Tags

• journey 8
• vietnam 7
• introduction 6
• machine-learning 5
• generative-ai 5
• llm 4
• algorithms 3
• data-structures 3
• distributed-systems 3
• networking 3
• deep-learning 3
• smart-contracts 3
• singapore 3
• agents 3
• databases 2
• software-engineering 2
• tcp-ip 2
• architecture 2
• memory 2
• cryptography 2
• consensus 2
• transformers 2
• tokenization 2
• claude 2
• defi 2
• fintech 2
• trading 2
• tay-nguyen 2
• coffee 2
• family 2
• ho-chi-minh-city 2
• university 2
• computer-science 2
• career 2
• redis 2
• python 2
• bits 1
• bytes 1
• encoding 1
• compression 1
• ascii 1
• unicode 1
• audio 1
• image 1
• video 1
• bits-and-bytes 1
• search 1
• cpu 1
• cache 1
• pipelining 1
• operating-systems 1
• processes 1
• concurrency 1
• file-systems 1
• linux 1
• complexity 1
• sorting 1
• searching 1
• dynamic-programming 1
• big-o 1
• arrays 1
• hash-tables 1
• trees 1
• graphs 1
• linked-lists 1
• security 1
• tls 1
• dns 1
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journey

My Journey — Part 7: Singapore, Family, and Finding My Ground

Part 7 of my personal journey series. Read Part 6 here.

My Journey — Part 6: University, a Japanese Company, and the Man Who Changed Everything

Part 6 of my personal journey series.

My Journey — Part 5: Ho Chi Minh City and the Beginning of Everything

Part 5 of my personal journey series. Read Part 4 here.

My Journey — Part 4: Coming Home, and Leaving Again

Part 4 of my personal journey series. Read Part 3 here.

My Journey — Part 3: School, Coffee, and Learning to Want More

Part 3 of my personal journey series. Read Part 2 here.

My Journey — Part 2: Following My Uncle to the Highlands

Part 2 of my personal journey series. Read Part 1 here.

My Journey — Part 1: The Village

My Journey — Full Series The Village — Ha Tinh ← you are here Following My Uncle to the Highlands School, Coffee, and Learning to Want More...

Personal Life — Where the Story Behind the Engineer Lives

I grew up in a remote village in Ha Tinh, central Vietnam. I left as a child to follow my uncle to the coffee highlands of Tây Nguyên. I put myself through u...

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vietnam

My Journey — Part 6: University, a Japanese Company, and the Man Who Changed Everything

Part 6 of my personal journey series.

My Journey — Part 5: Ho Chi Minh City and the Beginning of Everything

Part 5 of my personal journey series. Read Part 4 here.

My Journey — Part 4: Coming Home, and Leaving Again

Part 4 of my personal journey series. Read Part 3 here.

My Journey — Part 3: School, Coffee, and Learning to Want More

Part 3 of my personal journey series. Read Part 2 here.

My Journey — Part 2: Following My Uncle to the Highlands

Part 2 of my personal journey series. Read Part 1 here.

My Journey — Part 1: The Village

My Journey — Full Series The Village — Ha Tinh ← you are here Following My Uncle to the Highlands School, Coffee, and Learning to Want More...

Personal Life — Where the Story Behind the Engineer Lives

I grew up in a remote village in Ha Tinh, central Vietnam. I left as a child to follow my uncle to the coffee highlands of Tây Nguyên. I put myself through u...

Back to Top ↑

introduction

Personal Life — Where the Story Behind the Engineer Lives

I grew up in a remote village in Ha Tinh, central Vietnam. I left as a child to follow my uncle to the coffee highlands of Tây Nguyên. I put myself through u...

Welcome to the Finance Series

Finance and technology have been intertwined throughout my career. Working on a financial market terminal at Standard Chartered Bank — computing PnL, Greeks,...

Welcome to the Blockchain Series

Blockchain caught my attention not as a buzzword, but as a genuinely interesting engineering problem: how do you build a system that multiple untrusted parti...

Welcome to the AI Series

Artificial Intelligence has been at the centre of my career for the better part of a decade. I’ve built NLP models for financial news, deployed deep learning...

Introduction to Computer Science: From Bits to Generative AI

This is the first deep-dive post in the Computer Science Series. Whether you’re just starting out or looking to consolidate your mental model of the field, t...

Welcome to the Computer Science Series

Computer Science is one of the youngest engineering disciplines and one of the most consequential. In fewer than 80 years it has gone from vacuum tubes to la...

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machine-learning

How Andrew Ng’s Courses Changed the Way I Think About AI

If there’s one person whose teaching shaped my understanding of AI more than anyone else, it’s Andrew Ng. This post is about that journey — from watching his...

Welcome to the AI Series

Artificial Intelligence has been at the centre of my career for the better part of a decade. I’ve built NLP models for financial news, deployed deep learning...

Machine Learning: Teaching Computers to Learn

This is Post 10 in the Computer Science Series. The previous post covered distributed systems. Now we look at machine learning — the technology behind spam f...

Introduction to Computer Science: From Bits to Generative AI

This is the first deep-dive post in the Computer Science Series. Whether you’re just starting out or looking to consolidate your mental model of the field, t...

Welcome to the Computer Science Series

Computer Science is one of the youngest engineering disciplines and one of the most consequential. In fewer than 80 years it has gone from vacuum tubes to la...

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generative-ai

Project: Personalized Agents — Build Your Own AI with OpenClaw

What if your AI agent truly knew you — your goals, your communication style, your preferences — and adapted every response accordingly? That’s what Personali...

Project: AI & Agents Workflow — Text-to-SQL, Text-to-Dashboard

An AI agents system that lets traders create and modify dashboards using natural language — powered by Text-to-SQL and Text-to-Dashboard agents communicating...

Welcome to the AI Series

Artificial Intelligence has been at the centre of my career for the better part of a decade. I’ve built NLP models for financial news, deployed deep learning...

Large Language Models: How AI Understands and Generates Language

This is Post 12 — the final post — in the Computer Science Series. The previous post explained deep learning and transformers. Now we put it all together: La...

Introduction to Computer Science: From Bits to Generative AI

This is the first deep-dive post in the Computer Science Series. Whether you’re just starting out or looking to consolidate your mental model of the field, t...

Back to Top ↑

llm

Project: Personalized Agents — Build Your Own AI with OpenClaw

What if your AI agent truly knew you — your goals, your communication style, your preferences — and adapted every response accordingly? That’s what Personali...

Project: AI & Agents Workflow — Text-to-SQL, Text-to-Dashboard

An AI agents system that lets traders create and modify dashboards using natural language — powered by Text-to-SQL and Text-to-Dashboard agents communicating...

AI and Blockchain — The Promises, The Fear, and What People Who Build Them Actually Know

TL;DR: Everyone fears blockchain will kill banks and AI will kill jobs. But people who actually build these things know the truth: replacing centuries-old fi...

Large Language Models: How AI Understands and Generates Language

This is Post 12 — the final post — in the Computer Science Series. The previous post explained deep learning and transformers. Now we put it all together: La...

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algorithms

Algorithms: Thinking About Efficiency

This is Post 4 in the Computer Science Series. The previous post covered operating systems. Now we get to the heart of computer science: algorithms.

Introduction to Computer Science: From Bits to Generative AI

This is the first deep-dive post in the Computer Science Series. Whether you’re just starting out or looking to consolidate your mental model of the field, t...

Welcome to the Computer Science Series

Computer Science is one of the youngest engineering disciplines and one of the most consequential. In fewer than 80 years it has gone from vacuum tubes to la...

Back to Top ↑

data-structures

Data Structures: The Right Container for the Right Job

This is Post 5 in the Computer Science Series. The previous post explained how to measure algorithm efficiency. Now we look at data structures — the containe...

Introduction to Computer Science: From Bits to Generative AI

This is the first deep-dive post in the Computer Science Series. Whether you’re just starting out or looking to consolidate your mental model of the field, t...

Welcome to the Computer Science Series

Computer Science is one of the youngest engineering disciplines and one of the most consequential. In fewer than 80 years it has gone from vacuum tubes to la...

Back to Top ↑

distributed-systems

Blockchain From First Principles: Cryptography, Consensus, and the Trustless Ledger

Most introductions to blockchain start with Bitcoin or Ethereum and work backwards. This one goes the other direction — starting from the fundamental compute...

Distributed Systems: When One Machine Is Not Enough

This is Post 9 in the Computer Science Series. The previous post covered building applications. Now we look at what happens when your app grows beyond one ma...

Welcome to the Computer Science Series

Computer Science is one of the youngest engineering disciplines and one of the most consequential. In fewer than 80 years it has gone from vacuum tubes to la...

Back to Top ↑

networking

Networks & Security: How the Internet Works and How to Protect It

This is Post 6 in the Computer Science Series. The previous post covered data structures. Now we look at how computers communicate — and how we keep that com...

Introduction to Computer Science: From Bits to Generative AI

This is the first deep-dive post in the Computer Science Series. Whether you’re just starting out or looking to consolidate your mental model of the field, t...

Bits & Bytes: How Computers Encode, Transmit, and Decode Everything

This is the second deep-dive in the Computer Science Series. The first post mapped the entire CS landscape — from hardware to generative AI. Now we zoom in o...

Back to Top ↑

deep-learning

How Andrew Ng’s Courses Changed the Way I Think About AI

If there’s one person whose teaching shaped my understanding of AI more than anyone else, it’s Andrew Ng. This post is about that journey — from watching his...

Welcome to the AI Series

Artificial Intelligence has been at the centre of my career for the better part of a decade. I’ve built NLP models for financial news, deployed deep learning...

Deep Learning: Neural Networks and the Transformer Revolution

This is Post 11 in the Computer Science Series. The previous post covered classical machine learning. Now we go deeper: neural networks — the technology behi...

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smart-contracts

Project: Blockchain & Smart Contracts — Tokenizing Trading Assets

A smart contract creation framework for tokenizing traditional trading assets — stocks, bonds, futures, and options — on the Ethereum blockchain.

AI and Blockchain — The Promises, The Fear, and What People Who Build Them Actually Know

TL;DR: Everyone fears blockchain will kill banks and AI will kill jobs. But people who actually build these things know the truth: replacing centuries-old fi...

Welcome to the Blockchain Series

Blockchain caught my attention not as a buzzword, but as a genuinely interesting engineering problem: how do you build a system that multiple untrusted parti...

Back to Top ↑

singapore

My Journey — Part 7: Singapore, Family, and Finding My Ground

Part 7 of my personal journey series. Read Part 6 here.

My Journey — Part 6: University, a Japanese Company, and the Man Who Changed Everything

Part 6 of my personal journey series.

Personal Life — Where the Story Behind the Engineer Lives

I grew up in a remote village in Ha Tinh, central Vietnam. I left as a child to follow my uncle to the coffee highlands of Tây Nguyên. I put myself through u...

Back to Top ↑

agents

Project: Personalized Agents — Build Your Own AI with OpenClaw

What if your AI agent truly knew you — your goals, your communication style, your preferences — and adapted every response accordingly? That’s what Personali...

Project: AI & Agents Workflow — Text-to-SQL, Text-to-Dashboard

An AI agents system that lets traders create and modify dashboards using natural language — powered by Text-to-SQL and Text-to-Dashboard agents communicating...

AI and Blockchain — The Promises, The Fear, and What People Who Build Them Actually Know

TL;DR: Everyone fears blockchain will kill banks and AI will kill jobs. But people who actually build these things know the truth: replacing centuries-old fi...

Back to Top ↑

databases

Databases: Storing and Querying Data at Scale

This is Post 7 in the Computer Science Series. The previous post covered networks and security. Now we look at databases — how we store, organize, and query ...

Welcome to the Computer Science Series

Computer Science is one of the youngest engineering disciplines and one of the most consequential. In fewer than 80 years it has gone from vacuum tubes to la...

Back to Top ↑

software-engineering

Application Development: Building Software That Lasts

This is Post 8 in the Computer Science Series. The previous post covered databases. Now we look at application development — the craft of building software t...

Welcome to the Computer Science Series

Computer Science is one of the youngest engineering disciplines and one of the most consequential. In fewer than 80 years it has gone from vacuum tubes to la...

Back to Top ↑

tcp-ip

Networks & Security: How the Internet Works and How to Protect It

This is Post 6 in the Computer Science Series. The previous post covered data structures. Now we look at how computers communicate — and how we keep that com...

Bits & Bytes: How Computers Encode, Transmit, and Decode Everything

This is the second deep-dive in the Computer Science Series. The first post mapped the entire CS landscape — from hardware to generative AI. Now we zoom in o...

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architecture

Application Development: Building Software That Lasts

This is Post 8 in the Computer Science Series. The previous post covered databases. Now we look at application development — the craft of building software t...

Computer Architecture: Inside the CPU

This is Post 2 in the Computer Science Series. The previous post covered how bits encode everything — numbers, text, audio, video. Now we look at the machine...

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memory

Operating Systems: The Software That Runs Everything Else

This is Post 3 in the Computer Science Series. The previous post explained how a CPU executes instructions. Now we look at the software that manages the CPU ...

Computer Architecture: Inside the CPU

This is Post 2 in the Computer Science Series. The previous post covered how bits encode everything — numbers, text, audio, video. Now we look at the machine...

Back to Top ↑

cryptography

Blockchain From First Principles: Cryptography, Consensus, and the Trustless Ledger

Most introductions to blockchain start with Bitcoin or Ethereum and work backwards. This one goes the other direction — starting from the fundamental compute...

Networks & Security: How the Internet Works and How to Protect It

This is Post 6 in the Computer Science Series. The previous post covered data structures. Now we look at how computers communicate — and how we keep that com...

Back to Top ↑

consensus

Blockchain From First Principles: Cryptography, Consensus, and the Trustless Ledger

Most introductions to blockchain start with Bitcoin or Ethereum and work backwards. This one goes the other direction — starting from the fundamental compute...

Distributed Systems: When One Machine Is Not Enough

This is Post 9 in the Computer Science Series. The previous post covered building applications. Now we look at what happens when your app grows beyond one ma...

Back to Top ↑

transformers

Large Language Models: How AI Understands and Generates Language

This is Post 12 — the final post — in the Computer Science Series. The previous post explained deep learning and transformers. Now we put it all together: La...

Deep Learning: Neural Networks and the Transformer Revolution

This is Post 11 in the Computer Science Series. The previous post covered classical machine learning. Now we go deeper: neural networks — the technology behi...

Back to Top ↑

tokenization

Project: Blockchain & Smart Contracts — Tokenizing Trading Assets

A smart contract creation framework for tokenizing traditional trading assets — stocks, bonds, futures, and options — on the Ethereum blockchain.

Large Language Models: How AI Understands and Generates Language

This is Post 12 — the final post — in the Computer Science Series. The previous post explained deep learning and transformers. Now we put it all together: La...

Back to Top ↑

claude

Project: @diepdao/aicli — API Docs CLI for AI Copilots

A global npm CLI that gives AI copilots (GitHub Copilot, Claude, Cursor) instant access to the latest API documentation for any open-source tool — Kafka, Red...

Large Language Models: How AI Understands and Generates Language

This is Post 12 — the final post — in the Computer Science Series. The previous post explained deep learning and transformers. Now we put it all together: La...

Back to Top ↑

defi

Project: Blockchain & Smart Contracts — Tokenizing Trading Assets

A smart contract creation framework for tokenizing traditional trading assets — stocks, bonds, futures, and options — on the Ethereum blockchain.

Welcome to the Blockchain Series

Blockchain caught my attention not as a buzzword, but as a genuinely interesting engineering problem: how do you build a system that multiple untrusted parti...

Back to Top ↑

fintech

AI and Blockchain — The Promises, The Fear, and What People Who Build Them Actually Know

TL;DR: Everyone fears blockchain will kill banks and AI will kill jobs. But people who actually build these things know the truth: replacing centuries-old fi...

Welcome to the Finance Series

Finance and technology have been intertwined throughout my career. Working on a financial market terminal at Standard Chartered Bank — computing PnL, Greeks,...

Back to Top ↑

trading

Project: Financial Engineering & Risk Management System

Building a complete simulation trading and risk management system from scratch — the kind that powers real trading desks.

Welcome to the Finance Series

Finance and technology have been intertwined throughout my career. Working on a financial market terminal at Standard Chartered Bank — computing PnL, Greeks,...

Back to Top ↑

tay-nguyen

My Journey — Part 3: School, Coffee, and Learning to Want More

Part 3 of my personal journey series. Read Part 2 here.

My Journey — Part 2: Following My Uncle to the Highlands

Part 2 of my personal journey series. Read Part 1 here.

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coffee

My Journey — Part 3: School, Coffee, and Learning to Want More

Part 3 of my personal journey series. Read Part 2 here.

My Journey — Part 2: Following My Uncle to the Highlands

Part 2 of my personal journey series. Read Part 1 here.

Back to Top ↑

family

My Journey — Part 7: Singapore, Family, and Finding My Ground

Part 7 of my personal journey series. Read Part 6 here.

My Journey — Part 4: Coming Home, and Leaving Again

Part 4 of my personal journey series. Read Part 3 here.

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ho-chi-minh-city

My Journey — Part 6: University, a Japanese Company, and the Man Who Changed Everything

Part 6 of my personal journey series.

My Journey — Part 5: Ho Chi Minh City and the Beginning of Everything

Part 5 of my personal journey series. Read Part 4 here.

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university

My Journey — Part 6: University, a Japanese Company, and the Man Who Changed Everything

Part 6 of my personal journey series.

My Journey — Part 5: Ho Chi Minh City and the Beginning of Everything

Part 5 of my personal journey series. Read Part 4 here.

Back to Top ↑

computer-science

My Journey — Part 6: University, a Japanese Company, and the Man Who Changed Everything

Part 6 of my personal journey series.

My Journey — Part 5: Ho Chi Minh City and the Beginning of Everything

Part 5 of my personal journey series. Read Part 4 here.

Back to Top ↑

career

My Journey — Part 7: Singapore, Family, and Finding My Ground

Part 7 of my personal journey series. Read Part 6 here.

My Journey — Part 6: University, a Japanese Company, and the Man Who Changed Everything

Part 6 of my personal journey series.

Back to Top ↑

redis

Project: @diepdao/aicli — API Docs CLI for AI Copilots

A global npm CLI that gives AI copilots (GitHub Copilot, Claude, Cursor) instant access to the latest API documentation for any open-source tool — Kafka, Red...

Project: Redis MinHash — Similarity Grouping at Scale

A Redis-based MinHash implementation for grouping similar items at scale — using Locality-Sensitive Hashing (LSH) to efficiently find near-duplicate document...

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python

Project: Personalized Agents — Build Your Own AI with OpenClaw

What if your AI agent truly knew you — your goals, your communication style, your preferences — and adapted every response accordingly? That’s what Personali...

Project: Redis MinHash — Similarity Grouping at Scale

A Redis-based MinHash implementation for grouping similar items at scale — using Locality-Sensitive Hashing (LSH) to efficiently find near-duplicate document...

Back to Top ↑

bits

Bits & Bytes: How Computers Encode, Transmit, and Decode Everything

This is the second deep-dive in the Computer Science Series. The first post mapped the entire CS landscape — from hardware to generative AI. Now we zoom in o...

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bytes

Bits & Bytes: How Computers Encode, Transmit, and Decode Everything

This is the second deep-dive in the Computer Science Series. The first post mapped the entire CS landscape — from hardware to generative AI. Now we zoom in o...

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encoding

Bits & Bytes: How Computers Encode, Transmit, and Decode Everything

This is the second deep-dive in the Computer Science Series. The first post mapped the entire CS landscape — from hardware to generative AI. Now we zoom in o...

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compression

Bits & Bytes: How Computers Encode, Transmit, and Decode Everything

This is the second deep-dive in the Computer Science Series. The first post mapped the entire CS landscape — from hardware to generative AI. Now we zoom in o...

Back to Top ↑

ascii

Bits & Bytes: How Computers Encode, Transmit, and Decode Everything

This is the second deep-dive in the Computer Science Series. The first post mapped the entire CS landscape — from hardware to generative AI. Now we zoom in o...

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unicode

Bits & Bytes: How Computers Encode, Transmit, and Decode Everything

This is the second deep-dive in the Computer Science Series. The first post mapped the entire CS landscape — from hardware to generative AI. Now we zoom in o...

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audio

Bits & Bytes: How Computers Encode, Transmit, and Decode Everything

This is the second deep-dive in the Computer Science Series. The first post mapped the entire CS landscape — from hardware to generative AI. Now we zoom in o...

Back to Top ↑

image

Bits & Bytes: How Computers Encode, Transmit, and Decode Everything

This is the second deep-dive in the Computer Science Series. The first post mapped the entire CS landscape — from hardware to generative AI. Now we zoom in o...

Back to Top ↑

video

Bits & Bytes: How Computers Encode, Transmit, and Decode Everything

This is the second deep-dive in the Computer Science Series. The first post mapped the entire CS landscape — from hardware to generative AI. Now we zoom in o...

Back to Top ↑

bits-and-bytes

Introduction to Computer Science: From Bits to Generative AI

This is the first deep-dive post in the Computer Science Series. Whether you’re just starting out or looking to consolidate your mental model of the field, t...

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search

Introduction to Computer Science: From Bits to Generative AI

This is the first deep-dive post in the Computer Science Series. Whether you’re just starting out or looking to consolidate your mental model of the field, t...

Back to Top ↑

cpu

Computer Architecture: Inside the CPU

This is Post 2 in the Computer Science Series. The previous post covered how bits encode everything — numbers, text, audio, video. Now we look at the machine...

Back to Top ↑

cache

Computer Architecture: Inside the CPU

This is Post 2 in the Computer Science Series. The previous post covered how bits encode everything — numbers, text, audio, video. Now we look at the machine...

Back to Top ↑

pipelining

Computer Architecture: Inside the CPU

This is Post 2 in the Computer Science Series. The previous post covered how bits encode everything — numbers, text, audio, video. Now we look at the machine...

Back to Top ↑

operating-systems

Operating Systems: The Software That Runs Everything Else

This is Post 3 in the Computer Science Series. The previous post explained how a CPU executes instructions. Now we look at the software that manages the CPU ...

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processes

Operating Systems: The Software That Runs Everything Else

This is Post 3 in the Computer Science Series. The previous post explained how a CPU executes instructions. Now we look at the software that manages the CPU ...

Back to Top ↑

concurrency

Operating Systems: The Software That Runs Everything Else

This is Post 3 in the Computer Science Series. The previous post explained how a CPU executes instructions. Now we look at the software that manages the CPU ...

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file-systems

Operating Systems: The Software That Runs Everything Else

This is Post 3 in the Computer Science Series. The previous post explained how a CPU executes instructions. Now we look at the software that manages the CPU ...

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linux

Operating Systems: The Software That Runs Everything Else

This is Post 3 in the Computer Science Series. The previous post explained how a CPU executes instructions. Now we look at the software that manages the CPU ...

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complexity

Algorithms: Thinking About Efficiency

This is Post 4 in the Computer Science Series. The previous post covered operating systems. Now we get to the heart of computer science: algorithms.

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sorting

Algorithms: Thinking About Efficiency

This is Post 4 in the Computer Science Series. The previous post covered operating systems. Now we get to the heart of computer science: algorithms.

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searching

Algorithms: Thinking About Efficiency

This is Post 4 in the Computer Science Series. The previous post covered operating systems. Now we get to the heart of computer science: algorithms.

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dynamic-programming

Algorithms: Thinking About Efficiency

This is Post 4 in the Computer Science Series. The previous post covered operating systems. Now we get to the heart of computer science: algorithms.

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big-o

Algorithms: Thinking About Efficiency

This is Post 4 in the Computer Science Series. The previous post covered operating systems. Now we get to the heart of computer science: algorithms.

Back to Top ↑

arrays

Data Structures: The Right Container for the Right Job

This is Post 5 in the Computer Science Series. The previous post explained how to measure algorithm efficiency. Now we look at data structures — the containe...

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hash-tables

Data Structures: The Right Container for the Right Job

This is Post 5 in the Computer Science Series. The previous post explained how to measure algorithm efficiency. Now we look at data structures — the containe...

Back to Top ↑

trees

Data Structures: The Right Container for the Right Job

This is Post 5 in the Computer Science Series. The previous post explained how to measure algorithm efficiency. Now we look at data structures — the containe...

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graphs

Data Structures: The Right Container for the Right Job

This is Post 5 in the Computer Science Series. The previous post explained how to measure algorithm efficiency. Now we look at data structures — the containe...

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linked-lists

Data Structures: The Right Container for the Right Job

This is Post 5 in the Computer Science Series. The previous post explained how to measure algorithm efficiency. Now we look at data structures — the containe...

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security

Networks & Security: How the Internet Works and How to Protect It

This is Post 6 in the Computer Science Series. The previous post covered data structures. Now we look at how computers communicate — and how we keep that com...

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tls

Networks & Security: How the Internet Works and How to Protect It

This is Post 6 in the Computer Science Series. The previous post covered data structures. Now we look at how computers communicate — and how we keep that com...

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dns

Networks & Security: How the Internet Works and How to Protect It

This is Post 6 in the Computer Science Series. The previous post covered data structures. Now we look at how computers communicate — and how we keep that com...

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http

Networks & Security: How the Internet Works and How to Protect It

This is Post 6 in the Computer Science Series. The previous post covered data structures. Now we look at how computers communicate — and how we keep that com...

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authentication

Networks & Security: How the Internet Works and How to Protect It

This is Post 6 in the Computer Science Series. The previous post covered data structures. Now we look at how computers communicate — and how we keep that com...

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sql

Databases: Storing and Querying Data at Scale

This is Post 7 in the Computer Science Series. The previous post covered networks and security. Now we look at databases — how we store, organize, and query ...

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nosql

Databases: Storing and Querying Data at Scale

This is Post 7 in the Computer Science Series. The previous post covered networks and security. Now we look at databases — how we store, organize, and query ...

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acid

Databases: Storing and Querying Data at Scale

This is Post 7 in the Computer Science Series. The previous post covered networks and security. Now we look at databases — how we store, organize, and query ...

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indexes

Databases: Storing and Querying Data at Scale

This is Post 7 in the Computer Science Series. The previous post covered networks and security. Now we look at databases — how we store, organize, and query ...

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transactions

Databases: Storing and Querying Data at Scale

This is Post 7 in the Computer Science Series. The previous post covered networks and security. Now we look at databases — how we store, organize, and query ...

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postgresql

Databases: Storing and Querying Data at Scale

This is Post 7 in the Computer Science Series. The previous post covered networks and security. Now we look at databases — how we store, organize, and query ...

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api-design

Application Development: Building Software That Lasts

This is Post 8 in the Computer Science Series. The previous post covered databases. Now we look at application development — the craft of building software t...

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testing

Application Development: Building Software That Lasts

This is Post 8 in the Computer Science Series. The previous post covered databases. Now we look at application development — the craft of building software t...

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ci-cd

Application Development: Building Software That Lasts

This is Post 8 in the Computer Science Series. The previous post covered databases. Now we look at application development — the craft of building software t...

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clean-code

Application Development: Building Software That Lasts

This is Post 8 in the Computer Science Series. The previous post covered databases. Now we look at application development — the craft of building software t...

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consistency

Distributed Systems: When One Machine Is Not Enough

This is Post 9 in the Computer Science Series. The previous post covered building applications. Now we look at what happens when your app grows beyond one ma...

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replication

Distributed Systems: When One Machine Is Not Enough

This is Post 9 in the Computer Science Series. The previous post covered building applications. Now we look at what happens when your app grows beyond one ma...

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cap-theorem

Distributed Systems: When One Machine Is Not Enough

This is Post 9 in the Computer Science Series. The previous post covered building applications. Now we look at what happens when your app grows beyond one ma...

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raft

Distributed Systems: When One Machine Is Not Enough

This is Post 9 in the Computer Science Series. The previous post covered building applications. Now we look at what happens when your app grows beyond one ma...

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gradient-descent

Machine Learning: Teaching Computers to Learn

This is Post 10 in the Computer Science Series. The previous post covered distributed systems. Now we look at machine learning — the technology behind spam f...

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decision-trees

Machine Learning: Teaching Computers to Learn

This is Post 10 in the Computer Science Series. The previous post covered distributed systems. Now we look at machine learning — the technology behind spam f...

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supervised-learning

Machine Learning: Teaching Computers to Learn

This is Post 10 in the Computer Science Series. The previous post covered distributed systems. Now we look at machine learning — the technology behind spam f...

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classification

Machine Learning: Teaching Computers to Learn

This is Post 10 in the Computer Science Series. The previous post covered distributed systems. Now we look at machine learning — the technology behind spam f...

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regression

Machine Learning: Teaching Computers to Learn

This is Post 10 in the Computer Science Series. The previous post covered distributed systems. Now we look at machine learning — the technology behind spam f...

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neural-networks

Deep Learning: Neural Networks and the Transformer Revolution

This is Post 11 in the Computer Science Series. The previous post covered classical machine learning. Now we go deeper: neural networks — the technology behi...

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attention

Deep Learning: Neural Networks and the Transformer Revolution

This is Post 11 in the Computer Science Series. The previous post covered classical machine learning. Now we go deeper: neural networks — the technology behi...

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backpropagation

Deep Learning: Neural Networks and the Transformer Revolution

This is Post 11 in the Computer Science Series. The previous post covered classical machine learning. Now we go deeper: neural networks — the technology behi...

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cnn

Deep Learning: Neural Networks and the Transformer Revolution

This is Post 11 in the Computer Science Series. The previous post covered classical machine learning. Now we go deeper: neural networks — the technology behi...

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rlhf

Large Language Models: How AI Understands and Generates Language

This is Post 12 — the final post — in the Computer Science Series. The previous post explained deep learning and transformers. Now we put it all together: La...

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gpt

Large Language Models: How AI Understands and Generates Language

This is Post 12 — the final post — in the Computer Science Series. The previous post explained deep learning and transformers. Now we put it all together: La...

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web3

Welcome to the Blockchain Series

Blockchain caught my attention not as a buzzword, but as a genuinely interesting engineering problem: how do you build a system that multiple untrusted parti...

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quantitative-finance

Welcome to the Finance Series

Finance and technology have been intertwined throughout my career. Working on a financial market terminal at Standard Chartered Bank — computing PnL, Greeks,...

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life

Personal Life — Where the Story Behind the Engineer Lives

I grew up in a remote village in Ha Tinh, central Vietnam. I left as a child to follow my uncle to the coffee highlands of Tây Nguyên. I put myself through u...

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ha-tinh

My Journey — Part 1: The Village

My Journey — Full Series The Village — Ha Tinh ← you are here Following My Uncle to the Highlands School, Coffee, and Learning to Want More...

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childhood

My Journey — Part 1: The Village

My Journey — Full Series The Village — Ha Tinh ← you are here Following My Uncle to the Highlands School, Coffee, and Learning to Want More...

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central-highlands

My Journey — Part 2: Following My Uncle to the Highlands

Part 2 of my personal journey series. Read Part 1 here.

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education

My Journey — Part 3: School, Coffee, and Learning to Want More

Part 3 of my personal journey series. Read Part 2 here.

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high-school

My Journey — Part 4: Coming Home, and Leaving Again

Part 4 of my personal journey series. Read Part 3 here.

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sentifi

My Journey — Part 6: University, a Japanese Company, and the Man Who Changed Everything

Part 6 of my personal journey series.

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standard-chartered

My Journey — Part 7: Singapore, Family, and Finding My Ground

Part 7 of my personal journey series. Read Part 6 here.

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refinitiv

My Journey — Part 7: Singapore, Family, and Finding My Ground

Part 7 of my personal journey series. Read Part 6 here.

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covid

My Journey — Part 7: Singapore, Family, and Finding My Ground

Part 7 of my personal journey series. Read Part 6 here.

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hashing

Blockchain From First Principles: Cryptography, Consensus, and the Trustless Ledger

Most introductions to blockchain start with Bitcoin or Ethereum and work backwards. This one goes the other direction — starting from the fundamental compute...

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merkle-tree

Blockchain From First Principles: Cryptography, Consensus, and the Trustless Ledger

Most introductions to blockchain start with Bitcoin or Ethereum and work backwards. This one goes the other direction — starting from the fundamental compute...

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bitcoin

Blockchain From First Principles: Cryptography, Consensus, and the Trustless Ledger

Most introductions to blockchain start with Bitcoin or Ethereum and work backwards. This one goes the other direction — starting from the fundamental compute...

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andrew-ng

How Andrew Ng’s Courses Changed the Way I Think About AI

If there’s one person whose teaching shaped my understanding of AI more than anyone else, it’s Andrew Ng. This post is about that journey — from watching his...

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coursera

How Andrew Ng’s Courses Changed the Way I Think About AI

If there’s one person whose teaching shaped my understanding of AI more than anyone else, it’s Andrew Ng. This post is about that journey — from watching his...

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deeplearning-ai

How Andrew Ng’s Courses Changed the Way I Think About AI

If there’s one person whose teaching shaped my understanding of AI more than anyone else, it’s Andrew Ng. This post is about that journey — from watching his...

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learning

How Andrew Ng’s Courses Changed the Way I Think About AI

If there’s one person whose teaching shaped my understanding of AI more than anyone else, it’s Andrew Ng. This post is about that journey — from watching his...

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ai

AI and Blockchain — The Promises, The Fear, and What People Who Build Them Actually Know

TL;DR: Everyone fears blockchain will kill banks and AI will kill jobs. But people who actually build these things know the truth: replacing centuries-old fi...

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blockchain

AI and Blockchain — The Promises, The Fear, and What People Who Build Them Actually Know

TL;DR: Everyone fears blockchain will kill banks and AI will kill jobs. But people who actually build these things know the truth: replacing centuries-old fi...

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future-of-work

AI and Blockchain — The Promises, The Fear, and What People Who Build Them Actually Know

TL;DR: Everyone fears blockchain will kill banks and AI will kill jobs. But people who actually build these things know the truth: replacing centuries-old fi...

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risk-management

Project: Financial Engineering & Risk Management System

Building a complete simulation trading and risk management system from scratch — the kind that powers real trading desks.

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time-series-db

Project: Financial Engineering & Risk Management System

Building a complete simulation trading and risk management system from scratch — the kind that powers real trading desks.

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message-queue

Project: Financial Engineering & Risk Management System

Building a complete simulation trading and risk management system from scratch — the kind that powers real trading desks.

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java

Project: Financial Engineering & Risk Management System

Building a complete simulation trading and risk management system from scratch — the kind that powers real trading desks.

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order-book

Project: Financial Engineering & Risk Management System

Building a complete simulation trading and risk management system from scratch — the kind that powers real trading desks.

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real-time

Project: Financial Engineering & Risk Management System

Building a complete simulation trading and risk management system from scratch — the kind that powers real trading desks.

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a2a-protocol

Project: AI & Agents Workflow — Text-to-SQL, Text-to-Dashboard

An AI agents system that lets traders create and modify dashboards using natural language — powered by Text-to-SQL and Text-to-Dashboard agents communicating...

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text-to-sql

Project: AI & Agents Workflow — Text-to-SQL, Text-to-Dashboard

An AI agents system that lets traders create and modify dashboards using natural language — powered by Text-to-SQL and Text-to-Dashboard agents communicating...

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natural-language

Project: AI & Agents Workflow — Text-to-SQL, Text-to-Dashboard

An AI agents system that lets traders create and modify dashboards using natural language — powered by Text-to-SQL and Text-to-Dashboard agents communicating...

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solidity

Project: Blockchain & Smart Contracts — Tokenizing Trading Assets

A smart contract creation framework for tokenizing traditional trading assets — stocks, bonds, futures, and options — on the Ethereum blockchain.

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ethereum

Project: Blockchain & Smart Contracts — Tokenizing Trading Assets

A smart contract creation framework for tokenizing traditional trading assets — stocks, bonds, futures, and options — on the Ethereum blockchain.

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minhash

Project: Redis MinHash — Similarity Grouping at Scale

A Redis-based MinHash implementation for grouping similar items at scale — using Locality-Sensitive Hashing (LSH) to efficiently find near-duplicate document...

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elasticsearch

Project: Redis MinHash — Similarity Grouping at Scale

A Redis-based MinHash implementation for grouping similar items at scale — using Locality-Sensitive Hashing (LSH) to efficiently find near-duplicate document...

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similarity

Project: Redis MinHash — Similarity Grouping at Scale

A Redis-based MinHash implementation for grouping similar items at scale — using Locality-Sensitive Hashing (LSH) to efficiently find near-duplicate document...

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lsh

Project: Redis MinHash — Similarity Grouping at Scale

A Redis-based MinHash implementation for grouping similar items at scale — using Locality-Sensitive Hashing (LSH) to efficiently find near-duplicate document...

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cli

Project: @diepdao/aicli — API Docs CLI for AI Copilots

A global npm CLI that gives AI copilots (GitHub Copilot, Claude, Cursor) instant access to the latest API documentation for any open-source tool — Kafka, Red...

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npm

Project: @diepdao/aicli — API Docs CLI for AI Copilots

A global npm CLI that gives AI copilots (GitHub Copilot, Claude, Cursor) instant access to the latest API documentation for any open-source tool — Kafka, Red...

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developer-tools

Project: @diepdao/aicli — API Docs CLI for AI Copilots

A global npm CLI that gives AI copilots (GitHub Copilot, Claude, Cursor) instant access to the latest API documentation for any open-source tool — Kafka, Red...

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copilot

Project: @diepdao/aicli — API Docs CLI for AI Copilots

A global npm CLI that gives AI copilots (GitHub Copilot, Claude, Cursor) instant access to the latest API documentation for any open-source tool — Kafka, Red...

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open-source

Project: @diepdao/aicli — API Docs CLI for AI Copilots

A global npm CLI that gives AI copilots (GitHub Copilot, Claude, Cursor) instant access to the latest API documentation for any open-source tool — Kafka, Red...

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api-docs

Project: @diepdao/aicli — API Docs CLI for AI Copilots

A global npm CLI that gives AI copilots (GitHub Copilot, Claude, Cursor) instant access to the latest API documentation for any open-source tool — Kafka, Red...

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kafka

Project: @diepdao/aicli — API Docs CLI for AI Copilots

A global npm CLI that gives AI copilots (GitHub Copilot, Claude, Cursor) instant access to the latest API documentation for any open-source tool — Kafka, Red...

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clickhouse

Project: @diepdao/aicli — API Docs CLI for AI Copilots

A global npm CLI that gives AI copilots (GitHub Copilot, Claude, Cursor) instant access to the latest API documentation for any open-source tool — Kafka, Red...

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openclaw

Project: Personalized Agents — Build Your Own AI with OpenClaw

What if your AI agent truly knew you — your goals, your communication style, your preferences — and adapted every response accordingly? That’s what Personali...

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personalization

Project: Personalized Agents — Build Your Own AI with OpenClaw

What if your AI agent truly knew you — your goals, your communication style, your preferences — and adapted every response accordingly? That’s what Personali...

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