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Why I Moved Away from Direct RPC Calls: Building a High-Performance Indexing Layer with Rindexer

The Story Begins: My Naive Approach When I started building Neon Marketplace, my NFT trading platform, I wanted to ship fast. Like most developers entering Web3, I reached for the familiar tools: Nex
2026-02-05
Backend Engineering > Blockchain
#Blockchain #Web3 #PostgreSQL #Performance Optimization #Rust #Indexer #Backend Engineering

Optimizing an AIoT Data Pipeline: From 20 Seconds to 50 Milliseconds

Building Award-Winning Healthcare Technology During my internship at the Institute for Information Industry (III/資策會), I had the privilege of contributing to the “iMat for Smart Care” project — a 5G
2025-11-15
Backend Engineering
#Backend #Node.js #PostgreSQL #RabbitMQ #Performance Optimization #System Design #Docker #MQTT

Deep Dive into Uniswap V1: The DeFi Foundation of the AMM Era

Introduction: Farewell to the Order Book In the blockchain world, decentralized exchanges (DEXs) have always been a challenge. Most traditional exchanges, whether centralized or not, rely on an “Orde
2025-10-19
DeFi > Blockchain > Smart Contracts
#Solidity #Uniswap #AMM #ERC20 #Liquidity Pool

Building a Decentralized Stablecoin: A Deep Dive into the DeFi Stablecoin Project

Decentralized Finance (DeFi) has opened up a world of possibilities, and at its core lies the need for stability in a volatile market. Stablecoins are the bedrock of this new financial landscape, prov
2025-09-18
Web3 Project
#DeFi #Stablecoin #Solidity #Blockchain #Chainlink #Foundry

Unlocking Deeper Security: An Introduction to Handler-Based Invariant Testing

Unlocking Deeper Security: An Introduction to Handler-Based Invariant Testing In my previous article, we explored the fundamentals of invariant testing, a powerful technique for discovering bugs that
2025-09-17
Web3 Security
#Foundry #Fuzz Testing #Invariant Testing #Smart Contract Security #Web3 #Handler-Based Testing

Fuzzing the Foundations: A Deep Dive into Smart Contract Invariant Testing with Foundry

Beyond Unit Tests: An Introduction to Fuzz & Invariant Testing for Smart Contracts After completing a comprehensive suite of unit tests, many developers feel confident in their project’s security.
2025-09-12
Web3 Security
#Solidity #Foundry #Fuzz Testing #Invariant Testing #Smart Contract Security #Web3

My Bug Bounty Journey

From Bug to Breakthrough: Lessons from My Web3 Security Research Journey As a Web3 developer, my mission is to help build a more resilient decentralized world. I believe that true security goes beyond
2025-09-10
Web3 Security Research
#Bug Bounty #Web3 Security #Lido Dual Governance

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