john28463719
Full Stack Web3 Engineer
Full-stack Web3 automation engineer with strong experience in building trading bots, multi-wallet minting systems, blockchain interaction scripts, and smart-money monitoring (Hyperliquid, Backpack, Pump.fun). Previously 7+ years across front-end, Android, and React Native development, with deep experience in performance optimization, architecture design, and high-traffic app maintenance. Skilled in Node.js, React, React Native, Android (Java/Kotlin), Swift, and multi-chain automation. Comfortable building production-ready bots, tools, dashboards, and complex client-side systems end-to-end.
Experience: 7 years
Yearly salary: $50,000
Hourly rate: $25
Nationality: 🇹🇼 Taiwan
Residency: 🇹🇼 Taiwan
Experience
Independent Developer
Self-employed 2023 - 2025
Built ponzi game on BSC chain using React + firebase + hardhat. Built Pump.fun trading bots using Node.js + Helius (new-launch sniping bot & token-launch bot). Integrated AbstractAGW wallet with automated contract interactions, login handling, and Gigaverse gameplay automation. Developed a Phygital (TCG) RWA auto-trading bot with Telegram alerts for offering, buying, and selling.
Front-End Engineer
FPG 凤凰 2023 - 2024
Maintained multi-skin app architecture. API latency & RN crash monitoring with Telegram alerts. Refactored state flow using React Context.
Android Engineer
Asia Gaming 2022 - 2023
Android MVP architecture + Dagger2. Multi-skin by using Gradle builds. React Native base framework + Redux-Saga for streaming app. Flutter streaming app contributions.
Front-End Engineer
Gaming 2018 - 2022
RN performance optimization (lists, AsyncStorage replacement, lazy loading). Custom priority-based lazy loader.
Software Engineer
Pokeshops Inc. 2017 - 2018
Android MVP app from scratch. Hybrid RN integration, Firebase Analytics, AWS SNS. Product awarded at multiple startup competitions.
Skills
front-end
english