Backend Blockchain Developer specializing in Account Abstraction, DeFi protocols, and cross-chain solutions.

I'm a passionate blockchain developer with 4+ years of experience building scalable Web3 applications and DeFi protocols. Currently working at U2U Network on Universal Account Abstraction modules, making blockchain interactions seamless for users across multiple chains.

• 🔭 I'm currently working on ERC-4337 Account Abstraction systems at U2U Network
• 🌱 I'm exploring cross-chain interoperability and gasless transaction mechanisms
• 💬 Ask me about Rust, Solidity, NestJS, and blockchain architecture
• 📫 How to reach me: phamanhtai0410@gmail.com
• ⚡ Fun fact: I transitioned from Mechanical Engineering to become a blockchain expert!

Led the development of U2U Network's ERC-4337 compliant account abstraction system

• Tech Stack: NestJS, Redis Cluster, RabbitMQ, Kafka, TypeScript
• Achievements: 30,000+ concurrent connections, gasless transactions
• Impact: Seamless cross-chain wallet transactions

Complete NFT creation and trading platform with bonding curve mechanisms

• Tech Stack: Rust, Anchor, Solana, NestJS, MongoDB
• Features: Custom indexers, event-driven architecture
• Scope: Full-stack blockchain application

Framework for integrating blockchain with traditional gaming platforms

• Tech Stack: ThirdWeb SDK, React, Smart Contracts
• Focus: Wallet connectivity and asset management
• Achievement: Optimized 200+ TPS transaction throughput

Secure bridge enabling asset transfers between EVM-compatible blockchains

• Tech Stack: Solidity, Custom Verification Protocols
• Security: Comprehensive audit and optimization
• Networks: Ethereum, BSC, Polygon

• M.S. Computer Science - BachKhoa University (HCMUT) | Focus: NLP & Transformer Models
• B.S. Mechanical Engineering - BachKhoa University (HCMUT) | Focus: CFD & Simulation

Current: Backend Blockchain Developer at U2U Network (March 2025 - Present)

• Account Abstraction & ERC-4337 implementation
• High-performance backend services with NestJS
• Multi-chain bundler systems

Previous Roles:

• Fullstack Blockchain Developer at Flipmeme (Contract)
• Blockchain Developer at KardiaChain
• Data Engineer & Backend Developer at International Trade Council
• Blockchain & Backend Developer at Esollabs

• 🚀 30,000+ concurrent connections in stress testing
• ⚡ 200+ TPS transaction throughput optimization
• 🔒 ERC-4337 compliant smart contract systems
• 🌐 Multi-chain development expertise
• 📚 Published research in Vietnam Journal of Meteorology and Hydrology

• Certified Kubernetes Administrator (CKA)
• ThirdWeb Smart Contract Development
• Advanced Data Engineering with Apache Spark
• TOEIC 835

"Building the future of Web3, one smart contract at a time." 🚀