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I'm deeply passionate about all topics related to computer science, especially low-level aspects like networking protocols and compilers. Although my current job focuses on blockchain development, I enjoy diving into the core technical challenges. I am also an avid supporter of open source and occasionally reinvent the wheel or create some obscure tools for fun. With extensive experience in blockchain, systems engineering, and software development, I have worked remotely with various organizations to design and optimize critical infrastructure and software. I enjoy collaborating, mentoring, and constantly researching new technologies and best practices to push the boundaries of what is possible.…I'm deeply passionate about all topics related to computer science, especially low-level aspects like networking protocols and compilers. Although my current job focuses on blockchain development, I enjoy diving into the core technical challenges. I am also an avid supporter of open source and occasionally reinvent the wheel or create some obscure tools for fun. With extensive experience in blockchain, systems engineering, and software development, I have worked remotely with various organizations to design and optimize critical infrastructure and software. I enjoy collaborating, mentoring, and constantly researching new technologies and best practices to push the boundaries of what is possible.

thaod

Developer, Blockchain Developer, Back-End Developer

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I'm deeply passionate about all topics related to computer science, especially low-level aspects like networking protocols and compilers. Although my current job focuses on blockchain development, I enjoy diving into the core technical challenges. I am also an avid supporter of open source and occasionally reinvent the wheel or create some obscure tools for fun. With extensive experience in blockchain, systems engineering, and software development, I have worked remotely with various organizations to design and optimize critical infrastructure and software. I enjoy collaborating, mentoring, and constantly researching new technologies and best practices to push the boundaries of what is possible.…I'm deeply passionate about all topics related to computer science, especially low-level aspects like networking protocols and compilers. Although my current job focuses on blockchain development, I enjoy diving into the core technical challenges. I am also an avid supporter of open source and occasionally reinvent the wheel or create some obscure tools for fun. With extensive experience in blockchain, systems engineering, and software development, I have worked remotely with various organizations to design and optimize critical infrastructure and software. I enjoy collaborating, mentoring, and constantly researching new technologies and best practices to push the boundaries of what is possible.

Available to hire

I’m deeply passionate about all topics related to computer science, especially low-level aspects like networking protocols and compilers. Although my current job focuses on blockchain development, I enjoy diving into the core technical challenges. I am also an avid supporter of open source and occasionally reinvent the wheel or create some obscure tools for fun.

With extensive experience in blockchain, systems engineering, and software development, I have worked remotely with various organizations to design and optimize critical infrastructure and software. I enjoy collaborating, mentoring, and constantly researching new technologies and best practices to push the boundaries of what is possible.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Advanced

Work Experience

Principal Systems Engineer at RISE Labs

May 1, 2025 - Present

Profiled and optimized RISE & reth node. Integrated HTTP/3 on RPC protocol to reduce latency. Optimized RPC endpoints' latency and contributed improvements back to the upstream reth project. Conducted research on performance with strategy and design planning for implementations.

Senior Systems Engineer at Seal Labs

April 30, 2025 - August 6, 2025

Designed and implemented core blockchain infrastructure in Rust. Researched and implemented Inter-Blockchain Communication (IBC) protocol enabling asset transfers and data exchange between blockchains, contributing to Hermes Relayer v2. Developed P2P networking layer and AVS messaging protocol between Sui and Ethereum. Developed core indexer library for event extraction and PostgreSQL ingestion. Conducted research on security and privacy technologies such as TEE, FHE, and ZKs. Assisted engineering team with CPU spikes and memory leak troubleshooting. Set up CI/CD and monitoring systems, mentored engineers and encouraged knowledge sharing.

Principal Systems Engineer at Litheum Capital Ltd

November 30, 2023 - August 6, 2025

Led research, design, and development of P2P networking layer for Litheum. Contributed to high-level architecture and low-level functionality. Managed Linux administration and DevOps practices. Developed a mobile wallet demo using Rust FFI and Flutter. Integrated revm into the core codebase and implemented code optimization strategies to enhance performance.

Principal Systems Engineer (Contract) at Litheum Capital Ltd

November 30, 2024 - August 6, 2025

Contract role continuing contributions post full-time tenure, focusing on specialized blockchain and systems engineering tasks.

Blockchain Systems Engineer at SaitoTech

February 28, 2022 - August 6, 2025

Executed software development, testing, architecture design, documentation, and team onboarding and training.

Senior Software Engineer / Tech Advisor at Moneycat Asia

May 31, 2022 - August 6, 2025

Developed automation backend APIs with Flask, FastAPI, and Django. Set up CI/CD pipelines and built data pipelines and data lake solutions. Provided data protection solutions and configured environment, logging, and monitoring for microservices.

Backend Engineer at TEKO Vietnam

January 31, 2020 - August 6, 2025

Developed automation backend APIs using Flask and Django and integrated third-party APIs. Set up auto-deploy with Ansible and Gitlab CI for microservices. Designed and implemented solutions mapping owner/team to services and optimized MySQL databases. Utilized Apache Spark, Pandas, Elasticsearch, and internal tools for data pipelines.

Senior Software Engineer at B2BE GSS Vietnam

December 31, 2018 - August 6, 2025

Developed and maintained generic web portal projects and acted as a knowledge source for other teams. Converted E-form library from JS ES5 to ES6. Developed matching engine for accounts payable solution. Analyzed customer requirements, designed architecture and databases, maintained documentation, and mentored team members. Used PHP (CodeIgniter 2/3), MySQL, and JavaScript technologies.

Associate Software Engineer / Software Engineer at VNG Corporation

July 31, 2014 - August 6, 2025

Developed SDK Admin tool and monitoring assistant software. Automated alert detection and incident resolution from Zabbix logs. Automated task creation and SLA evaluation for 24/7 service desk group. Used PHP, MySQL, MongoDB, C++, and Python.