CAREER_OBJECTIVE
A passionate software developer with 10 years of experience in
information technology, focusing on delivering high-quality and
performant code. Experienced in Agile development and adept at working
in fast-paced environments. I strive to optimize daily workflows via
automation to reduce repetition and do more meaningful work.
TECHNICAL_SKILLS
Backend
C# / .NET Core .NET WebAPI Kestrel Kafka
Frontend
React JavaScript
Databases
SQL Couchbase MongoDB
DevOps
Azure Github Actions Docker Nginx
Architecture
Microservices Event Sourcing CQRS RESTful APIs
Methodology
Agile Git Code Reviews
EDUCATION
Bachelor of IT
Hanoi University
Sep 2012 - June 2016
LANGUAGES
English Fluent
Vietnamese Native
HOBBIES
- Playing music (Guitar)
- MTB
- Calisthenics
WORK_EXPERIENCE
Senior Software Developer
2022 - PresentPlaystudios | Hanoi
- English as main language in daily work.
- Led backend implementation for Leaderboard feature, handling 1,000 RPS across 130k DAU with low latency using HTTP API and Redis.
- Developed and maintained MyVegas game backend supporting on-premises and microservices architecture.
- Built backend feature systems on AVA config platform for Liveops team to manage live features across 130k DAU.
- Built Minigame feature APIs for client-side state management.
- Diagnosed and resolved production SocketException issues, implementing API warm-up strategies.
- Pioneered AI-assisted development using Claude Code, OpenRouter, and IDE extensions to accelerate delivery.
- Migrated legacy .NET applications to .NET 6.
- Designed and implemented scalable RESTful APIs.
- Maintained CI/CD pipelines using Github Actions.
- Worked with SQL and Couchbase databases, applying scalability and monitoring patterns.
- Mentored junior developers to foster continuous learning.
Senior Software Developer
May 2021 - May 2022Niteco | Hanoi
- Led expert services team, supporting other teams for web performance optimization.
- Audited performance and implemented fixes, reducing response time by over 90% in many cases.
- Implemented web application to monitor benchmarks using Node.js, MongoDB, and React.js.
- Migrated Niteco.com website to ASP.NET Core 5, improving performance by 200%.
- Set up pipelines on Azure DevOps for builds and deployments.
- Mentored younger team members in technical skills.
Full-stack Developer
May 2020 - Apr 2021Bright Software | Hanoi
- Developed School Management System and Clinic Patient Management Software using .NET Core and React.
- Managed Docker container deployments hosted on Linux using Nginx.
- Mentored younger team members in best practices.
Full-stack Developer
Dec 2019 - Apr 2020Niteco | Hanoi
- Developed CMS and E-commerce websites using Episerver.
- Handled communication with English and Norwegian customers.
- Implemented/integrated Google Analytics.
- Defined code conventions and processes for the team.
Full-stack Developer
Apr 2016 - Nov 2019FPT Software | Hanoi
- Full-stack development for GMC Software's Inspire Cloud using Event sourcing and CQRS architecture.
- Maintained 100% unit test path coverage.
- Collaborated with developers across different locations.
- Participated in code reviews and provided feedback.