DKDo Duy Khanh
Open to opportunities

Do Duy Khanh

Software Engineer

Software Engineer with a focus on backend systems, applied AI, and systems tooling. Passionate about exploring system internals, concurrency, and building practical software through hands-on projects.

Ha Noi City, Vietnam
Explore ProjectsContact MeResume
Do Duy Khanh
Open Source Repos
23+
Curated codebases and tools
Awards and Honors
3
Competitions and certifications
Community Stars
40+
GitHub stars and forks
Open Source & Engineering

Featured Repositories

GoAI and AgentWeb & Full-Stack Systems
Selected1

Ultimate History Map

Lead Backend and Systems Architect4 members

A comprehensive RESTful API for Ultimate History Website, built with Go and the Fiber framework.

GoFiber v3PostgreSQLPostGISpgvectorRedis StreamsDockerNext.js
SourceLive Demo
Jupyter NotebookAI and AgentWeb & Full-Stack Systems
Selected

Nghe An - Ha Tinh Dialect ASR and Translation

AI and Systems EngineerSolo

Nghệ An–Hà Tĩnh ASR and dialect translation system using fine-tuned Whisper, LLM translation, and fallback dictionary retrieval.

PythonPyTorchWhisperLoRA/DoRAONNX Runtime WebChromaDBFastAPI
Source
GoWeb & Full-Stack Systems
Selected2

NovelHub

Full-Stack and Systems CreatorSolo

High-performance self-hosted library for 25+ ebook, comic and audiobook formats. Features 100% offline PWA, TTS, Kobo Wi-Fi sync, Mihon/Komga API, OPDS, and Calibre in a single binary.

GoFiber v3SQLite WALFTS5React 19TypeScriptTailwind CSS
Source
Recognition & Honors

Awards & Achievements

AwardSep 2025

Semifinalist – VietChain Talents

1matrix

Selected as a Semifinalist in VietChain Talents 2025, a national blockchain competition organized by the Vietnam Blockchain Association, 1Matrix, and the Government Cipher Committee.

CertificationOct 2023

Certificate in Unity Game Development

ITPlus Academy

Completed a Unity Game Development program covering game development fundamentals, C# programming, gameplay mechanics, and Unity engine workflows.

Award2023

First Prize – Category A, TFI Spring

Thang Long IT Club

Participated in TFI – Tool For Ideas, a student programming competition at Thang Long University focused on turning creative ideas into practical technology products.

Career Timeline

Work Experience

Software Engineer Intern

Rikkei Education
CurrentAug 2025 - Oct 2025
Hanoi, Vietnam
• Developed cross-platform mobile LMS application for Mankai Japanese learning platform using React Native 0.81, Expo SDK 54, and TypeScript.
• Architected JLPT mock exam simulation engine (N5-N1) featuring multi-section test navigation, dynamic real-time scoring, countdown timers, and answer analysis.
• Integrated expo-audio and expo-speech modules to deliver interactive audio listening comprehension and speech synthesis with playback controls and speed adjustments.
• Optimized network efficiency and state management using TanStack React Query v5, implementing offline query caching and optimistic UI updates for unstable network conditions.
Academic Foundations

Education & Background

B.S.Artificial Intelligence
Feb 2023 - 2027 (Expected)

Thang Long University

Hanoi, VietnamGPA: 3.32/4.0
B.S.Information Technology
Sep 2022 - Sep 2026

Thang Long University

Hanoi, VietnamGPA: 3.28/4.0
Technical Stack

Skills & Capabilities

Programming Languages

TypeScriptPythonGoSQL

Backend Architecture

Fiber (Go)NestjsFastAPIgRPCMessage Queue

Databases and Storage

PostgreSQLMongoDBRedisMinIO/S3

Frontend and Mobile

Next.jsReact NativeTailwind CSSZustand

AI and Machine Learning

PyTorchLangChainRAG SystemsVector DB

DevOps, Cloud and Protocols

DockerLinuxCI/CD (GitHub Actions)OAuth2/OIDC
Direct Line

Get In Touch

Have an engineering challenge, an open role, or an open-source collaboration? Drop a line.