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I'm Huan (Harry) Wang, a software engineer with a strong track record of delivering innovative apps and AI-powered solutions. I specialize in building end-to-end systems, from backend services and ML inference pipelines to polished front-end experiences, always focusing on robust architecture and delightful user experience. I’ve led projects across mobile, web, and AI domains, collaborating with product teams to ship scalable solutions that impact millions of users. I enjoy solving complex problems, designing scalable systems, and mentoring teammates to grow engineering excellence.…I'm Huan (Harry) Wang, a software engineer with a strong track record of delivering innovative apps and AI-powered solutions. I specialize in building end-to-end systems, from backend services and ML inference pipelines to polished front-end experiences, always focusing on robust architecture and delightful user experience. I’ve led projects across mobile, web, and AI domains, collaborating with product teams to ship scalable solutions that impact millions of users. I enjoy solving complex problems, designing scalable systems, and mentoring teammates to grow engineering excellence.

Huan (Harry) Wang

App Developer, Back-End Developer, Full Stack Developer, +2

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I'm Huan (Harry) Wang, a software engineer with a strong track record of delivering innovative apps and AI-powered solutions. I specialize in building end-to-end systems, from backend services and ML inference pipelines to polished front-end experiences, always focusing on robust architecture and delightful user experience. I’ve led projects across mobile, web, and AI domains, collaborating with product teams to ship scalable solutions that impact millions of users. I enjoy solving complex problems, designing scalable systems, and mentoring teammates to grow engineering excellence.…I'm Huan (Harry) Wang, a software engineer with a strong track record of delivering innovative apps and AI-powered solutions. I specialize in building end-to-end systems, from backend services and ML inference pipelines to polished front-end experiences, always focusing on robust architecture and delightful user experience. I’ve led projects across mobile, web, and AI domains, collaborating with product teams to ship scalable solutions that impact millions of users. I enjoy solving complex problems, designing scalable systems, and mentoring teammates to grow engineering excellence.

Available to hire

I’m Huan (Harry) Wang, a software engineer with a strong track record of delivering innovative apps and AI-powered solutions. I specialize in building end-to-end systems, from backend services and ML inference pipelines to polished front-end experiences, always focusing on robust architecture and delightful user experience.

I’ve led projects across mobile, web, and AI domains, collaborating with product teams to ship scalable solutions that impact millions of users. I enjoy solving complex problems, designing scalable systems, and mentoring teammates to grow engineering excellence.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Advanced

Chinese

Advanced

Work Experience

Indie Developer (Self-Employed) / AI-powered Video Editor at Self-Employed

August 1, 2025 - September 10, 2025

Built end-to-end AI-powered video editing application using a modern tech stack (React frontend, Golang backend, and Python-based ML inference pipeline), delivering a seamless remote editing workflow and scalable architecture for multiple users.

Backend Developer at Vision Flow PTE. LTD.

August 1, 2024 - September 10, 2025

Crafted a scalable text-to-speech service using Golang, MySQL and Redis with pluggable third-party vendors; developed a localization workflow leveraging Golang, MySQL, and GPT-3.5; built a learning-task management service with Golang, MySQL, Redis; engineered a comprehensive quiz service with Golang and MySQL.

Senior iOS Engineer at ByteDance Inc.

November 1, 2021 - September 10, 2025

Led development of a full-screen video feature using Swift and AVPlayer; conducted A/B testing to optimize performance; resolved long-standing build issues by developing a CocoaPods plugin in Ruby; mentored a small team to launch a new product achieving over 10,000 downloads in 3 months; shared domain knowledge on ads development and testing with QA.

iOS Engineer at Know Box Education and Technology Inc.

April 1, 2019 - September 10, 2025

Developed learning features powered by 2D spine animation using Objective-C and SpriteKit; built a high-performance quiz renderer leveraging Objective-C, Core Text, and Core Graphics; integrated two independent authentication services into iOS onboarding with Objective-C and unit tests, improving onboarding quality.

Independent Developer (Self-Employed) / AI-powered Video Editor at Remote

August 1, 2025 - September 10, 2025

Built end-to-end AI-powered video editing application with React frontend, Golang backend services, and Python-based ML inference pipeline. Focused on delivering delightful user experience and scalable architecture for a remote-first setup.

Back-End Developer at Vision Flow PTE. LTD.

August 1, 2024 - September 10, 2025

Crafted a speech recognition and evaluation service using Golang and MySQL with pluggable third-party vendors integration; built scalable text-to-speech service with Golang, MySQL, and Redis; designed learning task management service and robust quiz service to support learning platform.

Senior iOS Engineer at ByteDance Inc.

November 1, 2021 - September 10, 2025

Led development of a full-screen video feature in Swift and AVPlayer; conducted A/B testing to optimize performance, resulting in a 2% increase in user retention; contributed to engineering reliability by building a CocoaPods plugin to ease integration of many third-party libraries; led a team to launch a product achieving 10,000+ downloads in 3 months.

iOS Engineer at Know Box Education and Technology Inc.

April 1, 2019 - September 10, 2025

Developed learning features powered by 2D spine animation using Objective-C and SpriteKit; created high-performance quiz renderer using Objective-C, Core Text, and Core Graphics; integrated two independent authentication services into onboarding for iOS app with Objective-C and unit tests.