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Senior Frontend Engineer with 7+ years of experience building scalable, real-time web and mobile experiences across sports, gaming, payments, and customer support. I specialize in modern frontend engineering (React/Next.js/Vue) and AI-focused full-stack development. I build AI-integrated platforms using Python, FastAPI, PostgreSQL, GraphQL, WebSockets/Socket.IO, and OpenAI APIs—turning product requirements into reliable, performant systems with strong API validation, caching, and state management.…Senior Frontend Engineer with 7+ years of experience building scalable, real-time web and mobile experiences across sports, gaming, payments, and customer support. I specialize in modern frontend engineering (React/Next.js/Vue) and AI-focused full-stack development. I build AI-integrated platforms using Python, FastAPI, PostgreSQL, GraphQL, WebSockets/Socket.IO, and OpenAI APIs—turning product requirements into reliable, performant systems with strong API validation, caching, and state management.

Jelly Chou

Full Stack Developer, Front-End Developer, Software Engineer, +2

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Senior Frontend Engineer with 7+ years of experience building scalable, real-time web and mobile experiences across sports, gaming, payments, and customer support. I specialize in modern frontend engineering (React/Next.js/Vue) and AI-focused full-stack development. I build AI-integrated platforms using Python, FastAPI, PostgreSQL, GraphQL, WebSockets/Socket.IO, and OpenAI APIs—turning product requirements into reliable, performant systems with strong API validation, caching, and state management.…Senior Frontend Engineer with 7+ years of experience building scalable, real-time web and mobile experiences across sports, gaming, payments, and customer support. I specialize in modern frontend engineering (React/Next.js/Vue) and AI-focused full-stack development. I build AI-integrated platforms using Python, FastAPI, PostgreSQL, GraphQL, WebSockets/Socket.IO, and OpenAI APIs—turning product requirements into reliable, performant systems with strong API validation, caching, and state management.

Available to hire

Senior Frontend Engineer with 7+ years of experience building scalable, real-time web and mobile experiences across sports, gaming, payments, and customer support. I specialize in modern frontend engineering (React/Next.js/Vue) and AI-focused full-stack development.

I build AI-integrated platforms using Python, FastAPI, PostgreSQL, GraphQL, WebSockets/Socket.IO, and OpenAI APIs—turning product requirements into reliable, performant systems with strong API validation, caching, and state management.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Intermediate

Chinese

Fluent

Work Experience

Senior Frontend Engineer at Future Wireless Intelligence Co., Ltd.

November 1, 2022 - April 30, 2026

Architected a mobile-first sports streaming and social engagement platform using Next.js 15, React 19, and TypeScript, integrating live scores, match statistics, expert content, membership, and wallet top-up features. Built real-time chat and notification systems using WebSockets, MQTT, and Protocol Buffers, including topic-based publish/subscribe messaging, room management, read receipts, message throttling, connection lifecycle handling, automatic reconnection, and expired-token recovery. Improved reliability and performance with TanStack React Query and Zustand for caching/state management, and used Zod for runtime API validation. Implemented PWA with Workbox caching strategies for images, fonts, cross-origin resources, offline scenarios, and service-worker update handling.

Frontend Developer at Aikesen Technology Co., Ltd.

May 1, 2022 - September 30, 2022

Architected responsive enterprise interfaces and back-office portals using Vue 3, Nuxt.js, Tailwind CSS, Webpack, and Vite, improving UI responsiveness and build reliability.

Frontend Developer at Zhiyun Technology Co., Ltd.

September 1, 2020 - May 31, 2022

Developed high-concurrency gaming clients and administrative dashboards with Vue 2/3, reusable components, and responsive design, including clear transaction-status feedback. Implemented low-latency communication with WebSockets and Protocol Buffers, reducing payload size by 60% and improving transmission efficiency by 35%.

Frontend Developer at Coolbo Information Co., Ltd.

April 1, 2020 - September 30, 2020

Developed a real-time customer-support platform using Socket.IO and WebSockets for persistent, low-latency communication. Integrated the LINE Messaging API and built responsive LIFF embedded applications for in-app customer-service workflows.