Designed and implemented backend and frontend features for the multi-layer Qispace platform using Node.js, Python, PostgreSQL, React, and MUI. Contributed to frontend improvements using Vue.js and React.js, supporting UX, performance optimization, and feature refinement. Built a secure Django backend service to support SDK distribution with user-centered workflows and documentation. Developed SEQUR CLI (Python & C) for secure quantum key generation. Developed gRPC services in C++ and JavaScript enabling secure, high-volume random-number streaming between server and client. Created a desktop application using Electron and WebAssembly, integrating C libraries for high-performance backend logic. Integrated AWS services (EC2, S3, CodeDeploy) with CI/CD pipelines (GitHub Actions) to ensure reliable deployments and system availability. Regularly collaborated in remote, Agile development environments with clear documentation.

Full-stack Developer at Sunny Future Ltd.

September 1, 2017 - October 1, 2018

Designed and implemented APIs and dynamic front-end components to meet client requirements. Researched and integrated third-party APIs (e.g., for mail distribution), ensuring compatibility with existing systems. Maintained company WordPress home site and managed new content release. Code reviews for team members in agile environment and updated code interpretations based on team discussions.