Over two months, contributed to projects such as eigent, ragflow, and dexter by delivering 21 features and resolving 8 bugs across backend, frontend, and machine learning domains. Developed a proxy configuration system and drag-and-drop file upload for eigent, enhancing network reliability and user workflows using Python and TypeScript. Improved chat and agent workflows in ragflow with multi-file upload support, aligning backend and frontend processing. Refactored dexter’s input system with React hooks to stabilize state and prevent race conditions. Additional work included caching strategies, accessibility improvements, and ONNX export enhancements, demonstrating depth in API development, data processing, and integration testing.