Contractual Software Engineer (Backend)
- Led development of the real-time class system, collaborative canvas, and slide builder (Figma/PowerPoint style).
- Integrated PPTX conversion (LibreOffice CLI), AWS Polly TTS with S3 caching, and Redis optimization.
- Achieved Redis Re-Configuration performance boost (650ms ➝ 45ms).
- Remote
- Backend
- NestJS
- WebRTC
- AWS