All work

Four systems I built at Vibgyor Technologies, and one I built for myself.

1. Vibgyor TechnologiesMulti-provider LLM platformSwitch between OpenAI, Gemini and AWS Bedrock with one environment variable and zero code changes.
   • Python
   • OpenAI
   • Google Gemini
   • AWS Bedrock Converse API
2. Vibgyor TechnologiesAI exam grading engineGrades answer sheets for 3+ exam boards and replaces hours of manual marking per batch.
   • Python
   • FastAPI
   • PDF parsing
   • LLM-based evaluation
3. Vibgyor TechnologiesReal-time healthcare agentsTwo real-time clinical agents. The diagnostic agent went through 4 versions.
   • OpenAI Agents SDK
   • OpenAI Realtime API
   • WebSockets
   • RAG
   • Vector stores
4. Vibgyor TechnologiesSpring Boot to FastAPIAverage API response time fell by about 50%.
   • Python
   • FastAPI
   • SQL schema design
5. Personal project, 2026Yaadi, an offline-first notes appAn installable notes app that works offline and syncs when it can, on a near-zero-cost serverless backend.
   • React
   • TypeScript
   • IndexedDB
   • FastAPI
   • AWS Lambda