- Back-end : Node.js, Express JS, Nest JS, RESTful APIs, API design, and server-side architecture.
- Databases : SQL (PostgreSQL Preferred) & No SQL.
- Gen AI Expertise : Experience in building RAG & LLM Systems, implementing AI/ML models, Langchain, langgraph, Vector DBs, Voice AI (STT, TTS) Models and Open AI Tools (Claude, Cursor).