I built Mnemo — a

I built Mnemo — a RAG system. Upload your docs, organize them into projects, ask questions — get answers grounded in your files, with the exact page + match confidence shown inline. Stack:  • FastAPI  • React (Vite)  • JWT + httpOnly cookies for authentication  • LangGraph  • pgvector (PostgreSQL) — stores embeddings, powers semantic retrieval  • Groq Deployed on AWS:  • EC2 — FastAPI backend behind Nginx  • RDS — managed PostgreSQL running pgvector  • S3 — hosts the built React frontend  • CloudFront — CDN serving the frontend to users Try it yourself: https://lnkd.in/dtrjYeeT