... Ryan, solo founder here. Building Clinch ( clinch.land ), an AI job-search copilot: parses your resume, ingests jobs daily, ranks them against your profile with hybrid semantic + keyword search, and can auto-apply in the background. Stack - Backend: FastAPI + Celery, Redis as broker + pubsub, Postgres on Supabase with pgvector for hybrid search. I didn't overthink too much the vector database here since the data is already stored on supabase. Still experimenting with the embedding models though - Frontend: React + Vite ... ... nano for cheap structured calls, heavier models for big prompts) with Claude Haiku as fallback. All prompts and traces in Langfuse - Auto-apply: I tested some apis like skyvern , browser use. Ended up building my own - Hosting: Render (web, celery