Pydantic v2, background jobs, caching) with robust testing. Design Elasticsearch models & queries Integrate AI features (streaming responses, structured outputs, eval hooks) to accelerate prototyping and user value. 25% Scale & operate Ship and run services on AWS and/or GCP (ECS/EKS/Lambda or Cloud Run/… from zero → shipped → observed → iterated; you sweat details and outcomes. AI‐native builder : Cursor, v0 , Claude Code (and friends) are daily drivers for rapid prototyping and refactors. React + TypeScript mastery: component design, hooks, performance, testing (Vitest/Jest, Playwright). FastAPI expertise: async patterns, Pydantic schemas, pagination, auth (OAuth2 ...