AI Engineer - Freelancer

Your responsibilities, Adding AI functionality into existing Node.js / Ruby / Python / React / React Native codebases, Building LLM-powered features: chat, summaries, classification, smart search, document Q&A, Designing lightweight RAG pipelines using embeddings and vector search, Working with vector DBs (pgvector, Pinecone, Qdrant), Implementing safe, reliable LLM endpoints (OpenAI, Anthropic, Azure), Working with PMs and clients to shape realistic AI features and transform workflows to reduce manual effort, Advising clients when NOT to use AI and considering trade-offs related to latency, accuracy, cost and maintainability