Lead AI Full Stack Developer

7 10+ years software engineering experience; 3 5+ years applied ML/GenAI building production systems, Expert with LangChain and LangGraph (tools, agents, state graphs, retries, sub graphs, observability). Hands on with Vertex AI (Foundational models, Endpoints, Pipelines, Vector Search, Model Garden; IAM & service architectures). Strong RAG practitioner (chunking strategies, embeddings, hybrid retrieval, rerankers like Cohere/Rerank or bge rerank, evaluation). Deep experience with vector databases (Pinecone, Weaviate, Milvus, FAISS) and embedding