Detailed JD: 5 to 8 years software/data engineering; 2+ years LLM/GenAI applicationsStrong Programming skills (Python); LlamaIndex and/or LangChain in production RAG systemsVector databases, Pinecone preferredMCP / tool-calling patterns; FASTMCP experience a significant plusChunking strategies, overlap settings, metadata taggingBuilds and optimises the AI layer, RAG pipelines, prompt orchestration, MCP tool connectors. Works with the Engagement Lead to translate architectural decisions into prod