Lead AI Engineer – Agentic Systems
Location: Pine Labs, Noida Sector 62
Experience: 5–10 years
Employment Type: Full-Time
About the Role
We are looking for a hands-on LeadAI Engineer to build and operate production-grade LLM applications, RAG pipelines and autonomous agent systems for fintech and payment products.
You will own solutions from research and architecture through development, deployment, evaluation and production support. Solid AI expertise, Python engineering and a security-first mindset are essential.
Key Responsibilities
• Build production-grade RAG pipelines and agentic workflows using LangGraph and LangChain.
• Integrate OpenAI, Gemini or similar LLM APIs using tool calling, structured outputs and streaming.
• Implement prompt engineering, model evaluation, guardrails and LLM observability.
• Develop async Python services using FastAPI, Pydantic, SQLAlchemy and Alembic.
• Build secure, multi-tenant APIs using OAuth2, JWT, RBAC and OWASP practices.
• Design reliable event-driven services, payment integrations and agent connectors.




• Deploy and operate services using Docker, Kubernetes, Helm and CI/CD.
• Monitor application and AI performance using OpenTelemetry, Prometheus and Grafana.
• Use AI coding tools such as Cursor, Copilot or Claude Code to improve delivery speed.
• Own features end-to-end and contribute to architecture, code reviews and technical decisions.

Must-Have AI Skills
• Production experience with LLM applications and APIs.
• LangGraph and LangChain.
• RAG: ingestion, chunking, embeddings, vector search, reranking and retrieval.
• Vector databases such as pgvector, Pinecone, Weaviate, Milvus or Qdrant.
• Tool calling, structured outputs, agent state, memory and routing.
• Prompt and context engineering.
• LLM evaluation covering accuracy, groundedness, hallucination, latency and cost.
• AI guardrails, prompt-injection protection and secure tool execution.
• LLM tracing and observability using LangSmith, Langfuse or equivalent.
• Mo

📌 Lead Engineer AI (Noida)
🏢 Pine Labs
📍 Noida