Publicis Sapient - Senior Python AI Developer

We are looking for a Senior Python AI Developer with hands-on experience in LLM-based application development, including LangChain, Agent Orchestration, and Retrieval-Augmented Generation (RAG). The role involves building scalable AI solutions such as chatbots, knowledge assistants, and multi-agent systems.Key Responsibilities :- Develop AI applications using Python and LLM frameworks- Build and optimize RAG pipelines- Design and implement multi-agent orchestration workflows- Work with vector databases (FAISS, Pinecone, Weaviate)- Develop APIs using FastAPI / Flask- Perform prompt engineering and response optimization- Ensure scalability, performance, and reliability of AI systemsRequired Skills :- 6+ Years of experience in Python Backend Development with 1+ Year with Generative AI- Strong proficiency in Python- Experience with LangChain/LangGraph- Solid understanding of RAG architecture- Hands-on with Agent frameworks (LangGraph / CrewAI / AutoGen)- Familiarity with LLMs (GPT, Claude, Mistral, etc.)- Experience with vector search & embeddings- Knowledge of REST APIs (ref:hirist.tech)