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 systems

Required 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