EXL—Senior Manager, RAG/LLM Specialist

Job description

Description: Role Overview: Lead the design and optimization of advanced RAG pipelines and model finetuning processes. Bridge the gap between prototype and enterprise-scale LLM deployment. Requirements: - Tech Stack: Python, PyTorch/TensorFlow, LangChain, LlamaIndex, advanced embedding models. - GenAI Skills: Deep expertise in advanced RAG (HyDE, parent-document retrieval), prompt optimization, and parameter-efficient fine-tuning. - Qualifications: Bachelor’s/Master’s in CS/Data Science with 4–7 years in ML/AI, including 1+ years specifically working with LLMs. Responsibilities: Key Responsibilities - Pipeline Ownership: Design and manage complex, multi-stage RAG pipelines ensuring low latency and high relevance. - Model Optimization: Lead fine-tuning initiatives (PEFT/LoRA) for open-source models to - improve domain-specific task performance. - Advanced Evaluation: Develop automated evaluation frameworks (e.g., RAGAS) to continually measure LLM accuracy, context precision, and recall. - Vector Strategy: Architect metadata filtering and hybrid search strategies within vector - databases (e.g., Pinecone, Milvus). - Team Mentorship: Guide junior analysts in prompt engineering, chunking strategies, and code quality.