GenAI/LLM Engineering Prompt design and evaluation; embeddings & vector stores; RAG Patterns ;Tool Calling /Agents Fine-Tunning vs instruction tunning vs adapters (LoRA/QLoRA) LLM Evaluation (automatic +human) , Hallucination mitigation, safety/ guardrails, prompt-injection defenses. Familiarity with common frameworks (e.g LangChain /Llamalndex) and retrieval infrastructure;verify and third-party tools are approved for use at your firm before implementation.