Crest Infosystems

Job Description :

We are looking for a skilled LLM / GenAI Expert who can drive innovative AI/ML solutions, and spearhead the development of advanced GenAI-powered applications.

The ideal candidate will be a strong Python programmer with deep, hands-on experience in Large Language Models (LLMs), prompt engineering, and GenAI tools and frameworks.

Natural Abilities :

- Smart, self-motivated, responsible and out of the box thinker.

- Detail oriented and powerful analyzer.

- Great writing communication skills.

Requirements :

- 5+ years of total software development experience with a strong foundation in Python.

- 2-3+ years of hands-on experience working with GenAI / LLMs, including real-world implementation and deployment.

- Deep familiarity with models like GPT-4, Claude, Mistral, LLaMA, etc.

- Strong understanding of prompt engineering, LLM fine-tuning, tokenization, and embedding-based search.

- Experience with Hugging Face, LangChain, OpenAI API, and vector databases (Pinecone, FAISS, Chroma).

- Exposure to agent frameworks and multi-agent orchestration.

- Excellent written and verbal communication skills.

- Proven ability to lead and mentor team members on technical and architectural decisions.

Responsibilities :

- Lead the design and development of GenAI/LLM-based products and solutions.

- Mentor and support junior engineers in understanding and implementing GenAI/LLM techniques.

- Work on fine-tuning, prompt engineering, RAG (Retrieval-Augmented Generation), and custom LLM workflows.

- Integrate LLMs into production systems using Python and frameworks like LangChain, LlamaIndex, Transformers, etc.

- Explore and apply advanced GenAI paradigms such as MCP, agent2agent collaboration, and autonomous agents.

- Research, prototype, and implement new ideas and stay current with state-of-the-art GenAI trends.

- Collaborate closely with product, design, and engineering teams to align LLM use cases with business goals