About the job

LLM Data Scientist

(3-6 Years Experience)

Location : Gurgaon

GenAI Experience : Minimum 2 years required

Key Responsibilities :

- Develop and fine-tune LLMs for classification, NLP, and generative AI use cases

- Build RAG pipelines with vector databases and implement prompt engineering strategies

- Conduct data preprocessing for LLM training including tokenization and embedding generation

- Design custom chatbots, text generation, and document analysis solutions

- Implement LLM evaluation metrics (BLEU, ROUGE, perplexity) and human feedback loops

- Deploy conversational AI and content generation models in production

Technical Requirements :

- 2 years hands-on LLM development (GPT, BERT, T5, Llama, Claude)

- Proficient in Transformers, Hugging Face, LangChain, OpenAI API

- Experience with vector databases (Pinecone, Weaviate, ChromaDB) and semantic search

- Strong Python, SQL, and deep learning (PyTorch, TensorFlow)

- Knowledge of fine-tuning techniques (LoRA, QLoRA, PEFT) and model quantization

- Understanding of prompt engineering, chain-of-thought, and few-shot learning

- Familiarity with MLOps for LLMs (model versioning, A/B testing, monitoring) - GOOD TO HAVE