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Data Scientist - NLP / LLM

Data Scientist - NLP / LLM

True Tech ProfessionalsGurugram
10 days ago
Job description

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

    • (ref : hirist.tech)

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