Sr. Data Scientist
Samta.ai
2 - 5 years
Noida
Posted: 27/04/2026
Job Description
Role Overview -
We are hiring a Senior Data Scientist / AI Engineer to build intelligent AI solutions using LLMs, agent frameworks, and classical machine learning techniques. The role focuses on developing agentic workflows, RAG pipelines, and data-driven models to solve real business problems.
Key Responsibilities
Build LLM-powered agents using frameworks like LangChain and LangGraph
Develop multi-agent workflows and tool-integrated AI systems
Design and implement RAG pipelines (retrieval, embeddings, context generation)
Apply machine learning, deep learning, and NLP techniques to structured and unstructured data
Perform data preprocessing, cleaning, feature engineering, and statistical analysis
Work with SQL and PySpark for data extraction and transformation
Evaluate model and LLM performance and iterate to improve results
Required Skills
Strong foundation in:
Machine Learning Deep Learning Statistics & Probability Natural Language Processing (NLP)
Hands-on experience with:
LangChain / LangGraph RAG pipelines and embeddings Multi-agent systems / agentic AI
Strong data skills:
SQL PySpark Data preprocessing and feature engineering
Programming:
Proficiency in Python
Preferred Qualifications
Experience with vector databases (FAISS, Pinecone, etc.)
Familiarity with LLM evaluation and prompt engineering
Experience working on real-world AI/ML use cases
Experience
48+ years in Data Science / AI Engineering
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