IIT KGP | Senior Data Scientist @Publicis Sapient | Data Science | ML | DL | NLP | Software Development

Bengaluru, Karnataka, India

Gurugram

Remote







Master's of Technology (M.Tech), Mechanical Engineering
Indian Institute of Technology, Kharagpur

Bachelor's of Technology (B.Tech), Mechanical Engineering
Indian Institute of Technology, Kharagpur
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Bengaluru
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Senior Associate Data Science L1 at Publicis Sapient, Jul 2024 - Present · 2 y 4 mo, Bengaluru, Karnataka, India, • Built and enhanced 5+ production GenAI modules across RAG, Text2SQL, AI agents and Vertex AI solutions. • Improved agentic RAG system performance and reduced API response time by 82% using multithreading in production. • Built a GenAI campaign workflow for Mondelez with cross-functional teams to enable targeted personalization. Contributed to an estimated 8-10% ROI improvement and $181M-$241M in projected annual revenue. • Evaluated RAG responses using context precision, faithfulness, and response relevancy to assess quality. • Improved an LLM-powered Text2SQL engine by optimizing generated queries for target cohort data requirements. • Built async FastAPI endpoints using OOP and multithreading, with Pytest to improve service reliability. • Containerized AI workloads with Docker and deployed them on Kubernetes, Vertex AI Registry, and GCP Logging.
Data Science Intern at Publicis Sapient, May 2023 - Jul 2023 · 2 mo, Gurugram, • Led a 5-member team to build a scalable NLP search platform for diverse product datasets and use cases. Reduced development cycles by 95% while improving search relevance and user engagement across product data. • Integrated Elasticsearch with the RASA DIET Classifier to enable scalable product search and filtering. • Used BERT embeddings and GPT-3 to enable semantic search and automate classifier training workflows.
Junior Data Scientist at Zummit Infolabs, Apr 2022 - Aug 2022 · 4 mo, Remote, • Built a real-time Indian currency classifier using transfer learning with Inception V3 and augmentation. • Achieved 95.61% precision and 94.02% validation accuracy using data augmentation and model optimization. • Integrated voice predictions to support visually challenged users in real-time currency identification.
Master's of Technology (M.Tech), Mechanical Engineering, Indian Institute of Technology, Kharagpur
Bachelor's of Technology (B.Tech), Mechanical Engineering, Indian Institute of Technology, Kharagpur
github: https://github.com/Traplekumar