Shaon Halder

About Shaon Halder

Applied Data Scientist with 8+ years across Generative AI, Knowledge Retrieval, NLP, ML, and Cloud (Azure/GCP). I build LLM/RAG pipelines that turn enterprise data into decision-grade answers, combining Python, SQL, and orchestration. Known for cost-effective, production-ready AI systems that improve speed, accuracy, and governance.

Experience

1. Applied Data Scientist Genai & Knowledge Retrieval

   Infosys

   Jun 2025 — Present · Chennai, IN

   Developing an enterprise-grade AI System, enabling intelligent information retrieval and decision support across trading and contractual workflows.Designed and deployed LLM-based data-filtering and retrieval pipelines using Retrieval-Augmented Generation (RAG) for accurate and context-aware query responses.Developed Named Entity Recognition (NER) and contextual filtering frameworks that map natural-language inputs to structured database queries.Built modular Python components leveraging Pydantic models, AsyncIO, and a message-bus architecture to enhance scalability, validation, and multi-user context management.Applied modular programming and latency-optimization techniques, improving AI response speed and maintainability.Partnered with domain SMEs to define business-to-data mappings and automate rule-based filtering logic for analytical use cases.Conducted LLM evaluation and benchmarking (precision, recall, F1-score) and implemented notebook-based testing frameworks for regression and performance validation.

Education

• Anna University Chennai

  BE - Bachelor of Engineering, •Electronics and Communications Engineering

  2014 — 2018