Upendra vijay

AI Researcher

Gurugram, Haryana, India11 yrs 10 mos experience
AI EnabledAI ML Practitioner

Key Highlights

  • 11+ years of experience in Data Science and AI.
  • Expertise in Generative AI and NLP technologies.
  • Proven track record of delivering scalable AI solutions.
Stackforce AI infers this person is a Data Science and Generative AI expert with a focus on Fintech and SaaS solutions.

Contact

Skills

Core Skills

Generativeai (genai)Amazon Web Services (aws)Data ScienceNatural Language Processing (nlp)Machine Learning

Other Skills

FastAPIDockerAWS BedrockGlueAthenaLambdaLangGraphGPTAWS SageMakerPEFTLoRAMCP ServerCross-functional Team LeadershipLarge Language Models (LLM)Vector Databases

About

Gen AI Architect & Data Scientist with 11+ years of total experience, including 9 years in Data Science. Out of these, 6 years are focused on core Data Science and 3 years on Generative AI. I work as a Data Scientist & GenAI Architect, delivering scalable, production-ready AI solutions. My expertise includes NLP, LLMs, RAG, AI Agents and modern GenAI architectures.

Experience

11 yrs 10 mos
Total Experience
2 yrs 3 mos
Average Tenure
3 mos
Current Experience

Ibm

Advisory Data Dcientist - Gen AI

Feb 2026Present · 3 mos

Bounteous

Lead Data Scientist Gen AI

Sep 2023Feb 2026 · 2 yrs 5 mos · Gurugram, Haryana, India · Remote

  • Designed a serverless text-to-SQL solution using AWS Bedrock, Glue, Athena, and Lambda, enabling non-technical users to query S3 CSV data in natural language, significantly reducing dependency on SQL and BI teams.
  • Built an AI-driven multi-agent contract review system using LangGraph and GPT to automate the verification of insurance policy text against mainframe data. Deployed via Docker on AWS, the project achieved a verifiable 90% reduction in manual CSR review effort.
  • Fine-tuned Meta Llama‑3 on AWS SageMaker with PEFT/LoRA for insurance domain adaptation using policy documents, claims, and FAQs, improving relevance and consistency of domain-specific generations.
  • Architected Row-Level Security (RLS) in Weaviate using an MCP Server, enabling manager–subordinate inheritance and relationship-based access filtering. Designed a secure retrieval layer with server-side RLS enforcement to ensure strict data isolation and RBAC compliance.
  • Developed a domain-aware English–French translation pipeline leveraging RAG for specialized terminology, improving translation accuracy and reducing post-editing effort for business teams.
GenerativeAI (GenAI)FastAPIAmazon Web Services (AWS)Docker

Iris software inc.

Data Scientist

Mar 2021Sep 2023 · 2 yrs 6 mos · Gurugram, Haryana, India · Hybrid

  • Developed RAG-based banking customer support chatbot using LangChain, OpenAI GPT-3.5, and FAISS to retrieve answers from internal FAQs and policy manuals, improving query resolution accuracy and reducing average response time.
  • Built Flask-based AI compliance assistant with FAISS embeddings and GPT-3.5 to support regulatory Q&A with cited sources, reducing manual compliance research effort and associated operational costs.
  • Engineered an automated query classification system using BERT to categorise multi-channel banking queries (credit cards, loans, complaints), significantly reducing manual triage time for operations teams.
Data ScienceNatural Language Processing (NLP)Cross-functional Team LeadershipLarge Language Models (LLM)Vector Databases

Us tech solutions

Sr. Data Scientist

Mar 2020Feb 2021 · 11 mos · India

  • Engineered a hybrid talent recommendation model using NLP skill embeddings & collaborative filtering with explainable ranking to match employees to internal roles.
  • Built a training recommendation engine that matched employees to training programs based on skill assessments, career goals, and course metadata, improving relevance of suggested upskilling paths. boosting employee skill development and overall learning engagement.
  • Developed an AI-driven skill extraction system to accurately identify and classify skills from resume, managing end-to-end text annotation for NER. Built a BERT-based NER model in PyTorch and designed the full job-parsing workflow using Deep Learning and NLP techniques. Deployed the complete solution on AWS Cloud.
Data SciencePython (Programming Language)Machine LearningNatural Language Processing (NLP)Deep Learning

Infogain

Development Consultant

Nov 2017Mar 2020 · 2 yrs 4 mos · India · On-site

  • Built a regression-based health insurance pricing model to predict member-level 12‑month claim cost using demographics, policy details, utilisation history, and health risk indicators, improving expected loss prediction accuracy and enabling more granular premium setting.
  • Integrated sentiment analytics on a leading logistics company’s customer experience platform by developing a robust sentiment analysis solution that processes customer feedback from multiple channels—including surveys, social media, and support tickets—enhancing the organisation’s capability to accurately detect and respond to positive, negative, and neutral sentiments.
  • Clean, aggregate, pre-process and organise structured and unstructured data.
  • Analysed and manipulated the data for Exploratory Data Analysis (EDA), and present the data in a clear manner.
Data SciencePython (Programming Language)Machine LearningNatural Language Processing (NLP)

Decimal technologies pvt ltd

Software Developer

May 2014Oct 2017 · 3 yrs 5 mos · Gurugram, Haryana, India

  • Worked on lead management system and mobile Business applications.
  • Collaborated with cross-functional teams to define, design, and ship new features.
  • Conceptualized, designed, developed and deployed applications for android based mobile phones.

Education

International Institute of Information Technology Bangalore

Postgraduate — Data Science

Rajasthan Technical University, Kota

B.Tech — Computer Science and Engineering

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