I’m a Senior AI Data Engineer with 9+ years of experience delivering intelligent, high-impact data solutions at scale—blending deep technical expertise with strategic thinking to drive business transformation through data. My core specialization is in Generative AI–powered data engineering, with expertise in building GenAI solutions (OpenAI, Claude, Gemini), Agentic AI systems, Model Context Protocol (MCP), agentic workflows, GCP BigQuery, Hadoop/Spark, Python, Oracle, Teradata, and Informatica. My journey spans data pipeline modernization, cost optimization, and most recently, scaling Generative AI adoption across PayPal. 🚀 GenAI + Data Innovation: Developed multiple Agentic AI solutions using MCP and LLMs (OpenAI, Claude): NLP-SQL Agent: Converts natural language questions into PayPal-contextualized BigQuery SQL. FEDS Assistant: Answers feature engineering–related queries using enterprise knowledge graphs. Alert Queue GenAI Agent: Built for self-service alert resolution, showcased in the Vibe Coding Hackathon. Created a BigQuery Optimisation Agent powered by Google Gemini, trained on cost-saving patterns and optimisation rules, saving $600K+ annually. Won 1st Prize in PayPal’s Generative AI powered “Code Assist” BigQuery Optimisation Challenge. Recently earned the Google GenAI Leader Certification—affirming my capabilities at the forefront of AI-led transformation. 📊 Past Highlights: Spearheaded the Teradata Exit/Migration Program: Migrated and rebuilt 1000+ ETL pipelines from Teradata/Informatica to GCP BigQuery, building automation tools like SQL Transpiler and Lineage Extractor. Led a 12-member team to 2nd prize in a Teradata migration hackathon with 82 successful migrations. Built complex data warehouses and ETL flows for geo-specific initiatives (e.g., China Merchant/Customer data localisation). Honoured with PayPal’s Pinnacle Award for performance on high-impact data migration programs. Designed and delivered data warehouse solutions for PayPal’s Risk domain, supporting key initiatives in Consumer Risk, Seller Risk, Global Fraud, and Chargebacks using Teradata (BTEQ, TPT) and Hadoop. As L3 Support Engineer for PayPal, optimized long-running Teradata jobs and implemented permanent fixes to reduce production failures. Designed and developed Pfizer’s Complaint Intake Data Warehouse, delivering complex data transformations using Informatica (pivoting, cleansing, normalization). Integrated 44+ ERP source files (Items, Orders, BOMs, etc.) into Pfizer’s DW, overseeing end-to-end data validation, cleansing, and multi-stage loading.