keerthivasan murugesan

Senior Data Engineer — IBM | Client: Barclays May 2024 – Present | Chennai, India Working on Barclays’ Enhanced Risk Assessment (ERA) platform, a production risk-decisioning system supporting credit-risk scoring, lending decisions, limits calculation and pricing across secured and unsecured lending. • Built and delivered production PySpark and Databricks solutions for credit-risk decisioning across loans, overdrafts, cards and insurance. • Reduced an 8-hour production Spark batch job to 30 minutes — a 16x

Senior Data Engineer — Cognizant | Client: Amgen January 2022 – May 2024 | Chennai, India Built and supported data engineering solutions for Amgen’s clinical trial data and analytics platform. • Designed and owned a Databricks-based CTDA platform consolidating data from 10+ disconnected clinical and business systems into a governed source of truth. • Implemented a layered Land → Source → Core → Publish architecture using PySpark, Spark SQL and Delta Lake. • Designed a PostgreSQL-based control-master framewo

April 2019 – January 2022 | Bangalore, India • Automated verification tooling for aerospace engineering systems, improving engineering productivity by 40%. • Developed and deployed PySpark-based anomaly-detection solutions for predictive maintenance. • Improved failure-detection lead time from hours to days through data-driven anomaly detection. Environment: Python, PySpark, Apache Spark, Data Engineering, Predictive Analytics