Jun 2023 – Present · 2 yrs 9 mos · Gurugram, Haryana, India

• Experienced Data Engineer with expertise in building scalable, cloud-native data solutions and delivering high-impact data products across consumer segmentation, Store DNA, and CRM-X teams within Trading and Digital Analytics.
• Demonstrated success in end-to-end ownership — from data architecture and pipeline development to optimization, testing, and deployment — leveraging PySpark, Azure Databricks, and AWS to drive measurable business value.
• Owned the development of 200+ ML-ready KPIs spanning behavioral, forecasting, and operational metrics, driving 30% improvement in decision-making and 25% uplift in personalization accuracy.
• Designed and implemented 40+ ETL workflows using PySpark, SQL, and Delta Lake, transforming multi-source raw data into production-grade features consumed by downstream marketing and analytics systems.
• Optimized Spark workloads via DAG analysis, caching strategies, and configurations — achieving 80% faster execution and reduced compute costs.
• Developed a cloud storage usage dashboard (S3) to identify and clean redundant data assets, reducing storage costs by 50%.
• Authored 100+ unit and integration tests, achieving 80%+ coverage, enhancing reliability, and reducing production issues.
• Served as both individual contributor and technical lead, facilitating Agile ceremonies, aligning cross-functional teams, and managing stakeholder expectations.