Pankaj Kumar
Open to Work | Data Engineer-II at American Express GBT | Ex-ZSer | 4+ Years Experience | Data & AI | AWS Certified | Python, SQL, PySpark, AWS, Snowflake, Azure Databricks, DBT, ETL, DW, Airflow, Big Data, Hadoop
- Role
- Data Engineer-ii at American Express
- Location
- Gurugram, HR, IN
- LinkedIn followers
- 500 followers
About Pankaj Kumar
Data Engineer with 5 years of experience designing and building scalable data pipelines,…
Experience
Data Engineer-ii
Feb 2025 — Present · Gurugram, IN
Built a real-time data streaming platform using PySpark, Kinesis, and Snowflake—reduced latency by 60% and boosted team efficiency with reusable patterns and clear documentation-Achieved a $20k in monthly cost savings for clients by optimizing Spark configurations within the Airflow DAGs process on EMR infrastructure-Built SCD-1 and SCD-2 frameworks and partnered with analysts to deliver governed, KPI-driven datasets for self-service analytics-Engineered efficient data pipelines with PySpark and Python, achieving a 50% reduction in data processing time by optimizing for space and time complexities across client datasets-Optimized EMR with managed scaling to improve resource utilization and ensure availability across regions, cut compute costs by 30%
Education
Maharaja Agrasen Institute Of Technology, Delhi
Bachelor of Technology - BTech, Computer Science
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