Senior Ab Initio & ETL Developer
American Express Global Business Travel • Bengaluru, Karnataka • Posted June 26, 2026
About the Role
As a Senior Engineer, you will lead a team of engineers and contractors while maintaining hands-on technical expertise in Ab Initio development. You will be part of the core global billing and settlement technology team, coordinating cross-functional development across multiple teams. This role combines technical leadership, people management, and strategic planning to deliver enterprise-scale solutions.
What You’ll Do
Ab Initio & ETL
- Configuration and maintenance of Ab Initio ETL, Data Mapping, Transformation and Loading in complex high-volume environment (Terabytes level data processing)
- Developing graphs with continuous Flows
- Performance tuning, debugging, and running graphs on UNIX based environment
- Designing solutions with advanced skills in high performance and parallelism in Ab Initio
- 3+ years building complex ETL and data pipelines using AWS Glue, Spark, Python & SQL (DB2 UDB)