Senior Engineer II

About the role

Data Integration Team at American Express Global Business Travel builds and maintains enterprise-grade ETL pipelines and the Ab Initio platform. The Senior Engineer designs, develops, and optimizes scalable ETL/ELT workflows, administers the Ab Initio environment on Linux, and supports Kafka‑based data movement. Bangalore, on‑site, hybrid schedule with occasional remote days as needed.

What you’ll do

• Design, develop, and maintain Ab Initio ETL workflows
• Administer and upgrade Ab Initio platform components
• Optimize ETL job performance and resource utilization
• Support application teams with ETL job processing and issue resolution
• Develop and maintain Kafka integration pipelines
• Write and tune advanced SQL queries for data extraction and validation
• Automate operational tasks using shell scripts
• Document platform configurations and change logs

What you’ll bring

• 5+ years ETL/data integration experience
• 5+ years Ab Initio platform administration
• Strong Linux/Unix command‑line skills
• Advanced SQL and PostgreSQL expertise
• Kafka production and consumption experience
• Shell scripting for automation
• Performance tuning of ETL jobs
• Troubleshooting complex data pipelines

Skills