Sahir Ali

About Sahir Ali

ETL Quality Lead** with over **5 years of specialized experience** in **Data Warehousing (DWH)** and **ETL Testing**, ensuring data integrity, accuracy, and consistency across enterprise-level data ecosystems. In-depth expertise in **Informatica PowerCenter** and **Informatica Intelligent Cloud Services (IICS)**, with a proven track record of designing and executing comprehensive ETL test strategies for both on-premises and cloud-based data pipelines. Strong command over **data warehouse architecture**,**ETL workflows**,**data modeling**(Star & Snowflake schemas), and **data integration frameworks**—ensuring alignment with business rules and technical specifications. Adept at leading end-to-end QA processes:**test planning, test case development, test data preparation, defect lifecycle management**, and **risk-based testing**, with a sharp focus on quality and performance. Experience collaborating with cross-functional teams including data engineers, BI developers, and business stakeholders to ensure data delivery meets business needs and SLAs. Proven ability to drive **quality governance**, implement **best practices**, and mentor QA teams in Agile and hybrid SDLC environments. Passionate about data quality, automation in testing, continuous improvement, and delivering actionable insights through validated and reliable data.

Experience

1. Etl Lead

   Azeus

   Aug 2019 — Present

Education

• APJ Abdul Kalam Technological University

  Bachelor's degree, Computer Science