Sheerin Thalib

Results-oriented ETL and SQL professional with 5+ years of experience in data integration, database testing, and validation. Skilled in Talend, SSIS, Snowflake, and SQL, with practical experience in Agile methodologies. Recognized for strong analytical thinking, proactive problem-solving, and delivering reliable, high-quality data solutions.

ETL Tester at ILink System & Digital Solutions (2020-10 – Present)

• Proficient in designing and executing complex SQL queries to validate data integrity by comparing source and target systems.
• Strong team player with the ability to collaborate effectively, ensuring timely delivery of project milestones and commitments.
• Developed interactive and visually impactful dashboards using Power BI to support data-driven business decisions.
• Experienced in creating detailed test scenarios, test cases, and maintaining test scripts aligned with business and functional requirements.
• Utilized Python (Pandas) for efficient data cleaning, transformation, and validation of large datasets in ETL processes.
• Leveraged NLP-based AI to convert ETL mapping logic into test cases and automate test script generation, optimizing ETL testing processes.
• Performed data validation in Snowflake Data Warehouse using advanced SQL techniques to ensure accuracy and consistency.

PRO at Nspira Management Services Pvt Ltd (2016 – 2018)

B.com in General – JBAS College for Women (2015)