Sun Life, the global financial services company, is hiring an ETL Developer in Gurugram (1–3 years of experience) to design, build, test and support Informatica-based ETL applications for its investment products. You will work with subject matter experts and business analysts to understand the product architecture, analyse data sources such as relational databases, Excel and CSV files, and build ETL solutions that meet business needs. Day-to-day work includes task estimates, preparing high-level and detailed design documents, functional and technical upgrades, using scheduling tools, coordinating with onshore partners, and escalating issues early. You will also keep documentation such as data mapping documents, unit test documents and implementation plans up to date while following coding standards for clean, maintainable work.