Senior Backend Engineer (AdTech / Campaign Management)

The project includes: • building and enhancing seller-facing campaign management workflows, • integrating with external advertising platforms such as Criteo and ad-serving systems, • implementing reporting, spend tracking, and billing event pipelines, • improving campaign synchronization and product eligibility systems, • and modernizing frontend and backend architecture for scalability and maintainability. What are the top five skills and number of years of experience required to perform this …