Senior backend developer to scale a high-traffic EdTech platform: design and implement backend architecture and scalable NoSQL systems, apply microservices, reactive/event-sourcing/CQRS patterns, operate on AWS/Docker, practice TDD/ATDD/BDD, and contribute full-stack within an agile cross-functional team.

Join a Scrum team to build and optimize fast, responsive web apps. Implement automated tests, contribute to a UX pattern library, work with Product Management, mentor junior engineers, and coordinate cross-team initiatives.

Rebuild a central Flex/Flash frontend into a complex, highly interactive HTML5/JS SPA. Implement rich UI using modern JavaScript frameworks, ensure high UX and CSS quality, apply testing practices (TDD/BDD), collaborate in a cross-functional agile team, and adopt DevOps/fullstack responsibilities. Cross-platform mobile experience is a plus.