• Build and maintain full-stack functionality across frontend UI applications and backend API services. • Own features or components end-to-end, from initial implementation through production support. • Collaborate with product owners and the QA team to deliver clean, performant, and maintainable code. • Participate in biweekly planning meetings, code reviews, architecture discussions, and release planning. • Contribute to deployment pipelines, build tooling, and monitoring/debugging in staging and production environments. • Write unit and integration tests to maintain application quality across the stack. • Participate in on-call rotations and postmortem reviews.