Teams at CoStar Group

Develop and operate scalable mobile and API software using TypeScript, React Native, Node.js, and AWS. Own features through design, testing, deployment, production support, and enhancement. Build backend services, APIs, asynchronous workers, and third-party integrations; contribute to architecture, modernization, code reviews, testing, observability, and application security. Collaborate with Product and Design in Agile teams, address customer issues, and participate in on-call support.

Manages end-to-end digital performance campaigns across owned and partner platforms, including campaign launch, trafficking, optimisation, measurement, reporting, and ROI improvement. The role provides campaign insights and recommendations, tests new platforms and traffic sources, supports customer bookings, nurtures key accounts, and collaborates with account partners, Ad Tech, agencies, and commercial clients.

Senior Software Engineer owning frontend (React + TypeScript) and backend (Rails or comparable) features and infrastructure. Responsibilities include Rails internals, PostgreSQL optimization, security best practices, comprehensive testing (unit/integration/e2e), production observability, mentoring, design/architecture, and contributing to CI/CD and cloud infrastructure.