Senior Software Engineer, Offsite Ads

Uber is a leading technology company that provides ride-hailing services and is expanding its advertising reach. The Senior Software Engineer will build the foundational supply layer for Uber's Offsite Ads business, developing systems that integrate premium ad formats into external environments and ensuring high performance and reliability.

Responsibilities:

• Build and maintain the technical infrastructure required for channel expansion, enabling Uber Ads to launch on new external surfaces rapidly
• Implement onsite UX improvements and 'shoppable' features that turn a simple ad click into a high-intent user session
• Act as a primary contributor to our offsite web SDK and supply-side backend services, ensuring high reliability and sub-100ms response times
• Work with the Ad Delivery pod to ensure identity matching is seamless and with the Tooling pod to surface reporting data
• Help grow the team by providing thoughtful code reviews and assisting in the onboarding of new engineers

Requirements:

• 5+ years of professional software development experience, with a strong focus on high-traffic web applications
• Deep proficiency in React, TypeScript, and Node.js. You should be comfortable managing complex state and building reusable UI libraries
• Strong experience in Go or Java, particularly in building REST or gRPC microservices that handle high-concurrency workloads
• Solid understanding of browser rendering, asset optimization, and how to minimize latency in third-party environments
• Proven ability to lead feature development from ideation through deployment, including writing design docs and performing code reviews
• Practical experience building consumer ad products from end-to-end, or building 'native' ad formats
• Experience building third-party libraries or widgets meant to be consumed by other developers
• Expertise in setting up robust monitoring (e.g., Prometheus, Grafana) and automated testing suites for distributed systems
• Experience designing clean, extensible APIs that serve both internal and external stakeholders