Unity Technologies is hiring: Senior SDK Engineer, Unity Ads (Full-Stack) in San

Senior SDK Engineer, Unity Ads (Full-Stack) Engineering We are hiring a Senior SDK Engineer to join as a senior individual contributor on the Ad Unit team. You will own end-to-end ad features that span ad unit logic, mobile SDK integration, and event gateway services. This is a chance to work at the exciting intersection of SDK development, machine learning, and data infrastructure. Act as a senior individual contributor on the Ad Unit team, owning end-to-end ad features that span ad unit logic, mobile SDK integration, and event gateway services. • Work closely with the SDK team to ensure reliable, performant event generation and delivery from client-side SDKs to backend systems. • Design and implement end-to-end ad features, coordinating changes across ad unit rendering, native SDKs, and backend APIs. • Partner with backend teams to design and evolve gateway APIs. • Exercise sound technical judgment when balancing UX requirements, backend complexity, performance, and delivery timelines. • Collaborate closely with product managers, frontend engineers, SDK engineers, backend teams, and QA to drive features from concept through release. • Participate actively in design and code reviews, contributing to overall engineering quality and cross-team alignment. Experience working on Ads platforms, monetization systems, or real-time client-facing services. • Prior experience integrating mobile SDKs with backend services, especially in performance-sensitive environments. • Familiarity with gateway or API-layer services that serve multiple client types. • Relocation support is not available for this position • Work visa/immigration sponsorship is not available for this position U] is the leading platform to create and grow games and interactive experiences. Creators, ranging from game developers to artists, architects, automotive designers, infrastructure experts, filmmakers, and more, use Unity to bring their imaginations to life across multiple platforms, from mobile, PC, and console, to spatial computing. As of the third quarter of 2024, more than 70% of the top 1,000 mobile games were made with Unity, and in 2024, Made with Unity applications had an average of 3.7 billion downloads per month. We are committed to fostering an inclusive, innovative environment and celebrate our employees across age, race, color, ancestry, national origin, religion, disability, sex, gender identity or expression, sexual orientation, or any other protected status in accordance with applicable law. Our differences are strengths that enable us to support the growing and evolving needs of our customers, partners, and collaborators. If you have a disability that means there are preparations or accommodations we can make to help ensure you have a comfortable and positive interview experience, please fill out this form () to let us know. This position requires the incumbent to have a sufficient knowledge of English to have professional verbal and written exchanges in this language since the performance of the duties related to this position requires frequent and regular communication with colleagues and partners located worldwide and whose common language is English. Headhunters and recruitment agencies may not submit resumes/CVs through this Web site or directly to managers. Please take a moment to review our Prospect Privacy Policy () and Applicant Privacy Policy () . Note: Certain locations require a good faith disclosure of the base salary range for the role.