Engineering Manager, Home Infrastructure

Every day, tens of millions of people come to Cobalt Streamworks to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Cobalt Streamworks, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Cobalt Streamworks means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. Engineering Manager, Home Infrastructure The Home Infrastructure team builds the mission-critical backend and data systems that power Cobalt Streamworks’s Homepage and Experience Details Page, two of the highest-traffic surfaces on Cobalt Streamworks. These surfaces reach the vast majority of Cobalt Streamworks’s daily active users and are core drivers of discovery, engagement, retention, and platform growth. We are a full-stack product infrastructure team responsible for content distribution across Cobalt Streamworks. Our systems support multiple modes of user interaction, including exploratory browsing, directed discovery, and personalized content recommendations across the many types of content that make up the Cobalt Streamworks ecosystem. This team sits at the intersection of large-scale distributed systems, machine learning-powered personalization, data infrastructure, and product experimentation. We partner closely with Machine Learning, Data Science, Product, Design, Frontend, Ads, Marketplace, Virtual Economy, and other teams across Cobalt Streamworks to build the platforms that help users find the most relevant and engaging content. As Engineering Manager for Home Infrastructure, you will lead a team of Backend and Data Engineers responsible for the end-to-end infrastructure powering Cobalt Streamworks’s most important discovery surfaces. You will guide the team’s technical strategy, grow engineering talent, and drive execution on high-impact systems that operate at massive scale. You Will Lead and grow a high-performing team of Backend and Data Engineers responsible for the infrastructure powering Cobalt Streamworks’s Homepage and other Discovery product surfaces. Define and execute the technical roadmap for large-scale content discovery, personalization, ranking, data, and backend-serving systems. Drive high-impact initiatives such as Personalization-as-a-Platform, full-page personalization, real-time user signal infrastructure, and ranking observability. Partner closely with Machine Learning, Data Science, Product, Design, Frontend, Ads, Marketplace, Economy, Search, and Core Infrastructure teams to deliver measurable product impact. Build a strong engineering culture focused on technical excellence, reliability, experimentation, operational health, and talent development. You Have 3+ years of experience as an Engineering Manager or Tech Lead Manager, ideally leading backend, data, ranking, recommendation, search, ads, or personalization teams. Strong technical depth in distributed systems, service-oriented architecture, high-throughput backend platforms, data infrastructure, or ML-powered serving systems. Experience leading teams that build and operate large-scale, consumer-facing production systems with high reliability and performance requirements. A track record of delivering complex, ambiguous, cross-functional technical initiatives with measurable product or business impact. Experience growing engineers, developing technical leaders, and building healthy, high-performing engineering teams. You Are Technical and strategic : Able to guide architecture, roadmap, and execution across complex backend, data, and personalization systems. Impact-oriented : Focused on building systems that improve user experience, creator success, and Cobalt Streamworks’s long-term growth. Data-driven : Comfortable using metrics, experimentation, and evidence to guide product and engineering decisions. Collaborative : Effective at partnering across Product, ML, Data Science, Design, and engineering teams to align priorities and drive outcomes. A talent multiplier : Invested in coaching engineers, raising the engineering bar, and creating an environment where the team can do its best work. For roles that are based at our headquarters in San Mateo, CA: The starting base pay for this position is as shown below. The actual base pay is dependent upon a variety of job-related factors such as professional background, training, work experience, location, business needs and market demand. Therefore, in some circumstances, the actual salary could fall outside of this expected range. This pay range is subject to change and may be modified in the future. All full-time employees are also eligible for equity compensation and for benefits as described on this page . Annual Salary Range $295,250 — $345,040 USD Roles that are based in an office are onsite Tuesday, Wednesday, and Thursday, with optional presence on Monday and Friday (unless otherwise noted). Cobalt Streamworks provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. Cobalt Streamworks also provides reasonable accommodations to candidates with qualifying disabilities or religious beliefs during the recruiting process. For US based roles only, please note the Company may not be able to employ candidates for this role who have United States work authorization related to certain U.S. visa categories, or support future H-1B sponsorship at this time.