Senior Software Engineer, Core Services

<div class="content-intro"><p><span style="font-weight: 400;">Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators.&nbsp;</span></p> <p><span style="font-weight: 400;">At Roblox, 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.</span><strong> </strong><span style="font-weight: 400;">We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there.&nbsp;</span></p> <p><span style="font-weight: 400;">A career at Roblox 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.</span></p></div><p><span style="font-size: 12pt;">The Core Services team manages the core infrastructure and API stack and builds high throughput microservices that powers<a href="https://www.roblox.com"> https://www.roblox.com</a>. These services need to be fast, reliable and highly scalable as they have a huge impact on the day-to-day experience of every Roblox user. In addition, the team owns shared libraries, infrastructure microservices, and the web infrastructure used by all other Roblox full-stack feature teams. We ship with testable and configurable features that allow for rapid experimentation, data collection, and optimize for performance and user engagement. From serving basic user information to populating content into in-experience. Core Services is integral to the Roblox experience.</span></p> <p><span style="font-size: 12pt;">As a Senior Engineer within the team, you will own the development and management of core infrastructure, API stack, and microservices. These components are essential for supporting a range of services and platforms within Roblox, including our studio environment. Additionally, you will contribute to the development of tooling and frameworks for full-stack teams. You will get the chance to take ownership of high RPS (requests per second) services, contribute to the re-architecture of systems to accommodate our company's growth, and collaborate with a diverse set of teams including Infra and the product teams within Roblox, leading initiatives, and making a significant impact across the company.</span></p> <h3><span style="font-size: 12pt;"><strong>You will:</strong></span></h3> <ul> <li style="font-size: 12pt;"><span style="font-size: 12pt;">Report into the Core Services Organization.</span></li> <li style="font-size: 12pt;"><span style="font-size: 12pt;">Build, maintain, and scale systems to support our goal of 1 billion active users.</span></li> <li style="font-size: 12pt;"><span style="font-size: 12pt;">Design, develop and test Kubernetes controllers using Go.</span></li> <li style="font-size: 12pt;"><span style="font-size: 12pt;">Build and establish core infrastructure accessible to all Roblox teams.</span></li> <li style="font-size: 12pt;"><span style="font-size: 12pt;">Enforce high code quality standards, architectural designs, and long-term approaches as a gatekeeper.</span></li> </ul> <p><span style="font-size: 12pt;"><strong>You have:</strong></span></p> <ul> <li style="font-size: 12pt;"><span style="font-size: 12pt;">3-5 years of experience building web services using Golang or similar language.</span></li> <li style="font-size: 12pt;"><span style="font-size: 12pt;">Experience building and operating K8’s clusters.</span></li> <li style="font-size: 12pt;"><span style="font-size: 12pt;">Deep understanding of Kubernetes internals (control plane, reconciliation loops, scheduling, networking).</span></li> <li style="font-size: 12pt;"><span style="font-size: 12pt;">Experience building large scale distributed systems with focus on scalability, reliability, and availability.</span></li> <li style="font-size: 12pt;"><span style="font-size: 12pt;">Experience building or operating control-plane or orchestration systems (e.g., schedulers, workflow engines, or compute platforms).</span></li> <li style="font-size: 12pt;"><span style="font-size: 12pt;">Strong knowledge of distributed systems fundamentals such as leader election, event-driven architectures, messaging/queuing, or distributed state management.</span></li> <li style="font-size: 12pt;"><span style="font-size: 12pt;">Experience designing systems that handle multi-region orchestration, failover, disaster recovery, or large-scale reliability challenges.</span></li> <li style="font-size: 12pt;"><span style="font-size: 12pt;">Experience with Oncall and in troubleshooting live site issues.&nbsp;</span></li> <li style="font-size: 12pt;"><span style="font-size: 12pt;">Bachelor’s degree in Computer Science or a related field, or equivalent experience.</span></li> <li style="font-size: 12pt;"><span style="font-size: 12pt;">Experience writing Kubernetes Operators or custom controllers using Operator-SDK or control runtime (a plus).</span></li> </ul> <p>&nbsp;</p><div class="content-pay-transparency"><div class="pay-input"><div class="description"><p>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 <strong><a href="https://careers.roblox.com/total-rewards">this page</a></strong>.</p></div><div class="title">Annual Salary Range</div><div class="pay-range"><span>$295,250</span><span class="divider">&mdash;</span><span>$345,040 USD</span></div></div></div><div class="content-conclusion"><p>Roles that are based in an office are onsite Tuesday, Wednesday, and Thursday, with optional presence on Monday and Friday (unless otherwise noted).</p> <p>Roblox 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. Roblox also provides reasonable accommodations to candidates with qualifying disabilities or religious beliefs during the recruiting process.</p> <p>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.</p></div>