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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.

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. 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 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.

Join us and you'll usher in a new category of human interaction while solving challenges that you won't find anywhere else.

As a Technical Director, Personalization Systems, you'll be in charge of the technical vision and execution for all Personalization teams. Team's mission is to connect a billion users with the best personalized experiences and friends at the right time. These teams cover an extremely diverse range of problems at all levels of the stack at high scale. At their core, they are fundamental to content distribution across the Roblox suite of products, content comprehension, search, and recommendations. With daily active users growing at a new record rate, we are looking for experienced tech leaders who are passionate about designing and scaling the systems that power Roblox's content distribution funnel across different surfaces.

You Are:

  • Battle Ready: You are a world class expert in large-scale distributed systems with 10+ years of experience and experience delivering low latency fault tolerant technical solutions. Experienced in designing and building full-stack systems behind consumer-facing APIs that can handle large numbers of concurrent users. Have dealt with scalability and reliability issues associated with different system architectures including microservice architecture. Break down long-term product requirements into iterative deliverable stages. Exposure to Discovery products like Search and Recommendations or real-time machine learning systems is preferred.

    • You have a BS in Computer Science,Masters or PHD are a definite plus.

  • A Leader: You have initiated and facilitated challenging technical decisions across multiple teams and organizations.

  • User oriented: While technical, you always start with the needs of the user, whether they are Roblox users or internal engineers.

  • Versatile: You're a jack of all trades and you have mastered several languages and technologies already.

  • Creative: You take a creative and strategic approach to solving hard problems. You simplify the complex. You bring in fresh ideas from new places.

  • A Coach: You raise up others and create an engineering culture of excellence.

You Will:

  • Oversee the systems architecture that powers Roblox content distribution across surfaces.

  • Lead the technical direction and implementation necessary to grow the P13N backend Infrastructure across our tech stack of C#, Go, Native iOS/Android, C++, Lua, and multiple data pipeline technologies.

  • Author specs for new features and improvement

  • Lead other engineers by example and through technical direction as an individual contributor

  • Become an expert on our technology stack and make sure we always build new services the right way

  • Collaborate with other teams within Roblox to make sure we are building products.

  • Balance researching new technologies with a practical approach to accomplish the research efforts into the Roblox products

  • Communicate with the industry and communities where applicable and be ambassador for Roblox.

You’ll Love:

  • Industry-leading compensation package

  • Excellent medical, dental, and vision coverage

  • A rewarding 401k program

  • Flexible vacation policy

  • Roflex - Flexible and supportive work policy

  • Roblox Admin badge for your avatar

  • At Roblox HQ:

    • Free catered lunches five times a week and several fully stocked kitchens with unlimited snacks

    • Onsite fitness center and fitness program credit

    • Annual CalTrain Go Pass

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. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training.

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