Senior Software Engineer - Fullstack, Account Identity

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.

At Roblox, we strive to connect a billion people with optimism and civility, and the Safety organization's mission is to become the leader in civil immersive online communities. We systematically and proactively detect, remove, and prevent problematic content and behavior, and we make Roblox accounts secure and free from compromise. We also keep the platform compliant for changing regulations and growth markets.

We cover a broad area of the tech spectrum, including machine learning, experimentation, automation, highly scalable distributed backend systems, detection workflows, and AI‑powered text filters. Aligned and partnering with product teams, we use this tool belt to discover new opportunities, influence and shape the product roadmap and prioritization, build safety products, and measure the impact on our community of users and developers.

In doing so, we keep Roblox safe, civil, and inclusive, and we foster positive relationships between people around the world.

Safety and Civility is Roblox's #1 priority. Our mission is to keep the platform secure by establishing a deep understanding of our users. As a Senior Fullstack Engineer (Frontend Focus) on the Age Assurance pod within the Account Identity team, you will be instrumental in developing our in‑house Facial Age Estimation product and centralizing age assurance controls. This role emphasizes building intuitive, scalable, and high‑performance front‑end user interactions for low‑friction, secure biometric data gathering.

If you are passionate about solving complex, high‑impact problems in an adversarial landscape, this is the team for you. You will report to the Senior Engineering Manager of the Account Identity Team.

• Design, build, and deploy 0‑1 secure, efficient, and reliable age assurance products, focusing on the user experience for facial age estimation and related behavioral features.
• Develop high‑quality, user‑centric, and low‑friction front‑end solutions, applying an adversarial and data‑driven lens to proactively address security vulnerabilities.
• Build a centralized platform to provide intuitive UX for age assurance and access control options to various product teams within Roblox and to the wider creator community.
• Own the end‑to‑end solution lifecycle, from initial design and creation through production deployment, monitoring, and iteration.
• Drive and establish next‑generation technical and quality standards for the team’s frontend stack.

• 6+ years of professional experience as a Fullstack Software Engineer.
• 4+ years of hands‑on experience with UI scripting languages and modern frameworks, such as JavaScript, Type Script, Lua, and React.
• 2+ years of experience in compiled backend languages such as Golang, Java, or C#.
• A strong focus on writing clear, readable, testable, and highly monitored code.
• A customer‑first mindset demonstrated through exceptional cross‑team collaboration and delivery.

• Versatile: You are proficient in several programming languages and technologies. You take a creative and strategic approach to solving hard problems.
• An Owner: You can balance contributions to multiple projects.
• A Fast Learner: You can ramp up quickly, which is necessary to understand and solve problems.
• Team Oriented: You lift up your peers and find ways to make the team stronger.

$196,750 — $243,290 USD

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