Full Stack Engineer – 3D Web Tools (PlayCanvas)

Location: London, United Kingdom

Department: Augmented Reality

Employment Type: Full time

About Snap Inc

Snap Inc is a technology company. We believe the camera presents the greatest opportunity to improve the way people live and communicate. Snap contributes to human progress by empowering people to express themselves, live in the moment, learn about the world, and have fun together.

About the Role

Snap Inc is a camera company that believes the lens presents the greatest opportunity to improve the way people live and communicate. We empower people to express themselves, live in the moment, learn about the world, and have fun together through Snapchat, Lens Studio, and Spectacles. The PlayCanvas team is pioneering SuperSplat, the world’s most popular platform for 3D Gaussian Splatting, unlocking massive potential for e-commerce, immersive digital memories, and AR innovation. As a Full Stack Engineer – 3D Web Tools (PlayCanvas) in our Augmented Reality department, you’ll join a fast-moving, collaborative startup-like team in our central London offices to build browser-based tools and runtimes that developers love, shaping the future of the 3D web integrated with Snap’s camera and AR ecosystem. You’ll develop world-class 3D content creation tools, collaborating with engine programmers to expose cutting-edge features like Gaussian Splatting for Snapchat AR experiences. Architect scalable web apps using modern JavaScript, HTML5, CSS3, and AWS services, while optimizing runtimes for seamless browser performance. Your work will bridge creative tools with Snap’s camera technology, enabling creators to build stunning, interactive 3D content that enhances visual messaging and real-world AR overlays. Working in our high-intensity, rewarding environment, you’ll tackle challenges in real-time graphics, game engine architecture, and 3D math to deliver next-generation HTML5 platforms. With excellent communication and a passion for innovation, you’ll help drive user growth and foster Snap’s creative culture. We practice a 'Default Together' policy, expecting 4+ days in office to accelerate collaboration. Snap is an equal opportunity employer committed to diverse backgrounds, offering comprehensive benefits like paid parental leave, medical coverage, mental health support, and equity in our success.

What You'll Do

• Develop world-class browser-based 3D content creation tools for SuperSplat and PlayCanvas
• Collaborate with engine runtime programmers to expose advanced 3D Gaussian Splatting features to developers
• Build intuitive web tools that empower creators to produce immersive AR experiences for Snapchat
• Architect scalable full-stack applications integrating front-end UIs with powerful back-end services
• Optimize 3D web runtimes for performance in browser environments using WebGL and HTML5
• Integrate AWS services like EKS, CloudFront, and S3 to support high-scale 3D content delivery
• Work closely with AR teams to bridge camera-based innovations with web-based 3D tools
• Design database solutions using DocumentDB or DynamoDB for efficient 3D asset management
• Contribute to the evolution of the 3D web, enabling e-commerce, digital memories, and AR storytelling
• Participate in fast-paced, startup-like sprints in our central London office to ship features rapidly
• Mentor junior engineers and lead cross-functional initiatives to enhance developer tools

Minimum Qualifications

• Experience architecting and developing complex web applications
• Exceptional coding skills in modern JavaScript both in the browser and in a Node.js environment
• Excellent HTML5 and CSS3 skills
• Database expertise (preferably with DocumentDB and/or DynamoDB)
• Experience with AWS infrastructure (EKS, CloudFront, S3)
• Experience working with engine run-time programmers and front-end/back-end teams

Preferred Qualifications

• Experience leading small to medium teams of engineers
• Understanding of game engine architecture and practical experience working on game engine related tooling
• Experience in real-time graphics (ideally WebGL), animation, or physics
• Knowledge of 3D mathematics (vector algebra)
• Experience with content creation apps like 3ds Max, Maya or Blender
• A passion for the latest game engine techniques and enabling the creativity of others

Knowledge, Skills & Abilities

• Modern JavaScript (browser and Node.js)
• HTML5 and CSS3 mastery
• AWS infrastructure (EKS, CloudFront, S3)
• Database management (DocumentDB, DynamoDB)
• Full-stack web application architecture
• 3D graphics and WebGL
• Game engine tooling and runtime integration
• Real-time rendering and animation
• Physics simulation basics
• 3D mathematics (vectors, matrices)
• Excellent verbal and written communication
• High attention to detail
• Collaborative teamwork in fast-paced environments
• Problem-solving in complex, high-intensity projects
• Passion for AR, camera tech, and creative expression

Our Benefits

• Paid parental leave
• Comprehensive medical coverage
• Emotional and mental health support programs
• Compensation packages with equity to share in Snap’s long-term success
• Flexible work supporting our 'Default Together' policy (4+ days in office)
• Opportunities to work on cutting-edge AR and camera technologies
• Collaborative, creative culture in a startup-like environment within Snap
• Professional development in 3D graphics, WebGL, and game engine innovation

"Default Together" Policy: At Snap Inc, we practice a "default together" approach and expect team members to work in an office 4+ days per week.

Snap is proud to be an equal opportunity employer.