Customuse is making 3D simple and accessible to everyone. Since our launch, we've grown to over 8 Million users, bringing 20M+ designs to life. Today, we're the leading platform for AI-powered 3D design with the most extensive library of customizable assets.
Backed by top VCs like Adjacent and Connect Ventures, along with angels from Snap, Stripe, and SpaceX.
Why Now? We're at an exciting stage, on track to reach 10M monthly active users with accelerating revenue growth as our product scales. Join us in growing Customuse into a globally recognized brand that serves tens of millions of creators.
TL;DR
We're looking for an ambitious, highly skilled 3D Software Engineer to join our team at Customuse. You'll be building the core rendering and graphics systems that power our AI-driven 3D creation platform. This is a high-impact role for someone who loves pushing the boundaries of what's possible in the browser with Three.js, WebGL, and WebGPU.
✨ What you'll do ✨
Build and optimize real-time 3D rendering pipelines using Three.js, PixiJS, WebGL, and WebGPU
Develop performant, visually stunning 3D experiences that run smoothly across devices
Architect scalable graphics systems that support millions of user-generated 3D assets
Implement advanced rendering techniques including shaders, lighting, materials, and post-processing effects
Collaborate closely with our AI and product teams to bring generative 3D features to life
Optimize performance for mobile and lower-end devices without sacrificing visual quality
Stay ahead of emerging web graphics standards and integrate cutting-edge capabilities into our platform
3+ years of experience in graphics programming or 3D web development
Deep expertise in Three.js and strong understanding of WebGL fundamentals
Experience with or enthusiasm for WebGPU and next-generation web graphics APIs
Proficiency in JavaScript/TypeScript; familiarity with shader languages (GLSL/WGSL)
Understanding of 3D mathematics: transformations, matrices, quaternions, and coordinate systems
Experience optimizing rendering performance and memory management in browser environments
Familiar with 3D file formats (glTF, FBX, OBJ) and asset pipelines
Bonus: experience with PixiJS, game engines, or native graphics APIs (OpenGL, Vulkan, Metal)
Location: London
Competitive salary and stock options
Opportunity to shape the technical foundation of a platform serving millions of creators
Work on genuinely hard problems at the intersection of AI and real-time 3D graphics
High impact on product direction and technical architecture
Mentorship from leadership team committed to your professional development
Central London office
Screening call
Technical interview with live coding / system design
Culture fit interview and meet the team!
Reference check & Offer 💫
We value ambition and trajectory over years of experience. Customuse is a demanding environment: We're extremely ambitious, and we ask a lot of ourselves and one another. While this tends to lead to fantastic learning, achievements, and career growth, it also requires a significant commitment. So if you like the role and are ready to give your very best, we'd love to talk to you!
