Senior Front - end Engineer developing user interfaces for AI - powered presentation tool at fast - growing startup. Focus on scalable design systems, performance, and collaboration.
About the role
- Frontend Software Engineer building a co-pilot for hardware designers to accelerate design iterations. Requires expertise in Three.js, React, and modern JavaScript frameworks.
Responsibilities
- Build and maintain front-end features using React, Next.js, and React Three Fiber.
- Design and implement interactive 3D scenes using Three.js, with an emphasis on performance and responsiveness.
- Integrate shaders, materials, cameras, lighting, and geometry into a coherent user-facing application.
- Ensure rendering logic coexists cleanly with UI components and state management.
- Write reliable, testable code using Jest and Playwright.
- Participate in code reviews and technical discussions with a focus on maintainability and scalability.
- Contribute to performance tuning of large or complex 3D scenes.
Requirements
- 3+ years of professional front-end experience using React and modern JavaScript/TypeScript.
- 1–2+ years of hands-on Three.js experience (not just tutorials—real-world projects).
- Experience with React Three Fiber (R3F) and how it bridges Three.js into React’s declarative model.
- Familiarity with shaders (GLSL), custom materials, and WebGL rendering pipelines.
- Strong understanding of component architecture, hooks, and React ecosystem tools.
- Working knowledge of Next.js for routing, performance optimization, and SSR.
- A strong eye for UI/UX, particularly in the context of 3D interaction.
- Comfortable writing tests and practicing clean coding principles.
Benefits
- Professional development opportunities
- Flexible work arrangements
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