Senior Software Engineer, Frontend
Senior Frontend Engineer develops and optimizes a CAD modeling app's UI using TypeScript, React, and XState. Integrates with WebAssembly, CodeMirror for code-to-3D model bridging, and focuses on high performance and browser optimization.
About the job
What You’ll Do
- Develop and optimize the frontend of our modeling app, focusing on performance and user experience
- Collaborate with backend teams to design and implement robust APIs that support the app's code-driven design functionality
- Enhance the app's UI/UX by leveraging Typescript, React, and XState, ensuring that the interface is both powerful and easy to use
- Develop delightful CodeMirror extensions that bridge the gap between the user's code and the 3d-model
- Implement advanced AST/code-mods, CodeMirror enhancements, and deep integration with WebAssembly (Wasm) for performance improvements
- Utilize Xstate for state management to maintain app consistency and reliability across various user interactions
- Apply a deep understanding of JavaScript and browser internals to improve app functionality and performance
What You’ll Need
- B.S. in Computer Science or a related field, or equivalent professional experience
- Substantial experience in frontend software development building complex, highly performant and scalable applications
- Strong proficiency in Typescript and React, with a portfolio or examples of complex applications built using these technologies
- Deep knowledge of JavaScript and its internal workings and performance optimization techniques
- Familiarity with WebAssembly (Wasm) and its use in web applications for performance enhancements
- Understanding of browser internals across major browsers (Chrome, Firefox, Chromium, Brave, etc.) and their impact on application performance and compatibility
- Knowledge of Xstate or similar state management libraries
Nice to Have
- Proficiency with Rust
- Experience with CodeMirror6
- Experience with ASTs even if custom ESLint rules
- Experience with WebGL or web graphics
- A background in geometry and/or experience with design-based software
Skills
TypeScript, React, Xstate, JavaScript, Webassembly, Codemirror, Ast, Rust, Webgl, Browser Internals
Similar jobs
Frontend Engineering jobs
Ether.Fi
Denver, COSenior Frontend Engineer building and maintaining user-facing DeFi products, complex frontend components, and client-side transaction flows. Requires strong software fundamentals, product judgment, attention to detail, and at least three years of professional coding experience.
Sleeper
San Francisco, CA
Build and own scalable, consumer-facing fantasy sports web experiences using React and TypeScript. The role emphasizes responsive interaction design, animation, performance, reusable components, and API integration, requiring 5+ years of web development experience.
Datadog
New York, NY
Senior frontend software engineer designing and delivering responsive, scalable interfaces for a data-intensive observability product. The role requires strong JavaScript ecosystem expertise, reusable UI design patterns, performance optimization skills, and practical experience with AI coding tools.
Atomicmachines
Emeryville, CABuild and maintain complex React and TypeScript interfaces for manufacturing, engineering, and AI/ML workflows. The role requires experience with stateful interaction-heavy applications, data validation, debugging, and cross-functional collaboration in technically complex environments.
LogicGate
Chicago, IL
Senior front-end engineer responsible for architecting and delivering scalable Angular and TypeScript interfaces for an enterprise SaaS platform. The role emphasizes automated testing, performance and accessibility, AI-assisted development, technical mentorship, and cross-functional collaboration.