Senior Software Engineer, Frontend

Zoo is building the next generation of hardware design tools redefining how hardware products are designed, developed, and built. As a Senior Frontend Engineer at Zoo, you'll play a crucial role in the development and enhancement of their novel open-source CAD modeling app, focusing on performance optimization and user experience.

Responsibilities:

• 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

Requirements:

• 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
• 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