Senior Software Engineer — 3D Web Apps & Collaboration

MaC VC; San Francisco (CA); On-site; USD 150,000 - 210,000; Full time

Job summary

MaC VC is building Mission Control, a Flutter/WASM web app for enterprise engineers and annotation specialists. You will craft UI features for 3D/4D visualization and annotation workflows, and enable real-time collaboration across multiple windows.

You'll optimize performance for WebAssembly, implement BLoC-based async state management, and collaborate with Product Design to ship production-grade interfaces.

Qualifications

• 4+ years building production web applications with modern frameworks.
• Strong TypeScript or Dart experience; Flutter preferred.
• Experience with WebGL, WebGPU, or browser-based 3D rendering.
• Understanding of state management patterns (BLoC, Redux, or similar).
• Performance profiling and lazy loading for large datasets.

Responsibilities

• Build complex UI features for 3D/4D data visualization and annotation workflows.
• Develop real-time collaborative editing and multi-window layouts.
• Optimize WebAssembly builds for large sensor datasets.
• Implement BLoC state management for async workflows.
• Collaborate with Product Design to ship production-grade interfaces.
• Contribute to shared Dart packages used across web and mobile apps.

Skills

Production web apps

TypeScript or Dart

WebGL/WebGPU

State management (BLoC/Redux)

Performance optimization

Tools

Flutter

WebAssembly (WASM)

Dart

WebGL

Job description

MaC VC is building Mission Control, a Flutter/WASM web app for enterprise engineers and annotation specialists. You will craft UI features for 3D/4D visualization and annotation workflows, and enable real-time collaboration across multiple windows.

You'll optimize performance for WebAssembly, implement BLoC-based async state management, and collaborate with Product Design to ship production-grade interfaces.