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Latest Frontend Engineering jobs at Sim

Software Engineer, Frontend

Builds and owns the frontend platform including agent-building canvas, UI components, and real-time interactions using React and TypeScript. Collaborates with engineering, design, and product to ship performant developer experiences at scale in a Next.js monorepo.

140k – 220kSan Francisco, CAFrontend EngineeringOn-siteReactCrdts

Founding Design Engineer

Founding engineer owning design and development of a real-time visual canvas for building AI agents, blending UI/UX with frontend engineering. Requires deep React/TypeScript expertise and experience with interactive developer tools.

120k – 200kSan Francisco, CAFrontend EngineeringOn-siteReactUi/Ux