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Stealth AI Enterprise Startup Logo

Software Engineer, Frontend

Stealth AI Enterprise Startup

Salary not specified
Nov 6, 2025
San Jose, CA, US
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The company is looking for a Frontend Engineer to design and build sophisticated UI components, interactive dashboards, and data visualizations that directly impact end users, optimizing for speed, usability, and performance in a fast-paced startup environment.

Requirements

  • 3–5 years of React development with advanced patterns (custom hooks, complex state management, performance optimization, client/server-side separation).
  • Expertise in TypeScript (complex generics, utility types, strict typing in production applications).
  • Strong experience with the modern React ecosystem (Next.js App Router, SSR, data fetching and global state management libraries).
  • Proven track record in enterprise UI development (component libraries, design systems, accessibility standards).
  • Performance optimization skills (memoization strategies, render optimization, virtualization).
  • Experience with data visualization (charts, graphs, interactive dashboards).
  • Real-time UI patterns (WebSocket integration, live updates, optimistic UI).

Responsibilities

  • Build sophisticated data visualization interfaces, workflow management UIs, and real-time dashboards.
  • Design and maintain scalable component libraries with consistent design patterns.
  • Implement complex client-side state with optimistic updates and real-time synchronization.
  • Create intuitive UIs for AI model interactions, data pipeline management, and enterprise system integrations.
  • Optimize for speed, usability, and performance without compromising quality.
  • Continuously identify and fix performance bottlenecks in frontend systems.
  • Make architectural and UI design decisions as needed.

Other

  • Thrives in a fast-paced, high-ownership startup environment.
  • Self-starter who can take ownership of the user experience from concept to deployment.
  • Iterate quickly based on feedback.
  • Strong problem-solving skills and ability to execute quickly with minimal guidance.
  • Experience working in agile, fast-paced startup teams.