Lead Frontend Engineer — AI UI & Design Systems

Bison; San Francisco (CA); Presencial; USD 180.000 - 240.000; Tempo integral

Benefícios oferecidos por esta vaga

Medical, dental, vision coverage

401(k) plan

Relocation and immigration support

In‑office snacks and meals

Unlimited PTO and company holidays

In‑person team in San Francisco

Resumo da vaga

Zyphra in San Francisco is seeking a Lead Frontend Engineer to lead the design and development of the user-facing side of our agentic system, shaping how users interact with AI across their desktop, browser, and filesystem. You’ll work across interface design, component libraries, and frontend infrastructure to craft seamless, accessible, and intuitive user experiences.

You’ll collaborate with engineers, ML researchers, and backend teams to bring intelligent agents to life in a way that’s

Qualificações

• Strong frontend engineering with HTML, CSS and JavaScript/TypeScript.
• Experience with React and modern frontend frameworks.
• Attention to UI detail and usability with a user-first mindset.
• Prototype quickly using code and design tools like Figma.
• Experience designing responsive, accessible, high-performance interfaces.
• Strong intuition for HCI, accessibility and visual clarity.
• Excellent collaboration with engineers, designers and ML researchers.

Responsabilidades

• Design and development of browser-based and desktop interfaces.
• Build and maintain component libraries and styling systems.
• Research and refine user flows based on usage and feedback.
• Prototype and implement UI features with ML, backend and systems teams.
• Make a complex AI product feel simple, accessible, and empowering.

Conhecimentos

HTML/CSS/JS

React

UI/UX detail

Prototyping (Figma)

Responsive UI

Accessibility

Collaboration

Ferramentas

Electron

Tauri

APIs

Descrição da vaga

Zyphra in San Francisco is seeking a Lead Frontend Engineer to lead the design and development of the user-facing side of our agentic system, shaping how users interact with AI across their desktop, browser, and filesystem. You’ll work across interface design, component libraries, and frontend infrastructure to craft seamless, accessible, and intuitive user experiences.

You’ll collaborate with engineers, ML researchers, and backend teams to bring intelligent agents to life in a way that’s