Zyphra

Zyphra

Lead Frontend Engineer

San Francisco

Sponsorship not specifiedDetected 127 days ago
JavaScriptTypeScriptReactHTMLCSSBackend DevelopmentFull-Stack DevelopmentMachine LearningFigmaDesign SystemsAccessibilityResearchExperimental DesignCommunicationCollaboration

About the role

  • You'll work closely with engineers, ML researchers, and backend teams to bring intelligent agents to life in a way that's beautifully simple and deeply useful.
  • Researching and refining user flows based on real-world usage and feedback
  • Prototyping and implementing UI features in collaboration with ML, backend, and systems teams

Responsibilities

  • Design and development of browser-based and desktop interfaces
  • Building and maintaining component libraries and styling systems
  • A clear, opinionated eye for elegant design and user delight
  • As a Lead Frontend Engineer, you'll 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.
  • Passion for systems-level thinking: building reusable design systems, libraries, and scalable patterns
  • Relocation and immigration support on a case-by-case basis

Requirements

  • Experience with modern frontend frameworks such as React
  • Experience with mobile platforms and responsive design (not required but helpful)
  • Experience designing or building browser extensions or desktop applications (e.g., Electron, Tauri)
  • Familiarity with accessibility standards and inclusive design best practices

Skills

  • Prior work on products involving complex workflows, automation, or agentic behavior
  • Interest or experience in backend development, APIs, or AI systems to better interface with the full stack
  • A track record of launching polished and user-loved products
  • We strongly value new and crazy ideas and are very willing to bet big on new ideas
  • We move as quickly as we can; we aim to minimize the bar to impact as low as possible
  • We all enjoy what we do and love discussing AI
  • Strong frontend engineering skills with fluency in HTML, CSS, and JavaScript/TypeScript
  • Excellent collaboration and communication skills-especially with engineers, designers, and ML researchers

Compensation

  • Competitive compensation and 401(k) plan

Benefits

  • Comprehensive medical, dental, vision, and FSA plans
  • Unlimited PTO and company holidays

Company info

  • ZYPHRA IS AN ARTIFICIAL INTELLIGENCE COMPANY BASED IN SAN FRANCISCO, CALIFORNIA.

This listing is sourced directly from Zyphra's careers page and normalized into a canonical job model.