Design Engineer, Design System

Hex Hex · Data AI · United States · Design

Design Engineer to lead and own the product design system (Spellbook), partnering with Product Engineering to build a cohesive, scalable, and high-quality UI foundation. This role involves architecting, implementing, and maintaining UI primitives like components, tokens, documentation, accessibility standards, and advanced interaction patterns.

What you'd actually do

  1. Own and lead the design system. Define the roadmap, establish component standards, improve system ergonomics, and shepherd contributions across teams. You’ll be the point person for how our atoms and molecules get built.
  2. Build for scale and quality. Translate design patterns into robust, accessible components. Develop and maintain tokens, documentation, and tooling to ensure adoption and ease of use.
  3. Raise the bar through collaboration. Partner deeply with designers and engineers to improve UI quality, visual polish, and cross-product consistency. This includes advocating, educating, and teaching across the org on best practices.
  4. Prototype and explore. Create prototypes that demonstrate advanced interactions, help validate UX patterns, and influence product direction.

Skills

Required

  • front-end engineering
  • design engineering
  • product design system
  • Typescript
  • React
  • component-driven architectures
  • accessibility best practices
  • design systems
  • tokens
  • components
  • documentation
  • governance models
  • UI engineering craft
  • component thinking
  • prototyping ability
  • systems mindset
  • communication skills
  • collaboration

Nice to have

  • frontend performance problems

What the JD emphasized

  • 7+ years of experience in front-end engineering or design engineering
  • Experience building or maintaining design systems
  • Strong attention to detail and a commitment to quality