Design Engineer: UX/UI for Mission-Critical AI Infra

Entangl,Inc.; Boston (MA); On-site; USD 120,000 - 180,000; Full time

Job summary

Entangl, Inc. is seeking a Design Engineer to own the UX/UI end-to-end of our AI operating layer, from research and flows to visual design and production code in live facilities.

You will work directly with the founders, engineers, and customers to shape how critical AI infrastructure is built and operated. You’ll redraw surfaces quickly, prototype in Svelte by midweek, and ship to real data center operators by week’s end.

Qualifications

• 3+ years of UX/UI design for software products; portfolio showing flows and shipped UI.
• Strong taste in typography, layout, and interaction; ability to prune features.
• Built or maintained a design system: tokens, components, patterns and rules.
• Designs motion with CSS transitions, timing, and reduced-motion preferences.
• Fluent in Figma and prototyping in code; Svelte preferred; React/Vue ok to learn.

Responsibilities

• Own the UX of core product surfaces: AI procedures, execution flows, diagrams, catalogs, and maintenance planning.
• Design UI: typography, layout, information hierarchy, and interaction for dense, high-stakes data.
• Own and grow the design system: tokens, components, and documentation across Figma and code.
• Design motion and interaction: transitions, micro-interactions, feedback, and real-world prototyping.
• Prototype in code, test with real users, and ship in days with rapid iteration.
• Maintain high details: empty/loading states, accessibility, performance, and localization.
• Bring customer feedback straight into the product with cross-functional collaboration.

Skills

UX/UI design

Design systems

Figma

TypeScript

Svelte

CSS animations

Prototyping in code

React/Vue experience

Tools

Figma

Vite

Storybook

Supabase/Postgres

Job description

Entangl, Inc. is seeking a Design Engineer to own the UX/UI end-to-end of our AI operating layer, from research and flows to visual design and production code in live facilities.

You will work directly with the founders, engineers, and customers to shape how critical AI infrastructure is built and operated. You’ll redraw surfaces quickly, prototype in Svelte by midweek, and ship to real data center operators by week’s end.