Software Engineer, Design Systems

Assembled is a company that focuses on balancing human agents and AI for customer support. They are seeking a Software Engineer to lead the technical vision for a new design system and AI-native workflows, influencing product teams and ensuring high-quality user experiences.

Responsibilities:

• Own the technical direction of our design system, from token architecture and components to tooling, testing, and adoption
• Shape how AI coding agents build UI, through component APIs, documentation, guardrails, and developer workflows
• Modernize our frontend foundations, including component architecture, tooling, and development patterns
• Raise the bar for frontend quality, including performance, accessibility, responsiveness, and interaction detail
• Build the infrastructure that keeps the system reliable at scale, including testing, visual regression, CI/CD, and versioned releases
• Establish frontend best practices across teams, helping engineers build more consistent, maintainable, and high-quality user experiences
• Influence product decisions early, surfacing technical constraints, tradeoffs, and opportunities throughout the design process

Requirements:

• Has 3+ years of experience building frontend products, with meaningful ownership over architecture and technical direction
• Has owned or significantly evolved a design system used across multiple teams or products
• Has deep frontend expertise, including TypeScript, component architecture, and modern frontend tooling
• Has raised the quality bar of a product, improving performance, accessibility, usability, and interaction design
• Has strong product and design instincts, with a sharp eye for craft and user experience
• Communicates clearly and collaborates effectively, especially across engineering and design
• Is excited about AI-assisted development workflows, and how design systems can help guide and accelerate AI-generated code
• Experience with our full stack: React, Storybook, and data visualization libraries such as visx, D3, or Chart.js
• Experience building B2B SaaS or highly interactive, data-rich applications