Senior Software Engineer - Design Systems

Teli Labs; Portland (OR); On-site; USD 150,000 - 190,000; Full time

Benefits offered by this job

Equity

Stock Options

Restricted Stock Units

Job summary

Teli Labs is seeking a senior frontend engineer to build and maintain Mercury’s design system in Portland. You will own reusable components and patterns, uphold accessibility and performance, and push AI-enabled capabilities across prototyping workflows.

You will mentor colleagues, drive UI pattern development, and collaborate with product teams to deliver scalable, high-quality interfaces.

Qualifications

• 7+ years of frontend development experience with a strong React/TypeScript background.
• Experience building or maintaining design systems or shared component libraries.

Responsibilities

• Build and maintain Mercury’s design system, including reusable components, patterns, and foundations, with a high bar for accessibility, performance, and visual craft.
• Lead the development of new UI patterns and AI-enabled design system capabilities, improve prototyping workflows, and mentor colleagues.

Skills

Frontend Development

React

TypeScript

Design Systems

Component Libraries

Modern Web Technologies

Frontend Tooling

Build Systems

CI/CD

Testing

Accessibility

Performance Optimization

Prototyping

Artificial Intelligence

Systems Thinking

Mentorship

Tools

AI-enabled design workflows

Job description

Build and maintain Mercury’s design system, including reusable components, patterns, and foundations, with a high bar for accessibility, performance, and visual craft. Lead the development of new UI patterns and AI-enabled design system capabilities, improve prototyping workflows, and mentor colleagues.

Requirements:

Candidates should have 7+ years of frontend development experience, deep expertise in React, TypeScript, and modern web technologies, and experience building or maintaining a design system or shared component library. They should also be proficient in frontend tooling, build systems, CI/CD, and testing, and demonstrate strong product judgment, ownership, systems thinking, and practical fluency with AI in software development.

Key Skills:

Frontend Development, React, TypeScript, Design Systems, Component Libraries, Modern Web Technologies, Frontend Tooling, Build Systems, CI/CD, Testing, Accessibility, Performance Optimization, Prototyping, Artificial Intelligence, Systems Thinking, Mentorship

Benefits:

• Equity
• Stock Options
• Restricted Stock Units