201K–251K USD / year
Senior Software Engineer - Design Systems
FrontendWorkplace — unknown
Published on 2026-11-06
These details were extracted automatically from the original listing. They may not be complete or fully up to date — it's worth checking the original job post.
About this role
Build and maintain Mercury’s shared design system, including components, patterns, and design foundations used across its product. The role also focuses on making the system useful for AI-assisted software development and improving design prototyping workflows.
About the company
Mercury provides banking and financial software for startups, combining business accounts, cards, and money-management tools designed for venture-backed companies.
The team
Design Systems team
Stack
ReactTypeScript
What you'll do
- Build and maintain reusable components, patterns, and design foundations.
- Lead projects that introduce UI patterns to address product teams’ needs.
- Apply AI to improve the design system and the workflows of teams using it.
- Improve prototyping tools and workflows for the design function.
- Mentor colleagues and establish best practices for frontend craft and AI use.
What we're looking for
- 7+ years of frontend development experience.
- Deep experience with React, TypeScript, and modern web technologies.
- Experience building or maintaining a design system or shared component library.
- Strong command of frontend build systems, CI/CD, and testing.
- Ability to take ownership, create clarity in ambiguous situations, and make outcome-oriented decisions.
- Strong product judgment and ability to identify work that benefits multiple teams.
- Practical fluency in AI’s impact on software development and ability to apply it effectively.
Nice to have
- Experience applying emerging AI paradigms to design systems and product development workflows.