[Hiring] Senior Frontend Engineer - Design Systems @Mercury

Role Description

As a Senior Frontend Engineer on the Design Systems team, you will build and care for the components and foundations that everything else at Mercury is built on. Your work will include:

• Building and maintaining the components, patterns, and foundations (tokens, type, color, layout) that Mercury's product is woven from, holding a high bar for accessibility, performance, and pixel-level craft.
• Leading projects that ship new UI patterns to solve real pain points for product teams, helping them build better experiences faster.
• Developing a design system that's as ready for AI as it is for people, applying the technology to create leveraged outcomes.
• Investing in the design system's prototyping experience, shaping the next iteration of how our design function rapidly prototypes, iterates on the product, and explores new concepts.
• Raising the craft and AI fluency of the people around you, through mentorship and clear best practices.

Qualifications

• 4+ years of frontend development, with deep experience in React, TypeScript, and modern web technologies.
• Experience building or maintaining a design system or shared component library.
• A thorough command of modern frontend tooling: build systems, CI/CD, and testing.
• High agency, and comfort creating clarity in ambiguous spaces.
• First-principles systems thinking that stays oriented to outcomes.
• Strong product taste, and an instinct for leverage.
• Hands-on fluency at the intersection of AI and software development.

Requirements

• You care about the foundational work that lets other people do their best work.
• You are eager to help define what a design system means in a world where agents build alongside us.

Benefits

• Base salary, equity (stock options/RSUs), and benefits.
• Highly competitive salary and equity ranges within the SaaS and fintech industry.
• New hire offers based on experience, expertise, geographic location, and internal pay equity.

Company Description

Mercury is a fintech company, not an FDIC-insured bank. Banking services provided through Choice Financial Group and Column N.A., Members FDIC.

Mercury values diversity & belonging and is proud to be an Equal Employment Opportunity employer. We are committed to providing reasonable accommodations throughout the recruitment process for applicants with disabilities or special needs.