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Kit is an email-first operating system for creators who mean business. We help creators grow and monetize their audience with ease. For coaches, YouTubers, authors, podcasters, and other creatives, there isn't a better marketing hub to rely on to grow audiences, automate email marketing, and sell digital products — all within one platform. We're looking for a Senior Design Engineer II to help build and maintain our design system, improve UI quality and consistency across the app, and be the bridge between design and front-end engineering. This role is about building durable systems that raise product-wide quality, reduce rework for every feature squad, decreases time-to-ship, improves our customer journeys, and helps designers experiment with shipping to production.
Job Responsibility:
First Week: Immerse yourself in Kit's product surfaces and current component landscape
First Month: Audit the current UI for patterns, tokens, and inconsistencies
First Six Months: Establish tokens and primitives mapped between Figma and code
Lead the development of 5-8 core components at production quality
Work with designers to define pattern standards
Help the product design team use AI to experiment with shipping their designs to production
First Year: Create a stable, predictable design-to-code workflow
Drive high adoption of system components in new feature work
Lead the evolution of our component library in Storybook
Establish guardrails that prevent UI drift
Requirements:
Strong visual design craft: typography, layout, spacing, color, and hierarchy
Strong React/Typescript fundamentals and component architecture
Design token architecture and Figma-to-code mapping
Building and maintaining Storybook for component development
Deep understanding of interaction design, states, and edge cases
The ability to spot and resolve visual and interaction inconsistencies across a product surface
Performance and accessibility standards
Systems thinking and building for scale
Clear documentation and pattern guidance
Ability to validate technical feasibility early in the design process
6+ years of relevant experience with meaningful design system work
Proven track record retrofitting and modernizing legacy UI systems
Prior experience working as a designer
Portfolio demonstrating effective use of UI design fundamentals
Deep experience with composition and presentational component architecture in React
Proven track record maintaining Storybook as a canonical UI reference
Built and managed design token systems with Figma integration
Evidence of successfully bridging design and code in a live product
Experience collaborating with product designers and engineering teams
Hands-on experience implementing AI tooling to accelerate design-to-code workflows
What we offer:
Profit Sharing
Kit equity
401k with a 5% match
We cover up to $2,100 per month toward medical premiums
Dental and vision premiums fully covered
$2,000 equipment allowance for your first two years
Individual learning + development budget ($3,500/year)
Gender affirming benefits
Childcare benefit up to $3,000 annually
Twenty (20) days of paid time off
Paid paid vacation: An after-tax bonus of $1,000 for taking five consecutive days of vacation
Ten (10) paid holidays a year
Two weeks of paid sick time each year
Twelve (12) weeks paid parental leave
Up to six weeks of paid bereavement leave, medical leave, and disaster leave
Winter Break Closure
Four-week, paid sabbatical after five years
Fantastic in-person or virtual retreats with the team twice a year