Senior UI Developer jobs in United States
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Spare · 4 weeks ago

Senior UI Developer

Spare is a company focused on revolutionizing shared transportation solutions. They are seeking a Senior UI Developer to lead the evolution of design language and systems, ensuring a cohesive design across platforms while mentoring the design team on technical skills.

Artificial Intelligence (AI)Mobile AppsSoftwareTransportation
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Culture & Values

Responsibilities

Lead the evolution of our design language and systems
Enable AI-assisted design workflows
Move from concept to code at startup speed
Shape the future of product development
Elevate the team's technical capabilities

Qualification

ReactJavaScriptDesign systemsAI-assisted toolsUser researchAccessibilityMentoringCommunication skills

Required

5+ years combining design and software development, with portfolio showing both design thinking and technical execution
Strong React/JavaScript skills and comfort with modern web technologies
Experience building and maintaining design systems or component libraries
Experience with design systems at scale (Material, Ant Design, Radix, etc.)
Experience consolidating disparate design patterns into cohesive, scalable systems
Experience with AI-assisted development tools and workflows (v0, Cursor, Claude, etc.)
You prototype ideas in code, not just in Figma
Experience with user research and translating insights into technical solutions
You can balance user needs with technical constraints and performance requirements
Comfortable working directly with customers to understand platform-wide challenges
Experience with platform or infrastructure work that affects multiple product areas
You can prioritize effectively when working on systems that serve diverse use cases
Enthusiasm for hackathons and rapid experimentation
Strong communication skills—you can explain technical decisions to designers and design decisions to software developers
Experience mentoring designers on technical concepts and helping teams level up their technical skills
Passion for sharing knowledge and building internal capabilities
Understanding of accessibility, performance, and scalable architecture

Preferred

Background in B2B SaaS or platform products
Familiarity with design tokens, component APIs, or design system tooling
Experience in transportation, logistics, or mission-critical systems

Benefits

Purposeful work: Be a part of a mission-driven company that is solving real-world problems and improving the lives of people around the world. Learn more about the impact we're making in our 2024 Global Impact Report
Growth Opportunities: Spare is growing fast and there is uncapped potential for rapid advancement of motivated high performers on our team! 🚀
Market-competitive pay: We benchmark roles annually to attract and retain top talent. For Growth roles, we also offer a competitive commission/bonus structure that rewards strong performance.
Stock options: Enjoy the feeling of ownership. All Spartians are provided stock options, so you can share in the growth and success of Spare!
Home office allowance: We recognize the importance of a productive home office setup to help you do your best work, which is why we provide a CA$1,000 home office allowance.
Team offsites & socials: Each team has an annual budget for travel and accommodations to get together for a team offsite or hackathon. Plus you have access to a CA$50 monthly budget to socialize with other Spartians in your city - go out for a meal or hit up a karaoke spot!
Health insurance: We offer a fully-paid health insurance package for you and your dependents that includes prescription drug, paramedical, mental health, dental, life insurance, travel insurance, and Employee Assistance Program.
Lifestyle Spending Account: We offer CA$500 per year Lifestyle Spending Account (taxable benefit), which you can use to get reimbursed for a variety of expenses including education, wellness, transportation, and childcare/pet care.
Paid time off: Along with your three weeks of annual vacation, we offer unlimited sick days and have company-wide shut-down days to help you rest and recharge.

Company

Spare is a mobility management software company that helps public transit agencies manage and optimize transportation services.

Funding

Current Stage
Growth Stage
Total Funding
$66.77M
Key Investors
Inovia CapitalCIBC Innovation BankingPacific Economic Development Canada
2024-09-10Series B· $30.86M
2024-06-04Series Unknown· $7.31M
2023-11-16Grant· $3M

Leadership Team

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Kristoffer Vik Hansen
Co Founder and CEO
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Alexey Indeev
CTO and Co-Founder
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Company data provided by crunchbase