Design Engineer | Mid-Senior | Saily

Stack

Responsibilities

• ▹Develop, maintain and evolve the Aurora component kits (ReactKit, AstroKit, AppKit) while keeping component contracts consistent across them
• ▹Contribute to Aurora's visual and interaction language in Figma and in code: component anatomy, variants, states, interaction behavior and motion
• ▹Build internal design tooling: Figma plugins, CLI utilities, CI checks, prototyping tools and other AI-native workflows
• ▹Champion best practices and drive adoption of design automation, tooling (like Storybook) and testing strategies
• ▹Guide, train and support product development teams in adopting the Aurora design system
• ▹Take part in the design process: provide technical input, prototype interactions and translate design concepts into polished, interactive and performant UI components
• ▹Implement engaging animations and micro-interactions for key user-facing elements
• ▹Build and maintain accessible components that meet relevant standards (e.g. WCAG AA)
• ▹Own the technical implementation and architecture of design system components, ensuring code quality, performance and design fidelity

Requirements

• ▹Proven experience building, maintaining and scaling design systems; deep understanding of design system principles, component architecture and token strategies
• ▹Strong product design fundamentals: visual hierarchy, typography, spacing and interaction design; able to make sound design decisions independently
• ▹Strong command of JavaScript, modern CSS (including TailwindCSS) and semantic HTML; demonstrated ability to become productive in an unfamiliar stack quickly
• ▹Figma fluency: variables, component architecture, accurate design-to-code translation; Plugin API or MCP experience is a strong signal
• ▹Advanced practical experience with Storybook.js for component development, documentation and testing
• ▹Excellent ability to collaborate across design, engineering and product and drive adoption of best practices
• ▹Experience working with design tools like Figma and translating designs accurately into code

Soft skills

What we offer

• ▹Training, mentorship and room to grow
• ▹Extra vacation days, sick days and time off when life calls
• ▹Fully covered private health insurance in Lithuania and Poland
• ▹Free Calm, Headspace and Mindletic subscriptions, plus resilience and mindfulness trainings
• ▹In-house gyms, sport cards, online workouts and personal guidance
• ▹Company-wide workation trip abroad
• ▹Work from anywhere
• ▹Gifts for milestones: birthdays, weddings, new family members
• ▹Children's summer camps and schedule flexibility for parents
• ▹Team building and company events
• ▹Vilnius HQ with coffee bar, open gyms, kids' room, music room and massage chairs

About the company

Saily provides fast, secure mobile data in 200+ countries with no roaming charges or plastic SIM cards; the team behind Lonely Planet's #1 eSIM, powered by NordVPN.