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Ruby Labs

UX/UI Frontend Developer

Ruby Labs

. Create UI concepts from scratch based on product requirements, references, or ideas.

Posted 4/20/2026full-timeRemote • 🇷🇸 SerbiaMid-LevelSeniorWebsite

Tech Stack

Tools & technologies
JavaScriptNext.jsReactTypeScript

About the role

Key responsibilities & impact
  • Create UI concepts from scratch based on product requirements, references, or ideas.
  • Use AI-powered UI tools (Claude, v0.dev, Figma AI, etc.) to accelerate design exploration and prototyping.
  • Implement UI using Next.js 16+, TypeScript, and Tailwind.
  • Build reusable component-based UI structures.
  • Take full ownership of UI delivery - from idea to final implementation.
  • Implement and manage client-side state and server state using Zustand and TanStack React Query.
  • Integrate and maintain A/B testing solutions.
  • Add and maintain UI animations using Framer Motion.

Requirements

What you’ll need
  • 3+ years of hands-on UX/UI Front-End experience in a product or SaaS environment.
  • Strong experience with modern frontend frameworks — Next.js + TypeScript strongly preferred.
  • Solid experience with design-to-code implementation using Figma, ensuring pixel-perfect accuracy and responsive layouts.
  • Working knowledge of state management and API integration to ensure smooth data flow between the UI and backend.
  • Experience designing and building for conversion, specifically subscription funnels, landing pages, or complex dashboard interfaces.
  • Excellent attention to detail regarding typography, spacing, and micro-interactions.
  • Clear, precise written communication — you can articulate design decisions and document component behavior clearly.
  • Strong ownership mindset — you proactively identify UI polish issues or UX friction points without being told.
  • Comfortable working remotely in a fast-paced, high-expectation environment.
  • Fluent English, written and spoken.
  • Nice to have: Experience with animation libraries (Framer Motion, GSAP), familiarity with CI/CD pipelines, experience with web performance optimization, knowledge of mobile-first design and PWA principles, background in SaaS, fintech, or tools with high-frequency user interactions, understanding of SEO best practices for frontend architecture.

Benefits

Comp & perks
  • Remote Work Environment: Embrace the freedom to work from anywhere, anytime, promoting a healthy work-life balance.
  • Unlimited PTO: Enjoy unlimited paid time off to recharge and prioritize your well-being, without counting days.
  • Paid National Holidays: Celebrate and relax on national holidays with paid time off to unwind and recharge.
  • Company-provided MacBook: Experience seamless productivity with top-notch Apple MacBooks provided to all employees who need them.
  • Flexible Independent Contractor Agreement: Unlock the benefits of flexibility, autonomy, and entrepreneurial opportunities. Benefit from tax advantages, networking opportunities, reduced employment obligations, and the freedom to work from anywhere.

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools
Next.jsTypeScriptTailwindZustandTanStack React QueryFigmaA/B testingFramer MotionUI designUX design
Soft Skills
attention to detailwritten communicationownership mindsetproactive problem solvingadaptabilitycollaborationtime managementcritical thinkingcreativityuser-centric thinking