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Fresha

Frontend Product Engineer (React + TypeScript)

Fresha • PL
JavaScript Hybrid/Remote
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Location: Warsaw, Poland - Hybrid (4 days on-site / 1 day remote)
Contract: B2B · 25-40 k PLN net / month + RSUs

Why Fresha & Why Now?

Fresha is re-imagining how the global beauty and wellness industry runs. 120k+ businesses, 450k+ professionals, millions of clients, and 1 billion+ appointments already rely on our platform for everything from bookings to payments.

Join us at a moment of rapid scale - your work will surface on screens around the world within days, not quarters.

What You’ll Do

* Own and evolve our core booking & scheduling engine - the heartbeat of Fresha - ensuring it scales smoothly and delivers seamless experiences for millions.
* Design, build, and ship new user-facing features in React + TypeScript, reaching millions of professionals and clients.
* Own features end-to-end: discovery, technical design, implementation, testing, rollout, and observability.
* Tap into (and extend) our Design System to ship polished UI quickly while raising the bar for consistency.
* Write robust automated tests (Cypress, Jest, React Testing Library) and keep the CI/CD pipeline green.
* Partner closely with Product, Design, Backend, Infrastructure, and Mobile engineers to take features from discovery to rollout and beyond.
* Accelerate with AI: harness AI agents, LLM-powered coding tools, and access to a wide range of AI tools (e.g., chatbots, dev assistants).
* Curious about backend, DevOps, or mobile? Great - we’ll support you in exploring any part of the stack.

What We’re Looking For

  • Deep expertise in modern React & TypeScript, with a track record of shipping large-scale, consumer-facing web apps.
  • Solid grasp of GraphQL (Apollo or urql) and REST fundamentals.
  • Experience working with design systems.
  • Fluency in web performance, cross-browser, and responsive design best practices.
  • A testing mindset and familiarity with JS/TS testing frameworks.

    • Don’t meet every single requirement? Passion and potential matter more than perfect check-boxes. If this role excites you, apply today and grow with us!

    Why You’ll Love It Here

  • Direct impact & ownership - your decisions shape the product.
  • Modern tech stack, continuous learning, and innovation.
  • Competitive salary, equity, private healthcare, and more.

    • Our Technology Stack - Frontend Technologies

  • React - Modern JavaScript UI library
  • TypeScript - Strongly typed JavaScript
  • React Router DOM - Client-side routing
  • React Redux - State management
  • Zustand - Lightweight state management
  • Formik - Form management

    • Build Tools & Bundlers

  • Rsbuild - Modern build tool (Rspack-based)
  • esbuild - Fast JavaScript bundler
  • Turbo - High-performance build system
  • SWC - Rust-based JavaScript compiler

    • UI & Design System

  • Fresha Design System - Custom design system
  • Sass/SCSS - CSS preprocessor
  • PostCSS - CSS transformation
  • Lottie - Animations

    • State Management & Data Fetching

  • Redux with Redux Actions
  • URQL - GraphQL client

    • Backend Communication

  • GraphQL - API query language
  • GraphQL Code Generator - Type-safe GraphQL
  • Phoenix - Real-time WebSocket channels
  • WebSocket & Server-Sent Events support

    • Backend Technologies

  • Node.js
  • TypeScript
  • Elixir
  • Ruby on Rails
  • PostgreSQL
  • Redis
  • Docker
  • Kubernetes
  • NginxAWS

    • Testing Framework

  • Jest - Unit testing
  • Cypress - Component and integration testing
  • Testing Library - React testing utilities
  • MSW - API mocking

    • Code Quality & Linting

  • ESLint - JavaScript linting
  • TypeScript strict mode

    • Development Tools

  • Storybook - Component documentation
  • Happo - Visual regression testing

    • Mobile Development

  • Capacitor - Native mobile app wrapper
  • iOS & Android - Native mobile platforms

    • CI/CD & DevOps

  • GitHub Actions - Continuous integration
  • AWS - Cloud infrastructure
  • Datadog - Monitoring and analytics

    • Monitoring & Analytics

  • Sentry - Error tracking
  • Amplitude - User analytics
  • Unleash - Feature flags

    • Date & Time

  • date-fns - Date manipulation
  • moment - Date handling (legacy)

    • Interview Process

  • Screen call - Video call with a member from the Talent Team - 30 - 60 minutes
  • 1st stage - Technical Video call/In-person interview with our Engineers- Up to 60 minutes
  • Tech stage - Technical Video call/In-person interview with our Engineers - up to 2 hours
  • Final stage - Video call/In person meet with our CTO - up to 60 minutes

    • We aim to finalise the entire interview process and deliver feedback within 4 weeks.

    Every job application received is reviewed manually by our talent team. While we strive to assess applications within 7 days, the sheer volume of talented individuals expressing interest may occasionally extend this timeframe
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