Who Are We?

We are Welltech — a global company with Ukrainian roots and a powerful mission: to move everybody to start and stay well for life. Today 25.5 million users have trusted Welltech to help them build healthy habits — a testament to the real value our innovative, engaging wellness solutions deliver every day. 🌍

With five hubs across Cyprus, Ukraine, Poland, Spain and the UK and a diverse, remote-friendly team of 700+ professionals, we continue to scale rapidly. Our innovative apps — Muscle Booster, Yoga-Go and WalkFit — empower millions to transform their lifestyles and unlock their personal wellness journeys.

Welltech is where your impact becomes real. And our values clearly attest to that: we grow together, we drive results, we lead by example and we are well-makers.

If this looks like you and you thrive in a fast-paced environment, you’ll fit right in at Welltech. Let’s build wellness for millions together.

What We're Looking For
We’re seeking product-oriented and mission-driven Frontend Engineer to join the User Trust Team working on a User Profile initiative - an essential part of our platform foundations and Ecosystem. The team safeguards and enhances the user journey across platforms by managing authentication, identity, and privacy workflows. From handling data takeout and deletion requests to developing a unified user profile experience, we’re focused on giving users control while unlocking smarter, more personalized product experiences. You’ll join a cross-functional team in the discovery phase of a critical initiative - streamlining user identity and profile management across our core products to improve operational efficiency and drive growth.

Key Responsibilities

Collaborate Across Functions: Partner with Engineers, QA, Product Analysts, and Product Managers to design solutions that solve real user and business problems

Build with Purpose: Develop high-impact features using a modern stack (React 18+, TypeScript 5+, Styled Components, React Query, Vite)

Deliver Quality at Speed: Build clean, tested, and maintainable code with performance, scalability, and UX in mind

Contribute to Team Excellence: Take part in thoughtful code reviews, documentation, and monitoring (Sentry, Datadog)

Learn & Iterate: Participate in A/B tests, analyze outcomes, and use insights to guide product and code decisions

Own What You Build: From development to deployment, be accountable for delivering features that perform reliably in production

Required skills:

• Experience in frontend development (3+ years) at a product-driven company

• Proficiency in JavaScript (ES6+), TypeScript, React

• Strong understanding of REST APIs, Core Web Vitals, and responsive design

• Solid grasp of software design principles (SOLID, design patterns, maintainable architecture)

• Experience working in cross-functional, fast-paced agile teams and communicating effectively in English (C1)

• A curious, user-first mindset with a desire to deliver intuitive, delightful digital experiences
  

Nice to Have

• Experience with Redux Saga, MobX, React Query

• Experience working with experimentation platforms and running A/B or multivariate tests

• Experience with Material UI and its design philosophy

• Familiarity with nx, SSR, and performance optimization

• Familiarity with authentication and identity management services

The confidence to set up or optimize bundler configs (Webpack/Vite) from scratch

Candidate journey: ⭕️ Recruiter call --> ⭕️ Live Code Review --> ⭕️ System Design interview---> ⭕️ Meet the hiring manager

✨ Why You’ll Love Being Part of Welltech:

• Grow Together: Join a culture that champions both personal and professional growth. Here, you’ll thrive as we learn, evolve, and succeed together.

• Lead by Example: No matter your role, your leadership matters. Every team member is empowered to inspire and make an impact.

• Results-Driven: We’re all about achieving meaningful outcomes. It’s not just about the effort, but the difference we make every day.

• We Are Well-Makers: Be part of a movement that’s creating a healthier, happier world. Together, we make well-being a reality!
  

Check out some of our products

Muscle Booster — https://musclebooster.fitness/

Yoga-Go — https://yoga-go.io/

WalkFit - http://walkfit.pro