Backend Engineer

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 are seeking a product-minded impact-driven Backend Engineer with experience in Domain Driven Design cross-functional product development and Developer Productivity. In this role you’ll collaborate with product engineering and data teams in the development of our Yoga-Go app. You’ll be an advocate for highly iterative development approaches fueling our mission to bring health and wellness to millions.

Key responsibilities:

• Shape a Fitness Product: Build and maintain robust APIs enabling personalized meal plans fitness tracking and holistic wellness features.

• Contribute to System Architecture: Collaborate on designing reliable maintainable and scalable systems to support millions of users worldwide.

• Integrate Cloud Services: Leverage AWS services (e.g. Lambda API Gateway S3) to build modern serverless solutions.

• Collaborate Cross-Functionally: Work closely with high levels of engagement with product managers designers software engineers content producers data experts and infrastructure teams.

• Prioritize Sustainable Quality: Write clean maintainable and scalable code with a focus on continuous improvement and long-term reliability.

• Walk the talk: Ask and provide support to team members contribute to team level product and engineering initiatives influence coding standards.

• Be a champion of Engineering Excellence: Advocate for and implement best engineering practices foster a learning culture and contribute to strategic technical decisions in your team. Look after scalability performance and reliability of systems owned by your team.

• Contribute to Team Success: Work effectively with teammates and stakeholders to achieve shared goals. Share knowledge openly communicate clearly help resolve obstacles and foster constructive respectful discussions to solve problems together.

Required skills:

• Product Mindset: Proven ability to translate user needs into impactful features with a strong focus on delivering value.

• Backend Engineering Expertise: Strong experience designing and building scalable backend systems in Python with a solid understanding of API design and system architecture.

• Cloud Infrastructure Experience: Familiarity with cloud services especially AWS (e.g. Lambda API Gateway S3 CloudFormation).

• Database Knowledge: Experience working with relational databases such as Postgres and familiarity with SQLAlchemy or other ORMs.

• Engineering Culture Contributor : You help improve team workflows and elevate code quality by contributing to shared practices and fostering collaborative ways of working.

• End-to-end ownership and high agency when dealing with ambiguity : You thrive in ambiguous environments and get excited about figuring out solutions to complex problems and taking a leading role in executing on them.

• Communication Skills : Strong English communication skills to work effectively with an international agile team.

  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