React Native Developer - Helsinki

Job Category

  • Technology & UX/UI Design


  • Helsinki


  • Full-Time
  • Professional Level


  • Zalando SE

As Zalando transforms from Europe’s leading e-commerce company into a multi-service platform for fashion, this is an exciting time to join us. As a React Native Developer, you’re part of a high performing team, building technologies that connect every part of the fashion industry.

We live Radical Agility, a methodology built on trust and backed by an architecture that lets us move fast while keeping complexity low. Open Source and InnerSource development are integral to our engineering practices and culture, supported at every level.

When you can tackle new challenges and take ownership of your work, the opportunities to make a personal impact are limitless, and there’s always more to play for.


Help us build the next big thing at Zalando and reach tens of millions of users every month. We are building a next-gen, hyper-personalized mobile experience testing out the limits of cutting-edge technologies (React Native, offline first apps and real-time content updates). Be part of our team, spearhead this ambitious initiative and shape the way we use mobile technologies.

At the Helsinki Tech Hub, we are shaping the future personalized fashion experience of the Zalando Fashion store. Our mission is to offer each individual a boutique experience through continuous dialogue and highly personalized user journeys through the world of fashion.

For this journey, we need an experienced React Native developer. You will work with exceptional engineers and data scientists to build our future fashion store. You are thrilled to build highly scalable, loosely coupled architecture and components that enable internal entrepreneurship without sacrificing fluid and coherent user experience.

You will be involved in redefining our development, delivery and validation process for modern mobile applications. We test everything - from unit tests to continuous validation and learning with A/B tests. Needless to say, your work will have a continuous customer focus.


  • Thorough understanding of React Native and how it bridges with native components
  • Knowledge of current trends in software design, architecture and web services (especially REST & GraphQL).
  • Familiarity with reactive programming using RxJS, RxJava, or RxSwift is a plus.
  • Prior experience introducing React Native into an existing native code base is preferred.
  • Knowledge of Android SDK/Kotlin/Java or iOS SDK/Swift/Objective-C
  • Passion producing well structured, readable and testable code.
  • An attitude of accountability and knowledge-sharing—you enjoy reviewing others’ code and sharing your knowledge.
  • Excellent communication skills--you can spar with engineers, product owners, and other stakeholders.
  • English language fluency.


Our recipe for success: Think big and act fast. Your contribution today will influence millions of customers tomorrow. At Zalando, you have the opportunity to work for a fast-growing international company that wants to offer the world’s best fashion experience. Obviously, we offer you much more:

  • Use of cutting-edge open source technologies and cloud services
  • Learning and growth opportunities. In Zalando we have more than 100 tech teams actively sharing information and enabling learning through weekly tech talks, company-hosted tech meetups, possibility of visiting conferences
  • Employee discount for all Zalando shop products
  • Comprehensive Benefits package including Private Healthcare, Language course, and Travel support
  • Through our mentoring program, you will get up to speed and become productive very quickly
  • Relocation support if you are based outside of the Capital Area / Country. We know that moving can be a challenge in terms of housing, visas, and documentation, at Zalando you can count on us to help make things as easy as possible!


If you need guidance or have any questions about our hiring processes, please contact Noora Heikkinen

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