Senior Javascript Engineer (React)

We're looking for a skilled, curious and passionate Senior Javascript Engineer (React) who wants to make a difference.

Poznan, Poland


Online since Jun 18, 2018

We’re looking for a Senior Javascript Engineer who will responsible for creating brand new product from scratch. You will be working with our top engineers and will be developing PWA applications based on React.js.

We’re a team of 4,000 ambitious, curious people building trading platforms that are used by hundreds of millions of people every month to buy and sell almost anything.


What you will be doing:

  • working on the product used in 10 countries
  • developing and maintaining service with 8 billion page views per month
  • participation in expert groups and work on specific technical challenges
  • access to developers working in other offices - Lisbon and Berlin
  • troubleshoot performance

Who we’re looking for:

  • solid knowledge of JavaScript (ES6),
  • extensive experience in various front-end frameworks - strongly prefered is React.js,
  • knowledge of Flux architecture ex. Redux, 
  • experience with Service Workers / PWA,
  • experience with Server Side Rendering and node.js development is a big pros,
  • experience with webpack / docker,
  • experience in testing (unit tests/e2e),
  • strong knowledge of rendering performance (caching + browser processing)
Our stack:
  • currently, we are switching to the new tech stack. Infrastructure base on dockers in AWS.
  • our front-end is based on ES6, React.js, Redux with redux-saga

What we’ll give you:

  • salary: 10000-14000 PLN gross
  • annual bonus: 15%
  • unique opportunity to become a part of an international team of top engineers learning from one another and contributing to the global OLX success, based in Poznań
  • working with and impacting all OLX websites around the world
  • training and conference budget
  • benefit package
  • relocation support

What you need to know about us:

  • OLX is the world’s leading classifieds platform in growth markets. It’s available in more than 35 countries and in over 50 languages
  • OLX is part of the OLX Group, a global product and tech company with 17 brands, +40 countries, +4000 people and one mindset
  • our mission is to make it easier for people to buy and sell almost anything, promoting prosperity in local communities
  • we are proud to be different, and we work differently too. We combine the spirit and agility of a start-up with the maturity that comes from being part of a 100 year-old company
  • we are curious, ambitious and allergic to corporate interference. We improvise, experiment and push each other further, embracing uncertainty and driving change


If you want to join us, apply here. If you’d like to learn more about the OLX Group take a look here. And remember, we are an equal opportunities employer.