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About us
Working at EthWorks is an investment in yourself. With us, you’ll deploy your code to production from day 1 with the help of your individual coach. You’ll master pair programming, test-driven development and code refactoring. Also, you'll learn new things during our internal tech talks.

But it’s not only the company culture. You’ll have a chance to work with the blockchain—one of the fastest growing IT sectors with tremendous potential. We are the leaders of this industry and work for the most renowned clients, so if you want to enter the blockchain world, EthWorks is the place to be.
Type
software_house
Company size
20
Industry
Blockchain
Headquarters
Warszawa
Our team
Marek Kirejczyk
CEO, owner
Involved in the blockchain community since 2013 when he started working on his first Bitcoin project. A devoted open-source contributor leading the development of popular libraries such as UniLogin, Waffle, ethereum.rb.
Natalia Kirejczyk
Lead Blockchain UI & UX Designer, owner
11 years of experience in designing advanced websites and applications for varied clients from around the world. She can design anything. Anything.
Krzysztof Jelski
CTO
Test-drives all EthWorks code and helps others do that. Perceives technical excellence as the way to achieve not only superior quality but also great organisational performance.
Our offices

Warszawa, Czeczota 29 - 52.2218548, 21.0205053

Company insight
Take a closer look
EthWorks: the Movie
Just watch how we celebrated our second birthday. Looks good?
Job offers
  • Javascript Developer
    14 000 - 18 000 PLN net 2019-03-07 11:04:00 UTC
    Ethworks Marszałkowska 58 Warszawa
  • UI Designer
    6 000 - 10 000 PLN gross 2020-07-30 14:53:00 UTC
    EthWorks Czeczota 29 Warszawa
  • JavaScript Engineer
    8 000 - 12 000 PLN net 2020-05-12 14:00:00 UTC
    Ethworks Czeczota 29 Warszawa
  • Blockchain Engineer (JavaScript)
    4 000 - 8 000 PLN net 2019-06-10 14:46:00 UTC
    Ethworks Czeczota 29 Warszawa
  • Software Engineer (JavaScript)
    16 000 - 20 000 PLN net 2019-07-10 10:00:00 UTC
    Ethworks Czeczota 29 Warszawa
  • JavaScript Engineer
    12 000 - 16 000 PLN net 2019-08-11 14:00:00 UTC
    Ethworks Czeczota 29 Warszawa
  • Junior Javascript Developer
    6 000 - 7 000 PLN net 2019-01-22 07:21:00 UTC
    Ethworks Marszałkowska 58 Warszawa
  • Mid React Native/Blockchain
    8 000 - 14 000 PLN net 2018-12-17 11:15:00 UTC
    Ethworks Marszałkowska 58 Warszawa
  • JavaScript Engineer
    8 000 - 12 000 PLN net 2020-08-09 12:00:09 UTC
    Ethworks Czeczota 29 Warszawa
  • Junior JavaScript Engineer
    4 000 - 8 000 PLN net 2020-08-09 12:00:09 UTC
    Ethworks Czeczota 29 Warszawa