Master Blockchain
sky gate
Madrid, Spain
hace 4 días
source : Just Join IT

truffle (nice to have)

Ethereum (master)

We’re looking for : Blockchain Developer (Senior) (Master Blockchain )

Project’s Info : NFT & Game project from West Europe

Mid : 8-20k gross

Senior : 20-35k gross


  • Create decentralized apps using the newest blockchain protocols,
  • Writing secure and optimized smart contracts and unit tests,
  • Working on innovative DeFi and NFT projects,
  • Developing Web3 web-services,
  • Sharing knowledge with the rest of the team,
  • Active support and cooperation with the development team in currently developed projects,
  • Communication with the client.

  • 3+ years of professional working experience in one or more of the following : JavaScript, Flutter, C#, Java,
  • Training or experience in modern front-end or mobile development,
  • 1+ years Solidity or Rust development experience,
  • Knowledge on the technical fundamentals of blockchain and Solana or EVM,
  • Knowledge and experience in developing and deploying dApps,
  • Familiarity with security patterns,
  • Active github account or portfolio,
  • The ability to work autonomously and adapt to changing needs of a growing company,
  • English fluency and remote communication skills.
  • PERKS :

  • Possibility of remote work or optional relocation package - if you want, we will help you move comfortably (within Poland),
  • Well-stocked kitchen including great coffee ( Brazilian coffee beans from a local roaster),
  • Complete choice form of contract ( B2B, UoP, UZ, UD ) under which you want to work,
  • F lexible working hours
  • Private healthcare (Luxmed) , free gym , multisport surcharge, Spotify premium,
  • We are constantly improving, enlarging, and equipping the office in the very Market Square of Gliwice + provide our parking lot.
  • ABOUT US :

  • we organize workshops, events, hackathons, and presentations :
  • sky hacks
  • Django Girls Gliwice
  • and support MeetJs, CodersDay - a culture of teaching & sharing is in our DNA!
  • You will have something to boast about on your CV and your friends - UNICEF, Microsoft, Roche, Bayer, Nestle, and California tech giants.
  • Among the clients are startups : 2 unicorns ($1 Billion yearly revenue) and several centaurs ($100 Million yearly revenue).

  • when you have a worse day, you can always cuddle the Bubusia dog or cuddle a Hot dog (30+ restaurants within 200 meters from our office)
  • you can wear slippers in the office walk-in socks or use any szybkopomykaczki / cichobiejki / laczki
  • doubled (200%) our crew over 2021, and we are not stopping there!
  • we give the space to develop the soft & business skills of our developers - thanks to this, many of them are later Tech Leads or skilling up their technical skills faster
  • working together is not only coding - but also thermal baths, kayaks, trampolines, paintball, kraft, climbing, futsal, and others! Check out our Instagram

  • We will always provide you with feedback.
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