Senior Blockchain Developer

We are a team of top experts designing solutions for the high-branded international companies . Born in Finland and headquartered in Poland, we've built a team that values transparent communication

We are a team of top experts designing solutions for the high-branded international companies. Born in Finland and headquartered in Poland, we’ve built a team that values transparent communication, efficiency, and craftsmanship.

With our growing portfolio and new projects coming in, we are looking for a Senior Blockchain Developer to join our company. This is a great opportunity if you have a leadership attitude and you are interested in developing blockchain technology. You’ll get our support in the training and certification in the Hyperledger Fabric framework. Your focus will be to support our clients from all over the world, and from many different industries. Our diverse projects and the usage of the latest technologies will allow you to gain unique development opportunities. You will definitely not be bored!

What makes us special?

  • Unique chance to lead a team specialized in trending technologies,
  • Possibility to work in a super-innovative projects for big organizations.


  • Team Leadership & Management: (1) Leading Blockchain Development Team (2) Mentoring role for other Developers (3) Communication with a team on a daily basis.
  • Technical tasks: (1) Hand-on involved in the development processes helping with overall systems/data architecture development and integrations; (2) Conducting code reviews, (3) A go-to person regarding the architecture and tech stack of our blockchain projects.
  • Cooperation with clients: (1) Communication on a daily basis, (2) Advising projects technical development, (3) participation in workshops and audits.
  • Recruitment: (1) Conducting technical interviews (2) Advising about recruitment needs within a team.

By joining us you will get:

  • B2B Salary: PLN 16800 – 28800 net / EUR 3700 – 6400 net (calculate your salary)
  • Contract of Employment Salary: PLN 13440 – 23040 gross / EUR 2950 – 5065 gross (calculate your salary)
  • Individual Training /Development budget (PLN 3500/ EUR 800 per year),
  • Possibility to work remotely from European Union,
  • Flexible working hours,
  • Best-class working equipment (laptop, monitor, accessories),
  • Excellent conditions for skills development: (1) Possibility to upgrade your English for business needs during working time (2) Wide offer of Internal Trainings (3) Monthly Lighting Talks regarding technology issues (4) Wellbeing Sessions,
  • An inspiring, modern workplace with a great atmosphere and development culture,
  • Recommendation program: up to 50% salary of the newly hired employee!

Check how our evaluation system works:

Benefits offered in Poland:

  • Private medical healthcare offered by Enel-Med,
  • Multisport Card,
  • Relocation package for people from different countries and different Polish cities to Poznan with a PLN 6000 / EUR 1350 relocation bonus. We are happy to support you and your family in the relocation process.

Our office in Poznań:

  • Chillout area: gaming zone with the newest PS games, table tennis, table soccer, guitar,
  • Best-equipped kitchen: daily fresh fruits & vegetables, great coffee and a fantastic choice of tea, nuts & cereals,
  • Espeo Day: free breakfast or lunch every week & office integration,
  • We are dogs friendly!


As Senior Blockchain Developer we expect you to have:

  • Blockchain expertise: (1) An excellent knowledge of Blockchain (2) At least 2 years of commercial experience (3) Will to develop within that technology,
  • Technical knowledge: Node.js, GO, Hyperledger or Solidity,
  • Team Spirit: (1) Leadership attitude (2) Willingness to cooperate with others and to share both experience & knowledge within the team (3) Drive for technical excellence towards yourself and the team,
  • Communicative and proactive attitude: (1) challenge orientation (2) good communication skills,
  • Excellent spoken and written English,

Sounds like you? Don’t wait & apply! We are waiting for you to join EspeoCrew.

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