Senior Blockchain Developer

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Tel: +48 223 784 781

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Senior Blockchain Developer

Location: Cracow

Main Duties:

  • Provide technical leadership on Blockchain technologies,

  • Create wallet software for Bitcoin, Ethereum, and other public (mined) coins,

  • Write Bitcoin scripts and Ethereum smart contracts,

  • Develop robust solutions in short-cycle design environments, leveraging existing technologies focused on of-chain privacy solutions.

  • work closely with team members to create product quality solutions and understand products from customer's perspective and develop accordingly.


  • Experience with Java, JavaScript, Go, and Python

  • Knowledge of RDBMS or NoSQL databases

  • Understanding of the cryptographic principles underpinning of Bitcoin and Ethereum

  • Have an adversarial mindset: be just as good at breaking code as creating it.

Nice to have:

  • Knowledge of or working experience with:

    • Amazon Web Services
    • Azure
    • Docker

  • Experience in Agile type methodologies,

  • Understanding of security standards JAAS, JCE, SAML token, OAuth2.

We can offer you:

  • Exciting job in dynamic environment,

  • Wide range of career advancement possibilities,

  • Opportunity to impact company organization and culture.

Please remember to add belowe statement to your CV.
Wyrażam zgodę na przetwarzanie podanych danych osobowych, w celu realizacji procesu rekrutacyjnego, zgodnie z art. 24 ust. 1 ustawy z dnia 29 sierpnia 1997 r. o ochronie danych osobowych (tekst jednolity: Dz.U. z 2002 r. nr 101, poz. 926 ze zm.).