Madiff

Python Blockchain Developer

Madiff  •  Remote  •  5 months ago
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Job Description


This is a remote position.


We are seeking skilled
Backend Developers
to join our engineering team focused on building and scaling a backend platform that interacts with blockchain protocols and high-throughput data pipelines. This role involves developing robust services in Python, managing cloud infrastructure, and supporting data storage and processing across both structured and unstructured datasets.


Responsibilities


  • Develop scalable and performant backend services using


advanced Python
, including
asyncio
and
FastAPI


  • Integrate with
    SQL
    and
    NoSQL
    databases, primarily
    MongoDB

  • Build, test, and deploy services in
    Dockerized environments

  • Manage version control workflows using
    Git-based repositories

  • Ensure the quality and performance of backend logic in
    cloud-based deployments

  • Collaborate closely with
    frontend
    ,
    DevOps
    , and
    data engineering
    teams


    • Requirements


    • Proven, hands-on experience in
      advanced Python development


  • Strong knowledge of
    asynchronous programming models
    (asyncio, async/await)

  • Proficiency in
    Docker
    containerization and deployment

  • Experience with
    MongoDB
    and data modeling for NoSQL solutions

  • Comfortable with
    Git
    workflows and team-based version control

  • Familiarity with
    Azure Cloud Services
    (e.g., Azure Functions, Blob Storage, Networking)

  • Proficient in
    English
    (minimum
    B2 level
    )

    • Nice to have:

    • Understanding of cryptocurrencies and blockchain protocols (e.g. bitcoin, ethereum, layer 2 solutions)

    • Experience building or integrating with smart contracts and decentralised systems

    • Experience with typescript or node.js (for integration and service orchestration)

    • Exposure to apache spark or databricks for data processing tasks


    Benefits


    • Solid, competitive salary.

    • Work in multilingual, multinational and multicultural environment on international projects

    • Medical care
    Madiff

    About Madiff

    We are an international Innovation, IT and high-tech engineering consulting company that delivers unique value in a wide variety of industries.

    Our mission is to add value to our customers businesses by providing digital and technological innovation services, delivering disruptive results and making our clients stand out in their market.

    We are driven by a creative and innovative consulting approach strongly oriented to getting results. We MAKE THE DIFFERENCE.

    Poland | UK | Switzerland | USA | Norway | Portugal | Spain | France | Singapore

    Warsaw

    Prosta 20

    Wrocław

    Rybacka 7

    Lublin

    Grottgera 2

    Industry
    IT & Software
    Company Size
    51-200 employees
    Headquarters
    Warszawa, PL
    Year Founded
    2015
    Website
    madiff.eu
    Social Media