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Wallet icon Coin icon Rate 4 800 € - 6 000 € / month info

info The reward is calculated upon delivery of 20 MD per month (1MD=8h)

Timer icon Form of cooperation Freelance: Full-time
Briefcase icon Sector Information Technology
Location icon Location 100% Remote
Project duration 11 - 36 months with the possibility of extension
Period of cooperation 17.11.2025 - 31.10.2026
Start date 17.11.2025 or by agreement
Project duration 11 - 36 months with the possibility of extension
Period of cooperation 17.11.2025 - 31.10.2026
Start date 17.11.2025 or by agreement

Technology

  • Java EE
  • Spring
  • Quarkus
  • Keycloak

Languages

  • English flag English - conversational, B1
  • Slovak or Czech flag Slovak or Czech - active, B2/C1/C2

Project description

  • cooperation in the analysis, design, development and testing of the back-end [JAVA+Quarkus] of a unique Big Data solution in the field of aviation operations
  • opportunity to participate in a unique integration of artificial intelligence (AI) and machine learning (machine learning) into aviation
  • cooperation in designing the solution with the main solution architect and its subsequent development and testing
  • cooperation within international [mostly CZ/SK] DevSecOps teams cooperating by method SAFe (Scaled Agile Framework)  
  • participation in CI/CD including code reviews
  • cooperation can take place in almost complete REMOTE [home-office] mode, or (in case of interest of a freelancer) a hybrid ON-SITE and REMOTE (in Bratislava)

Project requirements

  • min. 5 years of experience with programming large [enterprise] systems in JAVA 
  • advanced experience with the Quarkus and/or Spring ecosystem
  • advanced knowledge and use of design patterns (design patterns: Factory, Singleton, Strategy, MVC, ...)
  • experience with:
    • writing Unit tests
    • using Web Services (REST/SOAP)
    • microservices (Docker and/or Kubernetes)
  • knowledge of SQL and database principles
  • knowledge of Git or another repository system
  • fluent knowledge (in word and writing - C2) of Slovak and/or Czech language
     
  • great advantage experience with
    • development of information systems for the field of aviation 
    • creation and/or participation in the creation of architecture of large systems
       
  • advantage experience with:
    • big data processing (ideally HDFS & Kafka)
    • tool KeyCloak
    • cloud services (AWS and/or Azure)
    • SQL/noSQL databases
    • Apache Kafka
    • end-to-end testing
    • tools for static code analysis (FxCop, StyleCop, Sonar)
    • performing effective code reviews and adhering to coding standards
    • programming on the front-end (ReactJS and/or AngularJS)
       
  • responsibility
  • communicativeness

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