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Wallet icon Coin icon Rate 5 600 € - 7 000 € / month info
Timer icon Form of cooperation Full-time / 60% Remote
Briefcase icon Sector Telco
Location icon Location Bratislava

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

Project duration 11-36 months with the possibility of extension
Period of cooperation 02.02.2026 - 31.12.2026
Start date ASAP or by agreement
Technology
  • Oracle
  • PostgreSQL
  • WS Webservice REST
  • Angular 2+
  • Java
  • Github
Languages
  • English flag English - conversational, B1
  • Slovak or Czech flag Slovak or Czech - native

Project description

  • development and long-term maintenance of robust backend services built on Java / Spring Boot
  • implementation and expansion of modern front-end parts of applications in Angular / TypeScript with an emphasis on UX
  • design, implementation and clear documentation of REST API for effective system integration
  • integration of heterogeneous systems through messaging technologies (Kafka, RabbitMQ) with an emphasis on reliability and scalability
  • design, optimization and maintenance of database objects in PostgreSQL for high performance and stability
  • optimization of SQL queries, working with transactions and indexes to improve application performance and response
  • versioning and management of database schemas using Liquibase in accordance with best practices
  • automated deployment of applications to the Kubernetes environment via GitLab CI/CD pipeline
  • resolution of production incidents, analysis and systematic optimization of application performance
  • close cooperation with business analysts, product owner and internal customers in the delivery of solutions
  • active participation in code review and co-responsibility for the technical quality, maintainability and code cleanliness
  • cooperation takes place in a combined ON-SITE / REMOTE mode (2 days a week ON-SITE)

Project requirements

  • min. 5 years of active experience with JAVA programming (ideally in combination with Spring Boot)
  • min. 3 years of active experience with front-end application programming (ideally in Angular 16+)
  • excellent knowledge of object-oriented programming principles (OOP)
     
  • advanced experience with:
    • Java and Spring Boot framework (REST, JPA/Hibernate, Security, AOP, exception handling)
    • microservices (Docker, Kubernetes)
    • SQL databases (PostgreSQL)
    • Angular and TypeScript (components, forms, RxJS)
    • integration technologies (REST API, messaging – Kafka, RabbitMQ)
    • DB change management (Liquibase or equivalent)
    • GitLab CI/CD (builds, deployment pipeline)
  • advantage: experience with:

    • experience with monitoring and logging applications
    • knowledge of cloud-native principles
       
  • knowledge of English language at a conversational level (spoken and written)
  • experience with some of the agile software development methods (SCRUM, LEAN and/or KANBAN)
     
  • team player
  • attention to detail
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