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Java/Kotlin Developer @ Link Group
  • Poznań
Java/Kotlin Developer @ Link Group
Poznań, Poznań, Greater Poland Voivodeship, Polska
Link Group
6. 2. 2025
Informacje o stanowisku

Tools and Technologies:

  • Frameworks: Spring, Reactor
  • Languages: Java/Kotlin
  • Databases: MongoDB, CosmosDB, Elasticsearch
  • DevOps: Docker, Kubernetes, GitHub Actions
  • API: REST (GraphQL and SOAP are not used)
  • Integration Layer: Hermes (internal Kafka wrapper)



Required Skills:

  • Experience with Spring and dependency management tools like Gradle.
  • Solid understanding of microservices architecture and cloud platforms, particularly Azure.
  • Proficiency in working with REST APIs.
  • Familiarity with integration technologies like Hermes (a Kafka wrapper).

Preferred Qualifications:

  • Hands-on experience with Azure Spring Apps and other Azure solutions.
  • Knowledge of various payment methods, such as cards, BLIK, and pay-by-link, and experience in integrating payment gateways.
  • Experience working with external providers (e.g., PayU, P24, Visa).
  • Knowledge of PCI DSS standards and secure payment data storage practices.
  • Willingness to participate in on-call duties to ensure payment system reliability.

Tools and Technologies:

  • Frameworks: Spring, Reactor
  • Languages: Java/Kotlin
  • Databases: MongoDB, CosmosDB, Elasticsearch
  • DevOps: Docker, Kubernetes, GitHub Actions
  • API: REST (GraphQL and SOAP are not used)
  • Integration Layer: Hermes (internal Kafka wrapper)


,[Development: Create and maintain microservices-based backend solutions using modern technologies such as Spring, Java/Kotlin, and Reactor., Integration: Work on integrating payment systems with external providers like PayU, P24, and Visa, ensuring seamless communication via REST APIs., Database Management: Design and optimize database solutions using MongoDB, CosmosDB, and Elasticsearch, with a focus on MongoDB as the primary engine., Infrastructure and Deployment: Build and maintain containerized solutions using Docker and orchestrate deployments with Kubernetes. Manage CI/CD pipelines using GitHub Actions and Azure infrastructure., Security: Contribute to the secure handling and storage of payment card data, adhering to PCI DSS standards. Requirements: Spring, Azure, Kafka, REST API, Gradle, Microservices architecture, Cloud platform, Java, Azure Spring Apps Tools: Agile.

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