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Flow-application

Full stack Spring Boot/React developer

Client: Eurocontrol

Nov 2024 – May 2026

A critical European aviation flow management system for Eurocontrol, where high availability and reliability are the whole point.

• Designed and implemented backend microservices with Spring Boot and MongoDB
• Developed and maintained modern React frontend features, improving the usability and performance of the operational interfaces
• Built and integrated RESTful APIs supporting complex business workflows
• Used RabbitMQ for asynchronous communication between services
• Investigated and resolved production issues to keep the system stable in a high-impact environment
• Wrote unit and integration tests (JUnit, Mockito, Jest, Vitest) to maintain high code quality
• Took part in Agile/Scrum ceremonies, code reviews and technical discussions

Stack: Spring Boot, MongoDB, Gradle, JUnit, Mockito, React, Redux, Vitest, Jest, OpenAPI, RabbitMQ, Microservices, Keycloak, Git/Bitbucket, Jenkins, Scrum, Jira, Confluence, TDD.

Technologies

• TDD
• Spring Boot
• REST API
• React
• RabbitMQ
• Microservices
• MongoDB