Java Engineer
- Countries
- Poland
- Job Types
- software & tech
- Experience
- mid
- Organization Types
- tourism & hospitality, transportation & mobility
- Location
- Warsaw
- Posted Date
- Company
- Flix
- Salary
- PLN89 - PLN119 hour
AI Summary
Job Description
Design, build, and maintain backend services, APIs, data models, and event-driven integrations that automate FlixTrain Network Planning workflows. Collaborate with internal users and distributed teams, contribute to architecture decisions and code reviews, write automated tests, and document technical solutions.
Hard Requirements
- 3–5 years building backend applications, including experience with Java or another JVM language such as Kotlin
- Cloud environment experience, ideally AWS
- Practical experience with at least one of AWS, Kafka-based event-driven systems, Kubernetes, or infrastructure as code
- Write automated tests and prioritize code quality and maintainability
- Understanding of event-driven systems
- Strong written and spoken English
- Experience working in an Agile environment
- Curiosity about the business domain and ability to explain complex domains clearly
Soft Requirements
- Experience with Spring Boot
- Experience with relational or NoSQL databases
- Experience with CI/CD pipelines such as GitLab CI or GitHub Actions
- Willingness to own pipelines, infrastructure, and quality
- Experience with agentic or AI-assisted coding