API Developer
At Mindbox we connect top IT talents with technology projects for leading enterprises across Europe.
We’re seeking an API Developer with strong Java expertise to work within a cross-functional engineering team, responsible for delivering secure, high-performing services at scale. You’ll be working with modern Java, Spring Boot, and cloud-native patterns including API-first design and event-driven architecture on AWS.
Sounds like your kind of challenge?
#LI- Hybrid – 8 days per month from the office in Kraków
- Flexible cooperation model – choose the form that suits you best
(B2B, employment contract, etc.) - Hybrid work setup – 8 days per month from the office in Kraków
- Collaborative team culture – work alongside experienced professionals eager to share knowledge
- Continuous development – access to training platforms and growth opportunities
- Comprehensive benefits – including Interpolska Health Care, Multisport card, Warta Insurance, and more
- High quality equipment – laptop and essential software provided
- Proven back-end development experience in Java
- Strong hands-on expertise with Spring Boot and build tools (e.g., Maven)
- Solid knowledge of API architecture and integration patterns (REST, GraphQL, SOAP)
- Experience with common API tools like Postman, Swagger/OpenAPI, SoapUI
- Familiar with data formats (JSON, XML) and backend fundamentals (caching, resilience, service design)
- Ability to diagnose issues, optimize performance, and deliver reliable solutions
- Great collaboration skills and clear technical communication
Nice to Have
- Experience with event-driven architecture and Kafka at scale
- Familiarity with AWS cloud services (Kubernetes/EKS, Fargate, Redis, RDS, S3, Route 53)
- Understanding of modern CI/CD pipelines, security practices, and observability tools
- Strong analytical mindset with a pragmatic, delivery-focused approach
Joining this project you’ll become part of Mindbox – a tech-driven company where consulting, engineering, and talent meet to build meaningful digital solutions. We’ll back you up every step of the way, accelerate your development, and ensure your skills make a difference.