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Offer summary
(Summary generated by AI based on the full job description)
The project involves building and maintaining backend systems within Shared Services using Java 8+, Spring, microservices. Responsibilities include development, optimization, application maintenance, and working in a CI/CD environment with automation tools like Jenkins, Git, Maven. Knowledge of multithreading, Linux, and system stability is required. Offered benefits include private healthcare and training budget.
from: 26 May 2026
to: 25 June 2026
27 000 - 33 000 złnet (+ VAT)/ mth.B2B contract (full-time)
Offer parameters
level:senior
working mode:hybrid
location:Kraków, Lesser Poland
Kraków, Lesser Poland
Requirements
Expected technologies
Java
Spring
Spring Context
Optional technologies
Kubernetes
Mockito
Our requirements
- Expertise in Java 8+ development.
- Strong knowledge of Spring, Spring Context, Dependency Injection (DI), Inversion of Control (IoC).
- Hands-on experience with Concurrency and Multithreading.
- Knowledge of Microservices architecture and deployments using Jenkins.
- Ability to work with Linux shell (basic commands: find, ls, grep, sed).
- Proficiency in Git and Maven for version control and build automation.
Optional
- Experience with Kubernetes and container orchestration.
- Knowledge of CI/CD pipelines, Helm, and deployment strategies (e.g., Canary, Blue-Green).
- Familiarity with unit testing tools (Mockito) and testing best practices.
- Understanding of Event-Driven Development principles.
Your responsibilities
- Maintain and enhance backend applications for Shared Services.
- Design and develop scalable, performant backend components using Java and Spring Framework.
- Work on microservices architecture and deployment pipelines.
- Ensure application stability and continuous improvement through troubleshooting and optimization.
- Collaborate with cross-functional teams to deliver high-quality releases in CI/CD-driven environments.
- Note: Detailed project information will be shared during the recruitment process.
About the project
Are you passionate about building robust backend systems and working with modern Java technologies? We are looking for an experienced Java Backend Developer to maintain and enhance applications within our Shared Services platform and contribute to business-critical projects in a global environment.
Sounds like your kind of challenge?
This is how we organize our work
This is how we work
agile
This is how we work on a project
- Continuous Deployment
- Continuous Integration
- testing environments
- unit tests
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.
What we offer
- Flexible cooperation model – choose the form that suits you best (B2B, employment contract, etc.)
- Hybrid work setup – hybrid; 2 days per week from the office in Warsaw, 3 days per week remote
- 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
Benefits
- sharing the costs of sports activities
- private medical care
- sharing the costs of professional training & courses
- life insurance
Mindbox Sp. z o.o.
At Mindbox, we connect top IT talents with technology projects for leading enterprises across Europe.
Our focus is on matching your skills with work that matters – projects that use modern tech stacks, solve real business challenges, and give you space to grow. By joining us, you’ll deliver technology solutions for well-known brands, supported by the Mindbox team that values knowledge-sharing and continuous development. We make sure you have the tools, flexibility, and guidance to do your best work – and to keep moving forward in your career.
Java Backend Developer
27k–33k zł / mth. (B2B)
I apply to:
Mindbox Sp. z o.o.
Kraków, Lesser Poland
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