Join the DPDgroup IT Solutions team and help develop modern applications supporting global operations of the Geopost.  We work in an international environment, delivering solutions based on the latest technologies and architectural standards – we embrace event driven architecture based on microservices. Our applications are not only used in multiple European countries, but also in other parts of the world! We’re looking for experienced Java Developers who want to have a real impact on product development and system architecture. We are currently seeking three experienced developers to work on the following projects: DPD Billing, DPD Shipping and AI Platform.Your Responsibilities Develop (at least 80%) and maintain (up to 20%) applications using Java 11+, Spring Boot 3+, Spring Framework 5+, Kafka and you will deploy to Kubernetes using CICD pipelines Ensure that code is efficient, infrastructure properly scaled, SQL and data structures optimized Design state-of-the-art solutions aligned with Twelve-Factor App principles and participate in architectural and technical decision-making Cooperate with teams delivering other applications - design high performance and resilient integrations and interfaces - be ready for enterprise grade data volumes and user traffic Be agile! We work in Scrum methodology - daily stand-ups, sprint plannings, retrospectives Collaborate with product owner, architect, QA and DevOps teams Participate in code reviews and knowledge sharing Must have: Minimum 4 years of experience as a Java Developer Strong knowledge of Java 11+, Spring Boot and Spring Framework, SQL and JPA The more experience you have with Apache Kafka, the better! It’s our daily work to deliver business features using Apache Kafka under the hood Experience with Docker, Kubernetes, Helm charts Understanding of scalable and resilient design principles Experience working in Scrum environments Good English speaking skills (minimum B2 level) Nice to have: Basic knowledge of React JS We offer you: Salary: 12000-22000 net/B2B (depends on experience) Work-life balance: flexible hours and a hybrid service delivery model - twice a week for the Warsaw area, or min. twice a month for other cities located in Poland. Occasional office visits may be required for project events such as quarterly planning, reviews, or workshopsAnnual evaluation meetingsA friendly Buddy to guide you through the onboarding, further training, and career opportunities Training possibilities for personal development after completing the onboarding period (3 months)Space to implement your own ideas  Other amenities, such as: Fitness card (Benefit Multisport) Private health care (EnelMed) An open and casual company culture filled with internal events (Yearly event, Christmas party)The opportunity to quickly develop professionally on projects in Europe and all over the world Employee Referral Program  Recruitment Process  Interview with a recruiter (30 min, MS Teams)  Technical interview with live coding (60 min, MS Teams)  Optional: recruitment task + final interview