Senior Java Developer

DCG Sp. z o.o operates in backend development, building and maintaining backend systems with a focus on API management and integration of internal and external systems, targeting the banking sector.

• Minimum 10 years of commercial experience in Java programming
• At least 2 years of experience with Kotlin
• Experience designing and building microservices
• Very good practical knowledge of Spring Framework, JPA/Hibernate, REST API, OpenAPI/Swagger
• Experience with distributed system integration
• Ability to design and implement solutions based on relational databases (PostgreSQL, Oracle)
• Experience with container solutions (Docker, Kubernetes)
• Practical knowledge of Git and CI/CD
• Experience working in Agile/Scrum teams

Nice to have:

• Knowledge of Go (Golang)
• Experience in the financial or payment sector
• Knowledge of API Management platforms
• Experience building high-availability solutions

• Build and maintain backend systems
• Design and develop services for API Management
• Provide banking products, services, and data via API models
• Develop frontend White Label solutions
• Integrate internal and external systems
• Ensure security in the development process and infrastructure

Only candidates able to work in a hybrid mode in Warszawa, Poland are considered.