Regular Java Developer @ Coforge

2 weeks ago

Kraków, Czech Republic Coforge Full time

Position Overview Under limited supervision, designs, develops, tests, and debugs complex backend software components and systems using modern Java technologies.The Software Engineer plays a key role in developing scalable, high-performance applications, contributes to architecture discussions, and ensures technical excellence across the software development lifecycle. Duties / Responsibilities Design, implement, and maintain backend services and APIs using Java 8+ and Spring Boot. Collaborate with architects and senior engineers to build scalable, cloud-native solutions. Develop microservices aligned with domain-driven design principles. Write clean, maintainable, and testable code following best practices. Perform code reviews, ensure adherence to coding standards, and provide constructive feedback. Troubleshoot and optimize application performance and reliability. Work closely with QA, DevOps, and product teams to deliver high-quality releases. Contribute to automation and continuous integration / continuous delivery (CI/CD). Participate in Agile ceremonies and collaborate across distributed teams. Stay current with emerging Java frameworks, libraries, and ecosystem tools. Qualifications Must-Have Skills 4+ years of professional experience in backend development with Java. Strong knowledge of Java 8 or newer, including functional programming features, streams, and concurrency. Hands-on experience with Spring Boot, Spring Data JPA, and Spring Security. Experience designing and consuming RESTful APIs and working with JSON/XML data formats. Solid understanding of microservices architecture and inter-service communication (REST/gRPC). Practical experience with SQL and relational databases (Oracle, PostgreSQL, or MySQL). Familiarity with NoSQL databases (MongoDB, Redis, or Cassandra). Experience with JUnit, Mockito, or similar testing frameworks. Knowledge of Git, Maven/Gradle, and CI/CD tools such as Jenkins, GitLab CI, or GitHub Actions. Experience working in Linux/Unix environments. Strong debugging, troubleshooting, and problem-solving skills. Good communication skills and a collaborative mindset. Nice-to-Have Skills Experience with Docker and Kubernetes. Exposure to cloud platforms (GCP, AWS). Understanding of asynchronous processing (Kafka, RabbitMQ, JMS). Familiarity with observability tools (Prometheus, Grafana ) Experience in Agile / Scrum development environments. Positive attitude, ownership mindset, and openness to mentoring junior developers. Education Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field. Requirements: Java

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