Java Developer

20 years on the Romanian IT market and still growing. Part of the HN Services Group, with offices in France, Spain, Portugal, and Luxembourg, HN Services Romania is about building real careers, not just filling roles. What you’ll find here: Digital transformation projects with real impact A wide range of technical roles across modern and legacy technologies (yes, COBOL is still very much alive) Exposure to diverse industries and international environments Continuous growth through our in-house software development training center (HN Training Institute) 💡We are currently looking for experienced professionals to deliver high-quality, stable, and resilient software solutions. 🔍 RESPONSIBILITIES Understand and, if needed, challenge the requirements from business - Actively participate in code review, development shadowing, testing, development detail design and agile ceremonies - Design and develop java-based apps that cover all the basic architectural principles stating from high-volume & low-latency systems to critical systems in a high-availability environments - Contribute with the rest of the team to continuous improvements of the development process - We are big fans of the quote “We build it, we run it!”. As you can imagine, that means we are Dev-Ops fans, and this can be translated in building and maintaining automated CI/CD pipelines - L3 support for live applications Tools that we use: • Spring Framework, Spring Boot, Hibernate, Apache Kafka • Markup Languages: XML, JSON • Integration concepts (patterns, principles, technologies: Message Queues, Web services, Databases etc.) • Release automation tools: Git, Gradle, Jenkins, Artifactory • Testing and code analysis: JUnit, Mockito, SonarQube • Issue tracking (Optional): Jira • IDE: IntelliJ IDEA • Operating systems: Windows, Linux • Databases: PostgreSQL What are we looking for? 🔎 • 3 to 5 years of software development experience with 3+ years of extensive experience on Java platform • Strong experience in programming languages and framework - Java, J2EE, Spring MVC Framework and Hibernate etc. • Strong experience in RESTful web services, SQL, JSON and OOPs using Java platform • Responsible person for ensuring that Java best practices are adhered to • Strong knowledge in Object Oriented concepts, particularly on class hierarchy, constructors etc. • Responsible person for technical design documentation • Quick learner and highly motivated to himself/herself abreast with latest technologies • Good communication skills (Must) 🛠️REQUIREMENTS Previous experience in back-end development using Java • A good understanding of Java 8/17 concepts • Experience in Web services producer and consumer development - SOAP and RESTful with Spring and web services security • Experience with Java Design patterns (MVC, DAO, Singleton, Factory, Builder, etc.) • In-depth understanding of Spring Framework and Spring Boot • At least 2 years experience with Spring Data JDBC or equivalent using Oracle, PostgresSQL or Apache Cassandra • Experience in Unit and Integration testing with JUnit, Mockito • Familiarity with enterprise integration patterns and Microservices Architecture • Experience in Agile environment • Familiar with CI/CD tools: JUnit, Git, Jenkins, Confluence, Jira, Maven, Gradle, SonarQube, Artifactory • Familiar with Linux environments • Familiar with Docker/OpenShift environments • Familiar with AWS cloud solution • Innovative in providing solutions, likes to take on challenges with calculated risk • Strive to constantly improve the application development processes and tools 📍 Location & Setup Banking project Hybrid model: 2x/week onsite in Bucharest or full remote if you live more than 100km away from Bucharest Only eligible candidates will be contacted for further information and start of the recruitment process.