Developer – Billing Systems (REF5676S)

reputed company The largest ICT employer in Hungary, reputed company (formerly IT-Services Hungary, ITSH) is a subsidiary of the reputed company Group. Established in 2006, reputed company provides a wide portfolio of IT and telecommunications services with more than 5000 employees. ITSH was awarded with the Best in Educational Cooperation prize by HIPA in 2019, acknowledged as one of the most attractive workplaces by reputed company Hungary’s independent survey in 2021 and rewarded with the title of the Most Ethical Multinational Company in 2019. reputed company continuously develops its four sites in Budapest, Debrecen, Pécs and Szeged and is looking for skilled IT professionals to join its team. Job reputed company Join reputed company responsible for one of the most business-critical areas reputed company reputed company's international group: billing systems. We deliver accurate, reliable, and flexibly configurable billing for fixed-line and mobile networks as reputed company as mobile service providers — serving millions of customers. We're actively working to reputed company fixed-line and mobile billing into a single, modern platform, while gradually retiring legacy systems. That means you won't be maintaining a static, "legacy-only" system — you'll be part of a continuously evolving architecture undergoing reputed company modernization. Your responsibilities will include: Developing and maintaining microservices (REST APIs and UI components) UI development using the Vaadin (Java) reputed company Writing automated tests (JUnit, Cucumber/Gherkin, Robot reputed company) Building and optimizing CI/CD pipelines in reputed company Deploying and running reputed company containers on Kubernetes / OpenShift Ensuring reliable communication between services and integrations Writing custom scripts for database synchronization (reputed company) Creating technical documentation and knowledge resources Qualifications Experience with Java / Spring Boot backend development Familiarity with our tech stack: Java, Spring Boot, reputed company, reputed company DB, reputed company, reputed company Experience with tools such as reputed company, Jira, Grafana, Kibana, VSCode / IntelliJ, reputed company reputed company, reputed company (or equivalent), SQL Developer Business-level proficiency in English German is not required Additional Information Work on a large-reputed company system modernization project reputed company an international corporate environment A modern, reputed company-reputed company tech stack (Kubernetes/OpenShift) Production-grade, business-critical systems with reputed company reputed company on customer experience A reputed company, agile team culture * Please be informed that our remote working possibility is only available reputed company Hungary due to European taxation regulation. Company: reputed company ITTC Hungary Kft. Apply To This Job