Full-Stack Java Developer

Location: Brno, CZ, 617 00 Type of Employment: Hybrid - Full-time Career Level: Professional Job Family: Information Technology Date posted: Sep 16, 2026 We‘re the Yunex Traffic team, a global leader in intelligent traffic systems. We have been working on revolutionary technologies for the mobility of the future. We develop solutions for traffic management leading to greater traffic flow, safety, efficiency and environmental friendliness. The results of our work are perceived by the citizens in cities around the world. Who are we looking for? We are looking for a new colleague at mid-level with a full-stack profile and a strong Java foundation. You will design, develop and maintain product modules in Java and JavaScript, with substantial use of AI development tools. The role combines software development, testing, CI/CD, deployment and operational ownership. You will work on Yutraffic Symphony, our next-generation platform for urban traffic control and mobility management. The platform helps cities monitor, manage and optimise traffic across cloud and on-premises environments. This role focuses on modules deployed primarily to Kubernetes clusters, while also supporting legacy virtual machines during their ongoing migration to Kubernetes What will be your responsibilities? Build and evolve software for smarter urban mobility Design, develop and maintain Yutraffic Symphony product modules in Java and JavaScript, using AI development tools in day-to-day engineering. Build unit tests, perform manual testing and support the development of automated tests. Maintain CI pipelines in GitLab. Deploy and maintain modules primarily in Kubernetes development and staging environments. Support modules running in legacy virtual machines and contribute to their migration to Kubernetes. Take an active part in code reviews, with a focus on quality and testability. Support the resolution of production issues when needed. Evaluate and address software vulnerabilities, including CVE findings, when needed. What do you need to qualify for the role? Strong Java skills, including experience with Java 8, 11 or 17+.Practical JavaScript experience, including vanilla JavaScript.Hands-on experience with Kubernetes, Helm and Docker.Confident use of Git and GitLab or a similar platform, including CI/CD pipelines.Good Linux knowledge, including shell, Bash and standard commands.Experience with relational databases such as PostgreSQL.Experience with Kafka. You can communicate in English (you will work with colleagues from abroad on a daily basis). We would appreciate it if you also have the following: Experience with AI-assisted or agentic development tools such asClaude Code, GitHub Copilot or similar.Experience with SSH and object databases such as MongoDB.Experience with ActiveMQ and React.Experience with Argo CD, Qooxdoo or AWS.Experience with Python or ClearCase. With joining us, among other things, you will get: Working on products that have a significant impact on people's daily lives. Up to 33 days of vacation.Working hours as you organize them (you should always be on call between 10 am and 2 pm).The opportunity to work from home for a better work-life balanceOur company offers a flexible benefits plan through an online cafeteria system Where can you find us? In our modern offices just a short walk from the Zvonařka bus station on Škrobárenská Street. How do you apply? We can only accept online applications. Click the “Apply Now” button below to submit your application. About Us: We are a global leader in intelligent transport systems with more than 3,500 passionate employees who pioneer, develop, create, install and maintain innovative road traffic and mobility solutions all over the world. We make our roads smarter, safer and greener. The work we do enables cities, highways authorities and infrastructure operators to create a new world of mobility and makes cities more livable for everyone. Our solutions range from traffic lights, tolling solutions and tunnel management to software, AI applications and the intelligent networking of all road users. Our Commitment: At Yunex Traffic, the uniqueness of our people is our strength. Our people are at the heart of what we do and every voice, perspective and contribution is valued. The future of mobility needs people who think down different tracks and we empower our people to transform cities all over the world. Join us and make a difference too. See what we look like on our community website. Follow the latest news from our company on our LinkedIn profile. How do our colleagues see us? Check out their reviews on Atmoskop. Become a Traffic Transformer and help us to continue transforming towns and cities all over the world.