Mid-Level Full Stack Developer – Java, Spring Boot & Vue.js

Unleash innovative full stack solutions — drive seamless migrations and build robust applications!Kraków-based opportunity with hybrid work model (2 days in office / 3 days remote).As a Mid-Level Full Stack Developer, you will be working for our client, a leading technology organization, supporting a critical web application migration from Windows to Linux servers. You will contribute to build, integration, testing, and deployment activities, ensuring a smooth transition and future development of web and Oracle backend systems. Join a team dedicated to creating impactful digital solutions and advancing your career in dynamic environments.Your main responsibilities:Support UAT testing: defect fixing, regression testing, and collecting test evidence.Lead the installation and testing phases of Oracle OAT, ensuring smooth execution.Support production deployment, preparation, and go-live activities.Validate configuration, connectivity, and application behavior in the UAT environment.Troubleshoot deployment and runtime issues on Red Hat Linux, analyzing logs, services, and permissions.Fix defects identified during UAT/OAT testing, ensuring validated changes.Contribute to release readiness by focusing on stability, performance, and operational checks.Document configuration changes, deployment steps, and known issues.Collaborate closely with developers, testers, infrastructure, and release teams.Build new data pipelines into Oracle database using PL/SQL.Write Linux Shell scripts for data quality controls and operational processes.Develop logging scripts for shell and Oracle processes.Support incident and defect resolution within PL/SQL and Shell scripting environments.You're ideal for this role if you have:At least 4 years of experience in full stack web development.Proficiency in Java and Spring Boot for backend development.Experience with Vue.js, JavaScript, HTML, and JSP for frontend development.Solid knowledge of Oracle PL/SQL and Unix Shell scripting.Hands-on experience with Red Hat Linux environments, including deployment and troubleshooting.Experience supporting UAT/OAT testing cycles and defect resolution.Ability to produce clear technical documentation (deployment steps, configuration notes).Familiarity with DevOps tools like GitHub and Ansible.It is a strong plus if you have:Certifications or experience with Oracle DB administration.Experience with Agile methodologies or CI/CD pipelines.Language Required for the role:English — communicative proficiency.Eligibility for the role:Only candidates with an existing legal right to work in Europe will be considered for this role.#MAKEYourCareerBETTERInterested?

Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.