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Knowledge Lab AG logo
Knowledge Lab AG

Data, Discovery & Decision Science

Senior Software Engineer

Full-stack EngineerSoftware EngineerFull TimeRemoteSeniorTeam 51-200Since 2016H1B No SponsorCompany SiteLinkedIn

Location

Serbia

Posted

82 days ago

Salary

0

Seniority

Senior

Bachelor Degree6 yrs expEnglishAngularJavaJenkinsKubernetesSpringSpring Boot

Job Description

Senior Software Engineer

Knowledge Lab AG

• Contribute to the migration from Java EE 8 to Spring Boot 3, ensuring architectural integrity and code quality throughout the process • Rewrite from JSP/JSF to Angular 18+, working in close collaboration with frontend specialists • Design and implement cloud-native Java applications following modern best practices • Troubleshoot and resolve issues across the full stack, keeping the system stable, secure, and performant

Job Requirements

  • A bachelor's or master's degree in computer science, or equivalent hands-on experience in software engineering
  • At least 6 years of professional experience in Java development
  • Understanding of Java EE 8 concepts, including application servers (JBoss EAP 8.0), JSP, and JSF
  • Strong, production-level proficiency in Spring Boot 3 and Java 17 or higher
  • Experience with Angular 18+
  • Understanding of cloud-native application principles in the Java ecosystem (12-factor apps, containerization, observability)
  • Basic understanding of Kubernetes, Helm and GitOps Practice
  • Familiarity with Jenkins and GitHub
  • Experience using Jira
  • Fluent English is essential; German language skills are an advantage.

Benefits

  • Permanent full-time contract
  • Flexible working models within Serbia
  • Long-term career development in international projects
  • A professional and collaborative environment

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