Senior/Lead Java Developer

KUBO is looking for a Senior/Lead Java Developer to modernize a mission-critical aviation platform. The role involves developing cloud-hosted backend services, building APIs, and improving CI/CD pipelines using AWS, Java, and Spring Boot.

• Develop and modernize backend services hosted in AWS
• Design and implement scalable, resilient cloud-native solutions
• Build and improve APIs, integrations, and automated backend processes
• Enhance CI/CD pipelines, infrastructure automation, monitoring, and observability
• Manage and troubleshoot Kubernetes-based environments and containerized applications
• Support production systems and drive reliability, security, and operational improvements
• Collaborate with product, mobile, desktop, QA, and DevOps teams to deliver high-quality solutions
• Leverage AI-assisted development tools to improve engineering efficiency while maintaining high standards of quality and security

• Experience developing backend applications in cloud environments
• Strong knowledge of AWS and cloud-native architectures
• Hands-on experience with Linux, Docker, Apache, Java and Spring Boot
• Experience with Kubernetes and containerized workloads
• Experience with CI/CD, Infrastructure as Code, and automation
• Understanding of cloud security, monitoring, and production support practices
• Strong troubleshooting and problem-solving skills
• Ability to work independently and collaborate within distributed teams
• English min. B2
• Nice to have: Experience modernizing legacy applications and services
• Nice to have: Experience with SQL Server and MySQL
• Nice to have: Experience building highly available and resilient production systems
• Nice to have: Experience using AI-assisted software development tools

• life insurance
• private healthcare
• Multisport card