CloudOps Engineer with Java Background

Dev centerMiddleFull-time
We are looking for a Middle CloudOps Engineer for a short-term engagement (3–6 months) to join our team supporting a leading European fintech client on a critical cloud migration initiative. The client simplifies international payments for e-commerce and retail businesses across Europe and is actively scaling their cloud infrastructure.
In this hands-on role, you will migrate multiple services and applications from one AWS environment to another, adapting pipelines, infrastructure, and tooling as needed. You’ll be working with a cross-functional, agile team, ensuring a smooth and stable transition across cloud systems. This position offers autonomy, technical challenge, and the opportunity to impact a product used by thousands of merchants.
Tech Stack & Tools


  • Cloud: AWS (EC2, EKS, Fargate, Lambda, RDS, ECR)


  • Infrastructure & Orchestration: Terraform, Kubernetes, ArgoCD, Helm


  • CI/CD: GitHub Actions, CodePipeline, CodeBuild


  • Containers: Docker


  • BackEnd: Java 17 and Spring Boot

Responsibilities

  • Migrated multiple applications from one AWS account to another, adapting to differences in provisioning, pipelines, and tooling.

  • Performed Lift & Shift of legacy Linux/Windows-based applications to AWS, including Dockerization and deployment to EKS.

  • Refactored CI/CD pipelines from AWS CodePipeline/CodeBuild to GitHub Actions and ArgoCD.

  • Maintained and adapted Terraform infrastructure across multiple AWS accounts and environments (EKS on Fargate vs EC2).

  • Upgrade the existing codebase from Java 8 to Java 17, including identifying and fixing compilation or runtime errors

  • Collaborated within a cross-functional team to ensure platform reliability and smooth migration processes.

Requirements

  • 2–4 years of hands-on experience with AWS (EC2, EKS, Lambda, etc.)

  • Strong knowledge of Java, including experience with Java 8 and newer versions (Java 17)

  • Strong knowledge of Terraform, Kubernetes, Docker, and ArgoCD

  • Experience with CI/CD pipelines, especially GitHub Actions

  • Ability to work independently and take ownership of the migration process

  • Familiarity with both Linux and Windows workloads



Nice to Have

  • Experience with legacy system migrations or batch job operations

  • Knowledge of monitoring tools (e.g., Splunk, OpenSearch)

  • Deployment experience using Helm and ArgoCD



What We Offer

  • Flexible schedule & hybrid or remote work format

  • MacOS equipment

  • 20 paid vacation days + 15 paid sick leaves

  • Annual budget for learning & development

  • IT Club membership

  • Supportive, agile team culture

  • Comfortable office space in Lviv (optional)