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Senior DevOps Engineer (Kafka)

Wroclaw, Krakow, Gdansk, Warsaw, Poland

We are looking for a highly skilled DevOps Engineer with strong Kafka and AWS experience to join a cloud infrastructure team working on a major platform convergence initiative for a global financial client.
You will be responsible for provisioning cloud-based infrastructure, implementing CI/CD automation, and managing secure, high-availability Kafka clusters in AWS.

Essential functions

  • Design, implement, and automate AWS infrastructure using Infrastructure as Code (Terraform)

  • Build and manage Kafka clusters, ensuring reliability, scalability, and security

  • Configure and optimize CI/CD pipelines using Jenkins and ArgoCD

  • Manage containerized workloads with Kubernetes (EKS) and Istio for service mesh

  • Ensure infrastructure monitoring using AWS CloudWatch and Datadog

  • Apply best practices in security and compliance, including TLS/mTLS and IAM policies

  • Collaborate with cross-functional teams to implement fine-grained access control and external authorization

Qualifications

  • 5+ years of experience in a DevOps or Cloud Engineering role

  • Strong hands-on experience with AWS (EC2, EKS, ECR, S3, KMS, VPC, CloudWatch)

  • Solid experience managing and securing Kafka clusters in production environments

  • Proficiency with Terraform and Infrastructure as Code practices

  • Experience with CI/CD tools (ArgoCD, Jenkins)

  • Familiarity with Kubernetes (EKS) and container orchestration

  • Good knowledge of TLS/SSL, IAM, and other cloud security principles

  • Strong troubleshooting skills and a proactive, solutions-oriented mindset

  • English proficiency for communication in an international team

Would be a plus

  • Experience with service mesh solutions (e.g., Istio) for secure service-to-service communication
  • Knowledge of perimeter security auditing and external authorization filters (e.g., Istio External Authorization Filter)
  • Hands-on experience with fine-grained access control and AuthZ services for least privilege enforcement
  • Background in logging and auditing for compliance and security purposes
  • Familiarity with managing external service integrations in a secure and audited manner

We offer

  • Opportunity to work on bleeding-edge projects
  • Work with a highly motivated and dedicated team
  • Competitive salary
  • Flexible schedule
  • Benefits package - medical insurance, sports
  • Corporate social events
  • Professional development opportunities
  • Well-equipped office

About us

Grid Dynamics (NASDAQ: GDYN) is a leading provider of technology consulting, platform and product engineering, AI, and advanced analytics services. Fusing technical vision with business acumen, we solve the most pressing technical challenges and enable positive business outcomes for enterprise companies undergoing business transformation. A key differentiator for Grid Dynamics is our 8 years of experience and leadership in enterprise AI, supported by profound expertise and ongoing investment in data, analytics, cloud & DevOps, application modernization and customer experience. Founded in 2006, Grid Dynamics is headquartered in Silicon Valley with offices across the Americas, Europe, and India.

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    Grid Dynamics is an equal opportunity employer. We are committed to creating an inclusive environment for all employees during their employment and for all candidates during the application process.

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