Site Reliability Engineer

2 days ago


Kraków, Lesser Poland, Czech Republic Centage Full time

Must-Have:

  • 5+ years of experience in SRE, DevOps, or Infrastructure roles in a SaaS environment.
  • Deep hands-on experience with AWS infrastructure and services.
  • Strong working knowledge of Kubernetes, Helm, containerized workloads, and microservice deployment strategies.
  • Experience managing and optimizing MongoDB Atlas for production.
  • Demonstrated ability to migrate legacy data pipelines, especially those involving Jenkins, to modern GitOps stacks emphasis BitBucket pipelines.
  • Proficiency in scripting (e.g., Bash, Python, Ansible scripting) or backend coding (Go, Node.js), 
    Effective communicator, able to coordinate across support and product teams.
  • AWS infrastructure maintenance and monitoring support.

Nice-to-Have:

  • Experience with Workato or other iPaaS platforms.
  • Familiarity with GitOps (ArgoCD), service meshes (Istio), or AWS serverless architecture.
  • Background in financial, planning, or BI-related software systems.

Centage is transforming how finance teams operate by providing modern, intuitive, and automated tools for budgeting, forecasting, and financial planning. As we embark on the next phase of scaling and platform transformation, we're looking for an exceptional SRE to join our team and help future-proof our infrastructure.

Role Overview

As a Site Reliability Engineer at Centage, you'll partner closely with engineering to drive platform modernization, reliability, and data infrastructure evolution. This includes deep involvement in cloud, Kubernetes, and data workflows as well as leading initiatives around observability, security, and performance.

You'll also play a critical role in supporting and re-architecting our legacy ETL pipelines (Jenkins + SSAS cubes) as we migrate to a modern MongoDB-backed approach. 

What You'll Gain
  • The opportunity to modernize key infrastructure and data systems that power Centage's next-generation planning tools.
  • High autonomy and ability to influence engineering and platform direction.
  • Work in a collaborative, remote-friendly culture that values expertise and continuous improvement.
,[Design, implement, and maintain secure, scalable infrastructure in AWS, including cost and performance optimization., Manage, monitor, and scale Kubernetes (EKS) clusters; handle container lifecycle, Helm charts, and service mesh configuration., Lead the re-architecture of our legacy Jenkins-based ETL pipelines, currently relying on SSAS data cubes, toward a modern MongoDB-native approach.,  Ensuring incident response readiness and supporting root cause analysis in coordination with support and development teams., Optimize and scale MongoDB Atlas environments, managing replication, performance tuning, and availability., Drive observability through tools like Sumo Logic (preferred), Grafana, Prometheus, and Datadog., Implement and manage Infrastructure-as-Code solutions (Terraform, Pulumi) and contribute to CI/CD automation., Own operational metrics (SLAs/SLOs/SLIs) and continuously improve system reliability through automation and process refinement., Document best practices, build runbooks, and ensure system resilience through testing and chaos engineering where appropriate.] Requirements: Jenkins, AWS, Kubernetes, MongoDB, Bitbucket, Scripting language Additionally: Training budget, Private healthcare, Small teams.

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