Senior DevOps Engineer

Overview

We are looking for a Senior DevOps Engineer with strong expertise in Kubernetes and modern web infrastructure to design, build, and operate scalable, production-grade platforms.

You will play a key role in shaping our Kubernetes environments, improving delivery pipelines, and ensuring reliability of high-load web services.

This role requires deep hands-on experience with Kubernetes, strong system thinking, and close collaboration with Development, QA, Operations, and SRE teams.


 

Responsibilities


  • Design, build, and operate production-grade Kubernetes clusters (RKE2 or similar)
  • Own the full lifecycle of applications in Kubernetes (deployment, scaling, upgrades, troubleshooting)
  • Design and maintain highly available web infrastructure (ingress, load balancing, TLS, DNS)
  • Develop and optimize CI/CD pipelines for containerized workloads
  • Implement and maintain GitOps workflows using ArgoCD
  • Package and manage applications using Helm charts
  • Work with self-hosted Git platforms (e.g., Gitea) and repository management
  • Manage container networking, ingress controllers, and traffic routing
  • Work with Kubernetes ecosystem tools (Helm, operators, CRDs)
  • Drive Infrastructure as Code practices using Terraform and Ansible
  • Ensure cluster reliability, performance, and cost efficiency
  • Implement observability (metrics, logs, tracing) for distributed systems
  • Integrate security best practices into Kubernetes and CI/CD workflows
  • Manage artifact lifecycle and ensure supply chain security
  • Participate in incident response and root cause analysis
  • Collaborate with Dev, QA, Ops, and SRE teams to improve platform usability

Requisitos

  • Proven experience as a Senior DevOps Engineer (or similar role)

  • Strong, hands-on Kubernetes experience in production environments

    • Cluster architecture and operations
    • Networking (CNI), ingress controllers, service discovery
    • Stateful workloads, persistent storage
    • Upgrades, scaling, and troubleshooting
  • Solid experience with containerization (Docker)

  • Strong knowledge of web infrastructure fundamentals

    • HTTP/HTTPS, reverse proxies (NGINX/Envoy), TLS
    • Load balancing, DNS, caching layers
  • Experience with CI/CD platforms (GitLab CI, Jenkins, or similar)
  • Hands-on experience with Helm (chart development and templating)
  • Experience with GitOps tools (ArgoCD preferred)
  • Experience working with Git repositories (Gitea, GitLab, or similar)
  • Hands-on experience with Infrastructure as Code (Terraform, Ansible)
  • Experience with cloud platforms (AWS) and/or virtualization (vSphere)
  • Strong scripting and automation skills (Python, Bash)
  • Experience with observability stack (Prometheus, Grafana, ELK, etc.)
  • Understanding of security in Kubernetes environments
  • Experience with backup, disaster recovery, and high availability setups
  • Comfortable using AI tools in day-to-day engineering work

Nice to Have

  • Experience with Rancher / Rancher Charts
  • Experience with service mesh (Istio, Linkerd)
  • Understanding of Kubernetes operators and CRDs
  • Experience with FinOps and cost optimization in Kubernetes
  • Knowledge of SRE practices (SLIs, SLOs, error budgets)
  • Experience with mobile CI/CD (Fastlane)
  • Strong system design and architectural thinking
  • Ability to drive improvements and influence technical direction

Condições

  • Competitive salary package
  • Opportunities for professional growth
  • Private medical insurance
  • Relocation package (if applicable), including work permit support
  • Welcome baby bonus
  • Birthday voucher
  • Fully equipped office with daily fruits, Wednesday breakfasts, Thursday pizzas, and Friday snacks