Senior DevOps Engineer

Big Stars is an end-to-end product engineering company based in Belgrade, Serbia. We create a space where people take initiative and go big.

We focus on:
- turning outdated systems into high-performing engines
- creating clean products that users actually love
- designing stable and secure environments
- building complex tech products

We are looking for a skilled Senior DevOps Engineer in our office in Belgrade, Serbia.

✅ Requirements:
✔️ You know Kubernetes on bare metal (we use kubespray for deployment) and can deploy new one
✔️ Have experience with Istio and Calico
✔️ Have practical experience with Helm (write new charts / edit old)
✔️ Terraform and Ansible are familiar tools for you
✔️ Hands on experience with Prometheus and ELK in cluster
✔️ Experience with Linux and its components (Debian-based)
✔️ Experience with CI/CD system (GitLab preferably)
✔️ Advanced level of English
✔️ Nice to have AWS or GCP experience

✅ Could be a plus:
✔️ Practical experience with CloudFlare

✅Opportunities & tasks
✔️Manage, maintain, configure, and deploy kubernetes clusters
✔️Improve existing helm charts and write new one
✔️Work with Developers team to enhance production stability, availability, and reliability
✔️Monitor system performance
✔️Build and maintain CI / CD pipeline using GitLab
✔️Work with Cloud Providers
✔️Work with CloudFlare

Big Stars paves the way to excellence by helping people grow.