09/10/2026 updated
WT
100 % available
DevOps / Kubernetes Engineer
Orzechowo, Poland
Only remote
Master's degree, Faculty of Computing, Poznan University of TechnologyGitOpsGitHub ActionsKubernetes SecurityBash ShellDevOpsPython (Programming Language)PostgreSQLLinux AdministrationMongoDBMySQLOpenShiftGitlab-ciKubernetesDocker
Kubernetes Administration
Administration of Kubernetes clusters across cloud and on-premises environments, including operations, upgrades, monitoring, incident troubleshooting, and support for ML platforms such as Kubeflow used by approximately 200+ users.
CI/CD Automation
Design and implementation of CI/CD pipelines using Ansible, Terraform, TeamCity, Bash and YAML to automate application builds, tests and deployments across development, staging and production environments.
Observability and Monitoring
Setup and maintenance of monitoring and logging solutions using Prometheus, Grafana, Elastic Stack (ELK), Graylog and Logstash to ensure reliable production operations.
Container Platforms
Containerisation of applications using Docker, containerd, Helm charts, Kubernetes manifests and Dockerfiles, with a focus on reliable and repeatable deployments.
Networking and Traffic Management
Management of network traffic using Nginx, HAProxy and MetalLB in cloud and on-premises Kubernetes environments.
Databases and Messaging
Design and maintenance of highly available database environments including PostgreSQL with Patroni and pgBackRest, MySQL/Percona XtraDB, MongoDB, Redis and RabbitMQ.
Cloud and Storage Systems
Experience with Microsoft Azure/AKS, AWS RDS/S3, Google Cloud/GKE/Cloud SQL, NFS, NetApp ONTAP/Trident and MinIO for cloud and storage infrastructure management.
Python Development
Development of backend software in Python using asynchronous web frameworks, as well as automation scripting and preparation of YAML manifests and Bash scripts.
Container Security
Improvement of container security through image and workload hardening, RBAC and securityContext reviews, secrets management and vulnerability analysis.
Experience
Professional experience0 - 5 years
Freelancer since2024
Languages
EnglishFluent
Project history
Maintaining and enhancing an internal ML platform based on Kubernetes and Kubeflow supporting approximately 200 users. Planning and executing platform upgrades, troubleshooting Kubernetes clusters, Kubeflow Pipelines, Argo Workflows and JupyterHub. Developing automation using Ansible and TeamCity, setting up Prometheus and Grafana monitoring, and configuring Docker/containerd, MetalLB and storage solutions based on NFS and NetApp ONTAP/Trident.
Independently managing client infrastructure across cloud and on-premises environments, administering Kubernetes clusters with Helm-based release workflows, designing highly available database environments (PostgreSQL, MySQL/Percona XtraDB, MongoDB), automating infrastructure using Ansible and Terraform, and managing traffic with HAProxy and Nginx while maintaining monitoring and logging with Prometheus, Grafana and Elastic Stack.
Developing backend software in Python using the aiohttp asynchronous web framework. Contributing to building a Kubernetes cluster, preparing YAML manifests and Bash scripts, and automating operational processes using Ansible.