Michał – Kubernetes, Ansible, Python

An enterprise Kafka-as-a-Service platform.

• Managed and maintained a Kafka-as-a-Service platform and its underlying infrastructure, ensuring reliable operation of Kafka services.
• Developed and maintained automation for Kafka configuration and platform operations, reducing manual operational effort.
• Led technical planning and execution for new initiatives and platform changes, defining implementation approaches across the team.
• Coordinated and supervised the migration of the platform to the cloud.
• Provided Level 3 production support for complex incidents and service issues, resolving escalated technical problems.
• Performed code reviews and upheld engineering quality standards across the team.

IT consultancy specializing in open-source technology, cloud, DevOps, containerization, data, and AI solutions for enterprises and public institutions.

• Delivered container orchestration platforms for major banks, insurance companies, telecommunications providers, utilities, and government agencies in Poland.
• Implemented infrastructure-as-code solutions using Ansible and Chef to standardize provisioning and configuration management.
• Developed and maintained CI/CD processes using Jenkins and GitLab CI to support consistent software delivery.
• Automated system administration tasks using Python and Groovy, reducing manual operational work.

System Administration for loan and mortgage business flow for one of Poland’s largest banks.

• Administered AIX and Red Hat Linux systems, maintaining the availability and performance of enterprise infrastructure.
• Administered middleware platforms, including WebSphere 8.5, Tomcat, WebSphere MQ, and RabbitMQ.
• Administered Oracle 11g and 12c databases, supporting database operations and maintenance.
• Worked with CI/CD pipelines combining GitLab, Jenkins, and OpenShift to support application delivery.
• Automated deployments and administration tasks using UrbanCode Deploy, Chef, and Ansible.
• Developed shell scripts for automation and routine maintenance tasks.
• Monitored systems using Dynatrace and Zabbix to identify and support resolution of operational issues.
• Led project activities and provided training and mentoring to team members, supporting knowledge sharing and technical development.

A French cloud provider offering public, private, and hybrid cloud services, dedicated servers, and web hosting to customers worldwide.

• Provided technical assistance and diagnosed issues for Dedicated Cloud environments based on VMware.
• Provided technical support and troubleshooting for Public Cloud and VPS environments built on OpenStack.
• Supported network configuration for vRack Private Network, enabling private connectivity between customer environments.
• Supported system administration for Linux and Windows environments.
• Configured web services, including mail, DNS, and web servers.