Responsibilites:
- Maintenance and development of Linux (mainly) and Windows server environments - configuration, monitoring, updates, troubleshooting.
- Administration of database environments (e.g. PostgreSQL, MSSQL, Apache Doris, MySQL/MariaDB) - installation, configuration, performance optimization.
- Design and maintenance of data warehouses (Data Warehouse) - loading, transformation, and integration processes of data from various sources.
- Maintenance and development of real-time data processing systems (Apache Flink, Kafka, CDC, Zookeeper).
- Participation in IoT projects - creating and developing data collection systems from devices (MQTT, Modbus).
- Collaboration with BI and development teams in designing data structures, SQL queries, and reports.
- Creation and updating of technical documentation (pre- and post-implementation).
Requirements:
- Very good knowledge of Linux systems (RHEL/Debian and derivatives) - installation, configuration, hardening, administration, security.
- Basic, practical knowledge of Windows Server administration.
- Experience with virtualization (e.g. Proxmox, VMware vSphere, Hyper-V).
- Very good knowledge of SQL.
- Practical knowledge of databases: PostgreSQL, MSSQL, Apache Doris, MySQL/MariaDB.
- Understanding of basic networking concepts (TCP/IP, routing, VLAN, firewall).
- Experience in automation and scripting (Bash, Python, PowerShell).
- Communicative knowledge of the English language (reading technical documentation, communication with external services).
- Good organizational skills and ability to solve problems independently or as part of a team.
- Category B driving license.
We offer:
- Attractive salary (b2b contract)
- Exposure to new technologies
- Work fully in the office in Łódź
- Implementation and maintenance of multiple projects
- Getting to know various IT environments and infrastructures
- Access to internal and external training
- Integration meetings and work in a casual atmosphere (you can check on social media what we mean)
- Perspective of promotion to Team Leader position - for individuals showing commitment, initiative, and leadership skills
- Subsidies for training and courses
- Integration meetings
- Company phone for private use
- No dress code
- Coffee / tea
Good to have skills:
- Knowledge of automation and monitoring tools: Ansible, Grafana, Zabbix, Docker, Kubernetes, GitLab.
- Understanding of data modeling principles in analytical environments (DWH).
- Familiarity with Apache Flink, Kafka, CDC, Zookeeper
