Data Base Administrator

Antal is a leading recruitment and HR advisory company, present in Poland since 1996 and later expanded to the Czech Republic and Hungary. Across the CEE region, they employ around 150 professionals who deliver a full range of services including specialist and executive recruitment, employee outsourcing, HR consulting, employer branding, and market research. Their division-based structure combines deep industry expertise with functional specialisation, enabling tailored solutions for companies in every sector.

• 10+ years of hands-on experience in PostgreSQL database administration.
• Expert knowledge of PostgreSQL logical and physical replication.
• Strong experience with WAL archiving, Streaming Replication, and Logical Decoding.
• Proven expertise in database performance tuning, indexing strategies, and query optimization.
• Experience automating database operations using Ansible, Jenkins, Bash, and/or Python.
• Strong understanding of database security, auditing, and access management.
• Hands-on experience with Google Cloud Platform (Cloud SQL, IAM, VPC, GKE).
• Excellent troubleshooting, analytical, and problem-solving skills.
• Strong communication skills and ability to work effectively in cross-functional teams.
• Professional proficiency in English.

Nice to have:

• PostgreSQL certification.
• Experience with Kubernetes and Docker.
• Experience building and supporting CI/CD pipelines.
• Familiarity with monitoring and observability tools such as Prometheus, Grafana, and ELK Stack.
• Knowledge of additional database technologies, including MySQL, Oracle, or NoSQL databases.
• Experience with other cloud platforms such as AWS and Microsoft Azure.

• Design, implement, and manage PostgreSQL replication (logical and physical) to support High Availability (HA) and Disaster Recovery (DR) requirements.
• Administer, monitor, and optimize PostgreSQL databases to ensure high performance and reliability.
• Perform database performance tuning, indexing optimization, and query optimization.
• Automate database deployment, configuration, and operational tasks using Ansible, Jenkins, and scripting languages such as Bash and Python.
• Develop, implement, and maintain backup, recovery, and failover strategies.
• Configure and manage EDB Failover Manager (EFM) and other HA solutions.
• Monitor database health, security, and performance, proactively identifying and resolving issues.
• Troubleshoot replication, performance, and operational problems in complex database environments.
• Collaborate with development, infrastructure, and cloud engineering teams to ensure database scalability and operational excellence.
• Implement database security, auditing, and access control best practices.
• Work with Google Cloud Platform services, including Cloud SQL for PostgreSQL, GKE, IAM, VPC networking, and monitoring solutions.

Only candidates able to work hybrid from Kraków (2x week from office) are eligible.