Data Base Administrator

Antal is hiring for a senior PostgreSQL Engineer role focused on designing, implementing, and maintaining highly available PostgreSQL environments with expertise in replication, performance optimization, and automation. The position involves collaboration with development, infrastructure, and DevOps teams and includes working with Google Cloud Platform services.

• 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, 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 (2 days per week in office) are considered.