Expertise in performance tuning and query optimization
Experience with Linux systems and shell scripting
Knowledge of monitoring tools (Prometheus, Grafana, Zabbix, Nagios, etc.)
Skills
MariaDB
MySQL
PostgreSQL
Apache Cassandra
Linux
Shell
Python
Prometheus
Grafana
Zabbix
Nagios
About the company
It’s fun to work in a company where people truly BELIEVE in what they’re doing!
We’re committed to bringing passion and customer focus to the business.
Job Summary
We are seeking an experienced Database Administrator (DBA) to manage, maintain, and optimize MariaDB, PostgreSQL, and Cassandra database platforms. The ideal candidate will ensure high availability, performance, security, and scalability of databases supporting mission-critical applications.
Key Responsibilities
Database Administration:
•
Install, configure, upgrade, and maintain MariaDB, PostgreSQL, and Apache Cassandra databases
•
Perform database capacity planning, performance tuning, and optimization
•
Monitor database health, replication, clustering, and availability
Backup, Recovery & High Availability:
•
Design and manage backup and recovery strategies (logical & physical backups)
•
Implement and manage replication, clustering, and failover solutions
•
Perform disaster recovery planning and regular DR drills
Security & Compliance:
•
Manage database security: users, roles, privileges, encryption, and auditing
•
Apply security patches and upgrades in compliance with company policies
•
Ensure compliance with data protection and regulatory standards
Performance & Troubleshooting:
•
Diagnose and resolve database performance issues and outages
•
Analyze slow queries, locks, and resource bottlenecks
•
Provide root cause analysis (RCA) for incidents
Automation:
•
Automate routine DBA tasks using scripts (Shell, Python, etc.)
•
Support containerized and cloud-based database deployments (if applicable)
Documentation & Support:
•
Maintain database documentation, SOPs, and operational runbooks
•
Provide on-call support for production database environments
•
Assist developers with schema design, indexing, and query optimization
Required Skills & Qualifications:
Technical Skills:
•
Strong hands-on experience with MariaDB / MySQL, PostgreSQL, and Apache Cassandra