Open Source Database Administrator (DBA)- MongoDB, PostgreSQL, MySQL

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Experience:

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Job Summary

We are looking for an experienced Open Source Database Administrator (DBA) with strong hands-on experience in administering, managing, monitoring, and optimizing open-source database platforms.

two of the following database technologies: MongoDB, PostgreSQL, and MySQL

Key Responsibilities

• Install, configure, administer, and maintain open-source databases.
• Perform database monitoring, health checks, and capacity planning.
• Troubleshoot database performance issues and optimize SQL queries.
• Manage database backup, restoration, and disaster recovery.
• Configure and maintain replication, clustering, and high-availability solutions.
• Perform database upgrades, patching, migration, and security hardening.
• Monitor database availability, performance, and storage utilization.
• Work closely with application and infrastructure teams.
• Handle production database issues and participate in on-call support.

Mandatory Technical Skills

• Hands-on administration experience in any

  2 of the following 3 databases:

• MongoDB
• PostgreSQL
• MySQL
• Strong knowledge of database backup and recovery.
• Experience with database replication and high availability.
• Expertise in performance tuning, query optimization, and indexing.
• Good understanding of Linux/Unix operating systems.
• Experience in production database support and troubleshooting.

Good-to-Have Skills

• Experience with AWS, Azure, or GCP database services.
• Shell scripting or Python automation.
• Database monitoring and automation tools.
• Knowledge of Docker and Kubernetes.