Senior Database Administrator - PostgreSQL / MongoDB

Job Summary :

We are seeking a highly skilled and experienced Senior Database Administrator (DBA) with strong expertise in PostgreSQL, MongoDB, and MySQL. The ideal candidate will be responsible for designing, implementing, and managing enterprise-grade database systems, ensuring high availability, performance, security, and scalability across all environments.

Key Responsibilities :

• Design, configure, and administer PostgreSQL (Multi-Master Replication) and MongoDB (High Availability Cluster) environments.
• Manage MySQL databases for optimal performance, scalability, and reliability.
• Plan and execute database upgrades, migrations, and patching activities.
• Implement and maintain robust backup, recovery, and disaster recovery (DR) strategies.
• Monitor and tune database performance, identifying and resolving bottlenecks proactively.
• Develop and enforce database security policies, including access control and data encryption.
• Collaborate with development teams to optimize schema design and SQL query performance.
• Maintain detailed documentation for configurations, processes, and standard operating procedures.
• Perform regular backup restoration tests and ensure data integrity.
• Work effectively in a Linux-based environment and be available for on-call or shift-based support if required.

Qualifications & Experience :

(ref : hirist.tech)