Note: The job is a remote job and is open to candidates in USA. MindSource is seeking a Senior Database Engineer to design, deploy, and troubleshoot MariaDB and PostgreSQL databases in bare metal and on-premise environments. The role focuses on database architecture, reliability, performance tuning, high availability, disaster recovery, monitoring, and automation.
Responsibilities
- Design, implement, and maintain MariaDB and PostgreSQL databases in bare metal and on-premise environments
- Own end-to-end database architecture, including replication, clustering, failover, and recovery strategies
- Analyze and document potential failure scenarios and build robust mitigation plans
- Perform deep-dive troubleshooting for performance bottlenecks, corruption issues, and replication delays
- Manage schema design, indexing strategy, and query optimization for high-performance workloads
- Collaborate with application and infrastructure teams to ensure database scalability and fault tolerance
- Develop and maintain backup, disaster recovery, and monitoring solutions
- Contribute to database automation (deployment, upgrades, patching) via scripts or configuration tools
Skills
- 7+ years of hands-on experience managing **MariaDB** and **PostgreSQL** in **on-prem/bare metal** environments
- Deep understanding of **database internals**, replication models, WAL/redo logs, and recovery mechanisms
- Strong troubleshooting skills—especially under complex **failure conditions**
- Proven experience implementing **high availability** (HA) and **disaster recovery (DR)** strategies
- Expertise in **performance tuning**, **query optimization**, and **storage engine management**
- Proficiency with **Linux-based systems administration**
- Familiarity with **configuration management or automation tools** (e.g., Ansible, Terraform, or Bash/Python scripting)
Benefits
- Remote work arrangement
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