Key Responsibilities

-          Architect and manage MariaDB database clusters to support scalable, secure, and high-throughput applications.

-          Optimize query performance, schema design, and indexing for real-time workloads.

-          Oversee backup, failover, high availability (HA), and disaster recovery strategies.

-          Work closely with Node.js developers to integrate robust data-layer logic.

-          Ensure data security and compliance with regulations across jurisdictions.

-          Lead database strategy, mentoring junior engineers and advising leadership on technical decisions.

-          Proactively identify and solve data bottlenecks across the application stack.

Mandatory Requirements:

-          10+ years of professional experience in database engineering, operations, or architecture.

-          Expert-level proficiency in MariaDB/MySQL, including:

-          Query optimization

-          High availability setups

-          Index and schema design

-          Proficiency in Node.js, especially backend APIs interacting with relational databases.

-          Proven experience in transaction-intensive real-time systems.

-          Deep understanding of data integrity, ACID compliance, and replication strategies.

-          Experience operating in Linux-based server environments.

Nice-to-Have Skills

-          Familiarity with PostgreSQL (ideal for teams considering cross-DB support or hybrid environments).

-          Experience with cloud database platforms (e.g., Amazon RDS, GCP Cloud SQL).

-          Exposure to NoSQL or caching layers such as Redis or MongoDB.

-          Background in Percona XtraDB or interest in HA solutions like Galera Cluster.