Staff Database Administrator

WikimediaWikimedia·Remote
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WFA Digital Insight

With the rapid growth of online knowledge platforms, the demand for skilled database administrators has skyrocketed. Wikimedia's commitment to open knowledge makes this role particularly compelling. As a leader in the space, Wikimedia requires candidates with expertise in large-scale relational databases, particularly MariaDB. Before applying, consider highlighting your experience with database schema design, query performance optimization, and replication topologies.

Job Description

About the Role

The Staff Database Administrator will play a crucial role in supporting the health and performance of Wikimedia's production relational database systems. This includes ensuring the structural integrity of its data.

Responsibilities

  • Ensure the health and performance of Wikimedia’s production relational database systems, and the structural integrity of its data.
  • Deploy, maintain and troubleshoot relational database systems in production, development and staging environments
  • Design, implement, manage and automate (multi-site) replication topologies
  • Consult in the design of database schemas and queries, and implement/oversee database schema changes in production
  • Monitor, debug and optimize database query performance

Requirements

Strong expertise in designing, operating, and optimizing relational (SQL) database infrastructure at large scale, particularly MariaDB and other MySQL derivatives.

How to Stand Out

  • To stand out, highlight your experience with large-scale relational database infrastructure and any contributions to open-source database projects.
  • Familiarize yourself with Wikimedia's technology stack and be prepared to discuss database schema design and query performance optimization.
  • Showcase your ability to work in a collaborative environment and participate in a 24/7 on-call rotation.
  • Prepare to discuss your experience with database replication topologies and backup restoration processes.
  • Consider creating a portfolio that demonstrates your database management skills, including any personal projects or contributions to open-source database initiatives.

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