[Remote] Staff Database Administrator at Wikimedia Foundation

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Not SpecifiedCompensation

Senior (5 to 8 years)Experience Level

Full TimeJob Type

UnknownVisa

Internet, Biotechnology, SoftwareIndustries

Requirements

Advanced level of experience with MariaDB or MySQL database administration as the primary production database, including complex replication topologies at scale
Advanced proficiency in SQL and query/schema optimization
Experience with debugging query performance and schema design
Experience with high traffic and highly available website architectures and operations
Experience with MySQL high availability and replication management tooling
Knowledge of Linux and IO/data storage concepts, internals and troubleshooting
6+ years experience in a hands-on DBA role as part of a team
Solid English language skills
Ability to travel 1-2 times a year
Ability to work independently in a fast paced environment, as an effective part of a globally distributed team, including ticket tracking systems and asynchronous communication tools
B.Sc. or M.Sc. in Computer Science, or equivalent work experience

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
Improve observability (alerting, metrics, monitoring) of database infrastructure
Capacity and infrastructure planning, including (on-prem) bare-metal hardware
Contribute to the automation of common database management workflows
Enable the reliable generation and timely restoration of database backups
Maintain relationships with the MariaDB upstream projects/organizations, and working with upstream developers on bug identification and resolution
Participate in a 24/7 on-call rotation shared across the team - taking part in incident response, diagnosis and follow-up on system outages or alerts across Wikimedia’s production infrastructure

Skills

MariaDB

MySQL

SQL

Database Administration

Database Design

Database Optimization

Replication

Monitoring

Alerting

Capacity Planning

Backup

Troubleshooting

Wikimedia Foundation

Operates Wikipedia and free knowledge projects

About Wikimedia Foundation

The Wikimedia Foundation operates Wikipedia and other free knowledge projects, aiming to create a world where everyone can freely access and share knowledge. It provides a platform for users to read, contribute, and share content, while also supporting the volunteer communities that help maintain these projects. The foundation is funded by donations from individuals and institutions, emphasizing its nonprofit status. Unlike many other organizations, it focuses on making knowledge accessible to all without charge, advocating for policies that support free knowledge initiatives. Its goal is to empower individuals to contribute to and benefit from a collective pool of knowledge.

San Francisco, CaliforniaHeadquarters

2003Year Founded

$145.9MTotal Funding

GRANTCompany Stage

Social Impact, EducationIndustries

501-1,000Employees

Benefits

Remote Work Options

Risks

Reliance on Nvidia's AI tech may affect Wikimedia's data processing autonomy.

DSA audit could reveal vulnerabilities requiring significant resources to address.

Decentralized platforms like Mastodon may divert users from Wikipedia.

Differentiation

Wikimedia Foundation operates the world's largest free online encyclopedia, Wikipedia.

It supports a diverse range of projects like Wiktionary and Wikisource.

The Foundation is a non-profit, relying on global donations for funding.

Upsides

Nvidia's NeMo Retriever tech reduced Wikipedia processing time from 30 days to 3 days.

Holistic AI's audit under the DSA enhances Wikimedia's platform safety and accountability.

Collaboration with Open Foundation West Africa combats misinformation during Ghana's elections.

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