Wikimedia Foundation

Senior Database Administrator

Remote

Not SpecifiedCompensation
Senior (5 to 8 years)Experience Level
Full TimeJob Type
UnknownVisa
Non-Profit, Internet, Open Source SoftwareIndustries

Requirements

Candidates should possess an Advanced level of experience with MariaDB or MySQL database administration as the primary production database, including replication topologies at scale, knowledge of Linux and IO/data storage concepts, internals and troubleshooting, proficiency in SQL, experience with debugging query performance and schema design, experience with MySQL high availability and replication management tooling, experience with remotely managing bare-metal servers, 5+ years experience in a hands-on DBA role as part of a team, and experience with high traffic and highly available website architectures and operations. Strong English language skills and the ability to work independently in a fast-paced environment as part of a globally distributed team, utilizing ticket tracking systems and asynchronous communication tools are also required. A B.Sc. or M.Sc. in Computer Science or equivalent work experience is necessary.

Responsibilities

The Senior DBA will be responsible for implementation, maintenance, and troubleshooting of relational database systems in production and staging environments, handling database version upgrades, testing, and working with upstream on bug identification and resolution, configuring replication, designing schema optimizations, and running schema changes, monitoring, debugging, and improving query performance, improving observability (alerting, metrics, monitoring) of database infrastructure, multi-datacenter replication topology design, capacity, and infrastructure planning, taking part in incident response, diagnosis, and follow-up on system outages or alerts, and sharing the organization’s values and work in accordance with them.

Skills

MariaDB
MySQL
Linux
SQL
High Availability
Replication
Server Management
Troubleshooting
Performance Tuning
Backups
Benchmarking
Testing
Open-source Software

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.

Key Metrics

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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