Senior Software Engineer, Wikidata Platform

What You’ll Do:

• Design, build, and maintain backend systems and APIs that power Wikidata’s query infrastructure.
• Improve reliability, observability, and automation of the Wikidata Query Service and data pipelines.
• Collaborate with SRE, data engineers, and product teams to ensure stability and scalability under growing usage.

Skills and Experience We’re Looking For:

• 5+ years of experience as a backend or platform engineer working on distributed systems or data platforms.
• Proficiency in Java, C++, or other systems languages.
• Experience building and operating production-grade services with SLOs.

About the Wikimedia Foundation:

• The Wikimedia Foundation is the nonprofit organization that operates Wikipedia and the other Wikimedia free knowledge projects.
• It is a remote-first organization with staff in over 40 countries, committed to a mission-driven culture.
• We advocate for policies that enable free knowledge to thrive.