Software Engineer, Wikidata Platform
New
W
Wikimedia FoundationNon-profit, Technology
US States: Arizona, California, Colorado, Connecticut, District of Columbia*, Florida, Georgia, Idaho, Illinois, Indiana, Iowa, Maryland, Massachusetts, Michigan, Minnesota, Missouri, New Jersey, New Mexico, New York, North Carolina, Ohio, Oklahoma, Oregon, Pennsylvania, Puerto Rico*, Rhode Island, Tennessee, Texas, Utah, Vermont, Virginia, Washington, West Virginia, Wisconsin and Wyoming. Countries: Brazil, Canada, Colombia, France, Germany, Ghana, India, Indonesia, Italy, Kenya*, Mexico, Morocco, Netherlands, Poland, Singapore*, South Africa, Spain, Switzerland and the United Kingdom., UTC+1 to UTC-5, with 14:00 UTC to 17:00 UTC as required team overlapping hours.Full-TimeMiddle
Salary95,164 - 148,729 USD per year
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Job Details
- Experience
- 2+ years
- Required Skills
- SQLJavaC++CI/CDDistributed Systems
Requirements
- 2+ years of experience as a backend or platform engineer working on distributed systems or data platforms
- Solid understanding of database and/or knowledge graph representation technologies
- Proficiency in Java, C++, or other systems languages
- Experience building and operating production-grade services with SLOs
- Familiarity with modern observability tools (metrics, logging, tracing)
- Familiarity with data processing technologies such as graph databases, search indexes, or data processing pipelines
- Ability to work collaboratively across disciplines and communicate clearly across technical and non-technical audiences
- A commitment to learning, resilience, and contributing to a mission-driven engineering culture
- Experience working with knowledge graphs or RDF/SPARQL (nice to have)
- Familiarity with streaming data systems such as Kafka or Flink (nice to have)
- Comfort with CI/CD pipelines and containerization tools like Docker or Kubernetes (nice to have)
Responsibilities
- Help 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
- Integrate Wikidata Platform services with other systems and data sources across Wikimedia
- Develop features and capabilities to ensure stability and scalability under growing usage
- Monitor production systems, respond to operational incidents and resolve bottlenecks
- Support platform migrations and system upgrades (e.g., triple stores, streaming ingestion)
- Contribute to deployment automation, CI/CD workflows, and service instrumentation
- Participate in code reviews and design discussions
- Document systems and share knowledge with team members and Wikimedia’s broader technical community
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