Wikimedia Foundation

Wikimedia Foundation

Wikimedia Foundation provides the essential infrastructure for free knowledge by hosting Wikipedia, a collaborative online encyclopedia created and maintained by a global community of volunteers, along with various other educational projects aimed at m...

Internet Software & Services
251-1K
Founded 2001
$145M raised

Description

  • Design, build, and maintain backend systems and APIs for Wikidata’s query infrastructure.
  • Improve the reliability, observability, and automation of the Wikidata Query Service and related data pipelines.
  • Integrate Wikidata Platform services with other Wikimedia systems and data sources.
  • Develop features and capabilities that keep the platform stable and scalable as usage grows.
  • Monitor production systems, respond to operational incidents, and resolve performance bottlenecks.
  • Support platform migrations and system upgrades, including triple stores and 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 teammates and the broader Wikimedia technical community.

Requirements

  • 2+ years of experience as a backend or platform engineer working on distributed systems or data platforms.
  • Solid understanding of database technologies and/or knowledge graph representation technologies.
  • Proficiency in Java, C++, or other systems languages.
  • Ability to set up, scale, and investigate systems is more important than expertise in a specific language.
  • Experience building and operating production-grade services with SLOs.
  • Strong appreciation for scalability, performance, reliability, and other non-functional requirements.
  • Familiarity with modern observability tools such as metrics, logging, and tracing.
  • Familiarity with data processing technologies such as graph databases, search indexes, or data processing pipelines.
  • Ability to collaborate across disciplines and communicate clearly with technical and non-technical audiences.
  • Commitment to learning, resilience, and contributing to a mission-driven engineering culture.
  • Experience working with knowledge graphs or RDF/SPARQL is preferred.
  • Familiarity with streaming data systems such as Kafka or Flink is preferred.
  • Comfort with CI/CD pipelines and containerization tools such as Docker or Kubernetes is preferred.
  • Experience in open source or open knowledge communities is preferred.
  • Familiarity with Wikimedia technologies, Wikidata, or MediaWiki is preferred.
  • Ability to overlap working hours with UTC+1 to UTC-5, with team overlap between 14:00 UTC and 17:00 UTC.
  • Current work authorization in the hiring location is required for non-US employees.

Benefits

  • Remote-first work environment with staff and contractors based in 40+ countries.
  • Competitive, equitable salary with location-based pay adjustments.
  • Annual U.S. salary range of US$95,164 to US$148,729 for applicants based within the United States.
  • Compensation determined by skills, experience, and location, with no salary history considered.
  • Eligible hiring locations across multiple U.S. states and several countries.
  • Accommodation and recruiting support for applicants who need assistance during the application process.

Interested in this position?

Apply directly on the company website

Apply Now

Similar Roles

Software Engineer, Big Data

ZipRecruiter 1K-5K Internet Software & Services

ZipRecruiter is seeking a senior data engineer to build scalable data-processing pipelines, ML infrastructure, and distributed applications that connect millions of job seekers with employers.

Apache Spark Cassandra Docker Hadoop Kafka Kubernetes MongoDB Python
11 hours, 3 minutes ago

Software Engineer, Ingestion Platform

Reddit 1K-5K Internet Software & Services

Reddit is hiring a remote-friendly Software Engineer for its Data Movement team to build and improve scalable, fault-tolerant systems that power batch and streaming data workloads across the company.

Apache Airflow Apache Spark CI/CD Go Java Kubernetes Python Scala
11 hours, 18 minutes ago

Technical Consultant, Modern Apps

AHEAD 1K-5K IT Services

AHEAD is seeking a Technical Consultant for its Modern Apps practice to build and modernize client web, mobile, API, and cloud-native applications through hands-on software delivery.

Agile C# CI/CD Java JavaScript Python Serverless
11 hours, 33 minutes ago

Sr Dynamics 365 App Developer (remote)

Protective Life 1K-5K Insurance

Protective is seeking an Application Developer to build, enhance, and support Dynamics 365 and Power Platform solutions that address business needs across its insurance operations.

Agile Azure C# CI/CD JavaScript Microservices Microsoft Dynamics 365 .NET Scrum Serverless SQL SQL Server
11 hours, 33 minutes ago

You're on a roll! Sign up now to keep applying.

Sign Up

Already have an account? Log in

Used by 14,729+ remote workers