Staff Software Engineer jobs in United States
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Wikimedia Foundation · 4 hours ago

Staff Software Engineer

The Wikimedia Foundation is seeking an experienced and mission-driven Staff Software Engineer to join the Tools Platform team and provide senior technical leadership for Toolforge. In this role, you will lead the design and implementation of software systems and workflows that tool developers depend on to build, deploy, operate, and sustain tools at scale.

Computer Software
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Comp. & Benefits
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H1B Sponsorednote

Responsibilities

Providing Staff-level technical leadership for the software and product experience layer of Toolforge
Designing and building the platform software and user-facing workflows used to create, deploy, debug, and maintain tools
Leading the redesign of Toolforge’s tool creation and maintenance UI
Defining and implementing golden paths for common workloads such as Bots, Web tools and Data-processing tools
Partnering closely with SREs to ensure platform software integrates cleanly with production infrastructure and operational practices
Acting as a technical multiplier for the team by mentoring engineers, raising engineering standards, and guiding architectural decisions

Qualification

Senior software engineeringArchitectural skillsDeveloper platformsAPIsBackend servicesUser-facing workflowsMentoring engineersImproving developer experienceOpen-source contributionsDistributed environments

Required

Extensive experience as a senior or Staff-level software engineer working on platforms, developer tools, or infrastructure-adjacent systems
Strong architectural skills across APIs, backend services, and user-facing workflows
Experience designing and building developer platforms: build systems, deployment pipelines, lifecycle tooling, or similar
Ability to work effectively across roles—partnering with SREs, product, developer advocates, and volunteer contributors
Comfort operating in open, distributed, and asynchronous environments

Preferred

Experience contributing to or leading open-source projects
Familiarity with Toolforge, Wikimedia Cloud Services, or large-scale contributor platforms
A strong interest in improving developer experience and lowering barriers to entry for technical contributors

Company

Wikimedia Foundation

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Wikimedia Foundation encourages the development and distribution of free educational content with projects such as Wikipedia.

H1B Sponsorship

Wikimedia Foundation has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (1)
2024 (4)
2023 (5)
2022 (3)
2021 (1)
2020 (5)

Funding

Current Stage
Late Stage
Total Funding
$158.98M
Key Investors
Alfred P. Sloan FoundationCraig Newmark PhilanthropiesGoogle.org
2020-01-01Grant· $2.1M
2019-09-10Grant· $2.5M
2019-01-22Grant· $1.1M

Leadership Team

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Maryana Iskander
Chief Executive Officer
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Denny Vrandečić
Head of Special Projects
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Company data provided by crunchbase