56K–87K USD / year
Senior Software Engineer, Core Experiences (Contract)
FullstackRemote — worldwide
Published on 2026-09-25
These details were extracted automatically from the original listing. They may not be complete or fully up to date — it's worth checking the original job post.
About this role
The Wikimedia Foundation is seeking a Senior Software Engineer for a 3-month contract to work on web-first product experiences, APIs, and platform integrations. The role involves building features that enhance user engagement and retention across web and mobile platforms.
About the company
The Wikimedia Foundation operates Wikipedia and related free knowledge projects. It supports volunteers and partners who create and share open educational content worldwide.
The team
App Growth team within Core Experiences engineering
Stack
JavaScriptTypeScriptVue.jsPHP
What you'll do
- Delivery of medium complexity initiatives from technical discovery through delivery
- Create accessible, scalable and reusable web experiences
- Develop RESTful APIs for mobile and web client usage
- Ensure quality and observability in software development
- Collaborate with cross-functional teams to find solutions
- Identify high-impact technical opportunities and manage priorities
What we're looking for
- Bachelor's degree and 5-10+ years of experience
- Strong experience with JavaScript frameworks
- Experience in building responsive web experiences
- Background in designing and integrating server-side APIs
- Ability to work in a self-driven, lean environment
Nice to have
- Experience with mobile app integrations
- Experience in launching native or cross-platform mobile apps
- Experience in building interactive mobile games
- Knowledge in data science or AI
- Familiarity with content management systems