Senior Web Engineer — Global, Full-Stack, Remote

Wikimedia Foundation; San Francisco (CA); Hybrid; CAD 80,000 - 124,000; Full time

Job summary

The Wikimedia Foundation is seeking a full-stack Senior Software Web Engineer contractor to join the App Growth team on a 3-month full-time contract. The role focuses on web-first experiences, APIs, and platform integrations for web and mobile surfaces.

This remote team requires at least four hours daily between 15:00 UTC and 21:00 UTC to communicate effectively. Responsibilities include delivering medium complexity initiatives, frontend and backend implementation, quality and observability,

Qualifications

• Bachelor's degree and 5-10+ years producing production web apps and services.
• Strong experience with JavaScript/TypeScript, Vue.js, and PHP.
• Experience building responsive, mobile-first web experiences with attention to performance and accessibility.

Responsibilities

• Deliver medium complexity initiatives from discovery to delivery.
• Implement frontend features for mobile web and app handoffs.
• Develop RESTful APIs and scalable data pipelines for web and mobile clients.
• Ensure code quality, testing, observability, and maintainability.
• Collaborate with product managers, designers, analysts, and native app engineers.
• Identify high-impact opportunities and align team priorities.

Skills

JavaScript/TypeScript

Vue.js

PHP

RESTful APIs

Education

Bachelor's degree in computer science or related field

Job description

The Wikimedia Foundation is seeking a full-stack Senior Software Web Engineer contractor to join the App Growth team on a 3-month full-time contract. The role focuses on web-first experiences, APIs, and platform integrations for web and mobile surfaces.

This remote team requires at least four hours daily between 15:00 UTC and 21:00 UTC to communicate effectively. Responsibilities include delivering medium complexity initiatives, frontend and backend implementation, quality and observability,