Senior Software Engineer, Android

Responsibilities

• Deliver medium-complexity initiatives from technical discovery through implementation, breaking work into features, estimating, managing scope, and identifying risks.
• Design and build accessible, adaptable, and scalable Android components for Wikipedia’s mobile product experiences.
• Lead system design for medium-sized projects and optimize Android application performance for smooth and responsive experiences.
• Build software that is testable, observable, and debuggable, including instrumentation for Product Analysts.
• Collaborate with product managers, designers, analysts, and native app engineers to shape pragmatic solutions.
• Prioritize technical opportunities, risks, sequencing, team capacity, and outcomes across the engagement.
• Follow standards for code review, technical design, testing, documentation, accessibility, observability, and decision-making.
• Plan work with awareness of upstream and downstream effects and contribute to knowledge sharing and team effectiveness.

Requirements

• Bachelor’s degree and 5–10+ years of related professional experience, including significant experience building Android applications.
• Strong professional experience and proficiency with Kotlin, XML, Jetpack Compose, and Android architectural patterns.
• Experience optimizing Android performance to provide smooth, responsive, and high-performing applications.
• Experience working autonomously in a self-driven, lean environment.
• Commitment to the Wikimedia Foundation’s mission and values.
• Preferred qualifications include experience with webview-wrapped experiences, cross-platform mobile applications, mobile games, data science, machine learning, AI, prompt engineering, Jupyter notebooks, Wikipedia or wikitext, MediaWiki, Drupal, WordPress, agentic coding, Wikimedia projects, and open source contributions.
• Preferred education includes a bachelor’s, master’s, or doctorate in computer science, management information systems, or a STEM field, or equivalent certification.

Benefits

• Fully remote work arrangement at a global organization.
• At least four hours of each workday must occur between 15:00 UTC and 21:00 UTC.
• Contract position with hiring available only in the listed US states, territories, and countries.
• Non-US employees are hired through a local third-party Employer of Record and must have current work authorization in their location.
• Applicants can contact recruiting for accommodation support during the application process.