Freelance Mobile App Developer (iOS / Android)

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Freelance Mobile App Developer (iOS / Android) based in Canada. We are seeking a skilled mobile developer to create high-quality applications for real-world digital products across iOS and Android platforms. This freelance opportunity offers the chance to work on diverse projects, building intuitive, reliable, and performant mobile experiences. You will contribute across the full mobile development lifecycle, from architecture and UI implementation to testing, optimization, and release. The role is ideal for an independent developer who enjoys solving technical challenges and delivering polished user experiences. You will work with modern mobile technologies, platform APIs, and backend integrations while maintaining strong engineering standards. This remote position provides flexibility, autonomy, and the opportunity to apply your expertise to impactful technology initiatives. \n Accountabilities: As a Mobile App Developer, you will be responsible for designing, developing, and improving native and cross-platform mobile applications. You will collaborate with project teams to deliver stable, scalable, and user-friendly solutions while ensuring strong performance and adherence to platform standards. Build mobile applications using technologies such as React Native, Flutter, Swift/SwiftUI, or Kotlin/Jetpack Compose. Develop responsive and accessible mobile interfaces aligned with iOS Human Interface Guidelines and Material Design principles. Integrate mobile device capabilities including camera, notifications, location services, storage, and biometric features. Connect applications with backend services through APIs, managing offline functionality, data synchronization, and local storage. Implement application features such as subscriptions, advertisements, and in-app purchases when required. Debug, optimize, and refactor code to improve application stability, performance, battery efficiency, and maintainability. Resolve platform-specific issues and prepare applications for distribution through App Store and Google Play release processes. Work independently to deliver complete mobile features while maintaining high-quality engineering practices. Contribute to building reliable mobile experiences across categories such as utilities, wellness, productivity, gaming, delivery, and content applications. Requirements: The ideal candidate is an experienced mobile developer with a strong understanding of mobile platforms, user experience principles, and production application development. You should be comfortable working independently, managing technical challenges, and delivering high-quality applications from concept through deployment. 3+ years of professional experience in mobile application development. Bachelor’s or Master’s degree in Computer Science, Engineering, Information Technology, or a related technical field is a plus. Hands-on experience with at least one major mobile framework: React Native, Flutter, Swift/SwiftUI, or Kotlin/Jetpack Compose. Strong knowledge of mobile UI patterns, navigation systems, state management, and platform-specific development guidelines. Experience integrating REST APIs, asynchronous data flows, and mobile data storage solutions. Familiarity with native device APIs such as notifications, camera, location, storage, and biometrics. Experience with mobile build tools, code signing, and application submission workflows. Understanding of backend services such as Firebase, Supabase, or similar platforms is an advantage. Experience implementing monetization features including subscriptions, ads, or in-app purchases is a plus. Strong attention to detail with a focus on performance, stability, and polished user experiences. Ability to work independently, prioritize tasks, and deliver complete solutions remotely. Portfolio of published mobile applications with App Store or Google Play links required. English proficiency at an upper-intermediate level (B2) or above. Benefits: Fully remote freelance opportunity with flexible scheduling. Work from anywhere with a laptop and reliable internet connection. Opportunity to contribute to real-world technology projects with global impact. Flexible workload estimated at approximately 10–20 hours per week during active project phases. Competitive compensation of up to $60/hour equivalent, depending on expertise, contribution level, and project requirements. Opportunity to participate in performance-based bonus programs rewarding quality and consistent delivery. Gain experience working on diverse mobile applications across multiple industries and use cases. \n How Jobgether works: We use an AI-powered matching process to ensure your application is reviewed quickly, objectively, and fairly against the role's core requirements. Our system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company. The final decision and next steps (interviews, assessments) are managed by their internal team. We appreciate your interest and wish you the best! Why Apply Through Jobgether? Data Privacy Notice: By submitting your application, you acknowledge that Jobgether will process your personal data to evaluate your candidacy and share relevant information with the hiring employer. This processing is based on legitimate interest and pre-contractual measures under applicable data protection laws (including GDPR). You may exercise your rights (access, rectification, erasure, objection) at any time. #LI-CL1

You will be responsible for designing, developing, and maintaining native and cross-platform mobile applications across the full development lifecycle. This includes integrating backend services, optimizing performance, and ensuring high-quality user experiences for various digital products.

Candidates must have at least 3 years of professional mobile development experience and proficiency in frameworks like React Native, Flutter, Swift, or Kotlin. A portfolio of published mobile applications is required, along with strong skills in API integration and mobile UI principles.

• Fully remote • Flexible scheduling • Performance-based bonus programs

• REST APIsPreferred
• SwiftPreferred
• UI designPreferred
• KotlinPreferred

Identified from the job description. Confirm important requirements above.

• React Native
• Flutter
• Swift
• SwiftUI
• Kotlin
• Jetpack Compose
• Mobile development
• REST APIs
• UI design
• Firebase
• Supabase
• App Store submission
• Google Play submission
• Debugging
• Performance optimization
• Supabase (Software)
• General Data Protection Regulation (GDPR)
• Workflow Management
• Data Privacy
• Flutter (Software)
• Mobile UI Design
• Application Programming Interface (API)
• Artificial Intelligence
• Android (Operating System)
• Apple IOS
• Application Development
• App Store (IOS)
• Code Signing
• Management
• Mobile Application Development
• Computer Science
• Information Technology
• Information Privacy
• Data Synchronization
• English Language
• Scalability
• Location-Based Services
• Material Design
• RESTful API
• User Interface (UI)
• Human Interface Guidelines
• Advertisement
• Local Storage
• Build Tools
• Detail Oriented
• Swift (Programming Language)
• Mobile Data

• Software
• Technology
• Engineering
• Mobile Android/iOS Developer
• Application Developer / Engineer
• Software Developers

Minimum education

Bachelor’s degree

Minimum experience

2+ years

Posting language

English

Working hours

20 hours per week