Mobile App and Web Developer – Quiz Platform (Freelance Contract)

Twine; Canada; Remote; CAD 60,000 - 80,000; Part time

Job summary

A leading freelance marketplace is seeking a Mobile App and Web Developer for a quiz platform project. The role involves developing a user-friendly app for young learners along with a synchronized web platform. The ideal candidate has strong experience in mobile and web development, proficiency in frameworks like React Native or Flutter, and excellent UI/UX design skills. Join us to create an engaging learning tool.

Qualifications

• Experience in developing both mobile apps and responsive web platforms.
• Proficiency in frameworks such as React Native or Flutter for cross-platform development.
• Backend expertise in building and managing scalable databases.

Responsibilities

• Develop a fully functional mobile application for iOS and Android.
• Build a matching web platform with synchronized functionality.
• Create a subject database with at least four subjects.

Skills

Mobile app development

Web development

React Native

Flutter

Database management

UI/UX design

Tools

Firebase

PostgreSQL

MySQL

Job description

Overview

Mobile App and Web Developer – Quiz Platform (Freelance Contract) role at Twine. Develop a cross-platform quiz application for young learners with a mobile app and matching website. The solution will host at least four subjects, each containing up to 1,000 questions, with functionality to track scores based on correct answers. The user experience should be intuitive with a clean, simple interface modeled on the flow of platforms like Plabable.

Responsibilities

• Develop a fully functional mobile application for iOS and Android.
• Build a matching web platform with synchronized functionality.
• Create a subject database with at least four subjects and capacity for up to 1,000 questions each.
• Implement score tracking and result feedback for users.
• Ensure seamless user account synchronization between web and mobile versions.
• Design a simple, child-friendly interface referencing the usability of Plabable.
• Set up hosting infrastructure and deploy the solution.
• Provide documentation for system use and maintenance.

Requirements

• Experience in developing both mobile apps and responsive web platforms.
• Proficiency in frameworks such as React Native, Flutter, or equivalent for cross-platform development.
• Backend expertise in building and managing scalable databases (e.g., Firebase, PostgreSQL, or MySQL).
• Familiarity with authentication, user profiles, and progress tracking systems.
• Strong UI/UX design skills with an ability to create accessible interfaces for children.
• Knowledge of deployment for both mobile app stores and web hosting environments.
• Ability to work independently, communicate progress clearly, and deliver within agreed timelines.
• Prior experience with educational platforms, e-learning tools, or quiz-based systems is highly desirable.

About Twine

Twine is a leading freelance marketplace connecting top freelancers, consultants, and contractors with companies needing creative and tech expertise. Trusted by Fortune 500 companies and innovative startups alike, Twine enables companies to scale their teams globally.

Our Mission

Twine's mission is to empower creators and businesses to thrive in an AI-driven, freelance-first world.