l o a d i n g

Mobile App Developer - iOS & Android Fitness App

Nov 14, 2025 - Expert

$20,000.00 Fixed

We're developing a comprehensive fitness tracking mobile application and need an experienced Mobile App Developer to build native apps for both iOS and Android platforms. The app will include workout tracking, nutrition logging, progress analytics, and social features.

Responsibilities:


Develop native mobile applications for iOS and Android

Implement user authentication and profile management

Create intuitive UI/UX following platform-specific design guidelines

Integrate with fitness APIs (Apple Health, Google Fit)

Build workout tracking and timer functionalities

Develop nutrition database and calorie tracking features

Implement push notifications and reminders

Create analytics dashboard for progress tracking

Set up backend integration with RESTful APIs

Ensure app performance optimization and bug fixes

Conduct thorough testing before launch

Assist with App Store and Play Store submission


Required Skills:


Proven experience in Swift (iOS) and Kotlin/Java (Android)

Strong understanding of mobile UI/UX best practices

Experience with API integration and JSON parsing

Knowledge of local database management (SQLite, Core Data, Room)

Proficiency in Git and version control

Experience with push notifications (Firebase Cloud Messaging)

Understanding of mobile security and data encryption

Familiarity with Agile development methodology


Nice to Have:


Experience with React Native or Flutter for cross-platform development

Knowledge of health and fitness app development

Experience integrating payment gateways (in-app purchases)

Familiarity with analytics tools (Firebase Analytics, Mixpanel)

Understanding of GDPR and data privacy regulations

Experience with CI/CD for mobile apps

Previous apps published on App Store and Play Store


Deliverables:


Fully functional iOS app (iPhone and iPad compatible)

Fully functional Android app (phone and tablet compatible)

Clean, documented source code

Admin panel integration

App Store and Play Store listings assistance

User documentation and technical documentation

60 days of post-launch bug fixes and support


Project Milestones:


Month 1: Core functionality and user authentication

Month 2: Workout tracking and nutrition features

Month 3: Analytics, social features, and API integrations

Month 4: Testing, refinement, and optimization

Month 5: Final testing, submission, and launch


What We Offer:


Competitive milestone-based compensation

Collaborative work environment with regular check-ins

Clear requirements and design mockups provided

Flexible working hours (remote friendly)

Potential equity or profit-sharing for the right candidate

Long-term maintenance contract opportunity


How to Apply:

Please provide:


Portfolio with links to apps you've developed (App Store/Play Store links)

Your preferred tech stack for this project

Detailed timeline and milestone breakdown

Cost estimate with payment schedule

Any suggestions or recommendations for the project


Let's build an app that helps people achieve their fitness goals!

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AuthorImg
Gregory Brockett Inactive
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Member since
Oct 28, 2025
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