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Development of a Scalable Mobile Training Diary Application for Global Athlete Engagement

altoroslabs.com

Sports

Health & Fitness

Information Technology

Challenges in Scaling and Modernizing Legacy Sports Training Systems

The client faced difficulties scaling their legacy web system to support 50+ sports types, integrating wearable device data, and ensuring GDPR compliance. Their outdated XML-based architecture required manual customization, while expanding globally demanded a secure, future-proof mobile solution with minimal engineering resources.

About the Client

A Norway-based provider of digital training tools for professional athletes, including Olympic champions, specializing in goal-oriented workout tracking and coach collaboration.

Strategic Goals for Mobile Application Development

Create a flexible engine for rapid onboarding of new sports types
Enable seamless integration with wearable fitness devices
Establish secure athlete-coach collaboration workflows
Achieve GDPR and Norwegian Personal Data Act compliance
Support global scalability for international market expansion

Core System Capabilities and Feature Priorities

Customizable XML parsing engine for sports-specific data structures
Template-based workout tracking for 50+ sports categories
Real-time dashboard visibility with role-based access controls
Automated synchronization with Garmin/Polar wearable APIs
Group workout planning and athlete performance analytics

Technology Stack and Architectural Choices

MVVM architecture

Cross-platform mobile framework (React Native/Flutter)

RESTful API integration

Cloud-native security protocols

External System Connectivity Requirements

Wearable device APIs (Garmin/Polar)
Existing web system backend APIs
GDPR-compliant data storage solutions

Operational and Compliance Requirements

Horizontal scalability for global users
End-to-end encryption of personal athlete data
Automated workout data synchronization reliability
Compliance with EU/Norwegian data protection regulations

Anticipated Business Outcomes and Market Expansion

The solution will enable rapid market expansion through 50% faster sports type onboarding, 70% reduction in manual data entry via wearable integration, and compliance-certified operations across EU markets. Enhanced group workout functionality is expected to increase sports club partnerships by 300%, while automated analytics will improve athlete performance tracking efficiency by 60%.