In continuation of my previous post, I will cover non-functional requirements (NFR) using a real-time example in this article.
Imagine a mobile app that empowers you to manage your chronic health condition.
1. Usability: Effortless Navigation
- Large, clear buttons and instructions guide you with ease.
- Voice commands let you track vitals, log symptoms, and access tips hands-free.
- Customize units and data views to match your preferences.
2. ?Performance: Seamless Performance
- Track vitals, log symptoms, and get personalized tips - all at lightning speed.
- Essential features work offline for peace of mind, even with limited connectivity.
- Efficient battery usage keeps you unplugged longer.
3. Availability: Always Available
- 99.9% uptime ensures the app is always there when you need it.
- Cloud storage safeguards your data even if you lose your phone.
- Offline data syncing updates your records whenever you get back online.
4. Security: Secure & Private
- Strong encryption protects your sensitive health information.
- Multi-factor authentication keeps your data safe and secure.
- Regular security audits and vulnerability assessments ensure top-notch protection.
5. Maintainability: Easy Maintenance
- Modular design makes updates and bug fixes a breeze.
- Over-the-air updates deliver new features seamlessly, no reinstallation needed.
- Comprehensive documentation empowers developers and support personnel.
6. Portability / Compatibility: Reach Everywhere
- Available on both Android and iOS, reaching a wider audience.
- Seamless data migration lets you switch devices with ease.
- Web app version keeps you connected from any computer.
7. Interoperability: Connect & Collaborate
- Integrate with wearables and medical sensors for automatic data tracking.
- Connect with hospital systems for secure data exchange.
- Open APIs empower developers to create compatible tools and services.
8. Recoverability: Recovery & Resilience
- Automatic data backups protect your information in case of technical issues.
- Disaster recovery plan keeps the system up and running even in emergencies.
- Offline access to essential data like your medication schedule and emergency contacts.
9. Compliance: Compliant & Reliable
- Adheres to HIPAA regulations for data privacy and security in healthcare.
- Localizes based on regional healthcare regulations and languages.
- Accessibility features comply with WCAG standards for diverse users.
10. Legal and Regulatory Compliance: Legal & Responsible
- Complies with local app store guidelines and licensing requirements.
- Responsible data collection and usage practices with user consent and clear policies.
- Secure data storage and disposal procedures to comply with data protection laws.
11. Environmental Sustainability: Sustainable Choice
- Energy-efficient design minimizes battery consumption and data usage.
- Cloud providers powered by renewable energy sources.
- Educational features within the app promote eco-friendly lifestyle choices.
12. Accessibility: Accessible for All
- Voice control and text-to-speech options empower visually impaired users.
- Adjustable font sizes and color contrast cater to diverse visual needs.
- Keyboard navigation and compatibility with assistive technologies make the app inclusive.
13. Localization: Local & Culturally Aware
- Translated interface and health information in multiple languages.
- Culturally appropriate design elements and disease management advice.
- Support for local units and terminology for medications and measurements.
14. Scalability: Grows with You
- Cloud-based infrastructure scales to accommodate a large user base and data volume.
- Modular architecture makes adding new features and integrations seamless.
- Automatic resource scaling adapts to peak usage periods.
15. Customization: Personalized Journey
- Set personalized health goals and treatment plans based on your needs and preferences.
- Choose how you track data and view your health information.
- Integrate with external fitness trackers and wellness apps.
16. Testability: Tested & Trustworthy
- Automated tests ensure core functionality, security, and accessibility features work flawlessly.
- Clear test cases cover diverse user scenarios and health conditions.
- Dedicated testing environments identify bugs and validate new features.
17. Privacy: Your Data, Your Control
- We collect minimal data, focusing solely on what's needed for health management and personalized support.
- Transparent data usage policies and user control over data sharing empower you.
- Pseudonymization and secure data anonymization procedures protect your privacy.
18. Ethical Considerations: Ethical & Empowered
- We use algorithms fairly when recommending health interventions and personalized plans.
- We avoid bias based on socioeconomic background or pre-existing health conditions.
- We empower you with education and control over your data and health decisions.
This comprehensive example showcases how these non-functional requirements can come together to create a user-friendly, secure, and sustainable mobile app for managing chronic health conditions. By prioritizing and implementing these NFRs in your specific context, you can build a system that empowers both users and healthcare professionals, leading to a healthier and more fulfilling future for everyone.
