Redesign and Development of an Automotive Mobile App

A global leader in battery technology, the company specializes in providing advanced power solutions for the automotive, motorcycle, and marine industries. Its products are trusted by vehicle manufacturers, service providers, and roadside assistance teams. In addition to its wide range of batteries, the company offers diagnostic tools, technician training, and digital solutions to support installation, maintenance, and service operations.

Centizen partnered with the client’s in-house UX and development teams to reimagine and modernize their legacy Xamarin-based mobile application. The engagement followed an agile delivery model with two-week sprints and clear deliverables mapped over a phased timeline.

Discovery & UX Modernization

• Reviewed the client’s UX package, including brand guidelines and wireframes.
• Conducted technical assessment of the existing Xamarin codebase.
• Finalized redesign plans focused on a technician-first UI, optimized for industrial use.
• Delivered initial mockups for approval and alignment with field technician workflows.

UI Development & Core Feature Foundations

• Developed the redesigned interface for both Android and iOS platforms.
• Integrated multilingual support for English, Spanish, and French-Canadian.
• Implemented in-app authorization, removing dependency on browser-based logins.
• Enabled push notifications via OneSignal to provide real-time updates.

Advanced Features & Localization

• Built support for VIN decoding of pre-1980 vehicles to expand compatibility.
• Integrated smart vehicle lookup with third-party systems to streamline battery selection.
• Enhanced search functionality with ZIP/postcode localization and smart filters.
• Began testing of features across supported devices with QA and field input.

Pricing, Taxation & Safety Integrations

• Developed dynamic tax logic supporting both U.S. and Canadian taxation systems.
• Integrated in-app safety manuals and compliance documents for technician access.
• Delivered e-signature functionality for secure, on-site approvals and faster documentation.
• Finalized multilingual UI with content-aware formatting.

Final Stabilization & AI Readiness

• Optimized performance and conducted end-to-end regression testing.
• Refined role-based access to allow extended permissions for service teams.
• Modularized app architecture to support future AI-powered enhancements, such as battery health diagnostics and predictive alerts.
• Prepared full documentation for future migration to modern cross-platform frameworks.

Centizen’s upgrades resulted in measurable improvements across technical performance and business outcomes:

• The enhanced app streamlined key workflows for roadside and in-store technicians.
• Improved user experience and mobile performance contributed to greater adoption and wider use across partners.

Measurable Improvements

• Higher Data Accuracy: Technicians could now access up-to-date fitment and installation data, minimizing errors and repeat service calls.
• Operational Scalability: The application is now equipped with a modern architecture, enabling easier integration with future technologies and mobile frameworks.
• Improved Partner Experience: Automobile associations and service providers reported faster resolution times and better alignment with their internal systems.

Through a collaborative partnership with Centizen, the company successfully transformed its mobile app into a modern, efficient, and scalable solution—delivering enhanced technician productivity and business growth within five months.