Key Highlights
- OptiSol partnered with a field services client to migrate their aging Xamarin app to .NET MAUI, unlocking better performance, real-time sync, and multi-platform readiness.
- The revamped app leveraged MAUI Shell for intuitive navigation, MVVM architecture for clean separation of concerns, and modern dependency injection for better code maintainability.
- Offline work orders, background GPS tracking, digital signature capture, and live sync features were rebuilt using MAUI Essentials to ensure robust field operations on both Android and iOS.
- End-to-end testing, including UAT and security testing, ensured the new app met the rugged fieldwork requirements while being secure and performant.
Problem Statement
01
Limited Real-Time Functionality: Inconsistent real-time syncing and lack of reliable offline support hindered field agents from updating or retrieving job data efficiently during on-site operations.
02
Cross-Device Performance Challenges: Variations in device specifications led to inconsistent app behavior, compromising the delivery of a seamless, native-like experience across mobile platforms.
03
Operational Disruptions in the Field: Delays in data synchronization, GPS inaccuracies, and UI inconsistencies disrupted agent workflows, reducing efficiency and increasing the volume of support queries.


Solution Overview
01
OptiSol transformed the Xamarin-based field service app into a unified .NET MAUI platform, enabling seamless real-time data access and updates for field agents, which enhanced operational accuracy and responsiveness.
02
We modernized core modules such as job scheduling, asset tracking, signature capture, and live location monitoring using .NET MAUI Essentials, ensuring consistent cross-device performance and improved field efficiency.
03
We reengineered the application architecture with MVVM and MAUI Shell navigation, streamlining state management and delivering a smoother, more intuitive user experience.
04
Offline sync capabilities with background data refresh and push notifications were implemented, ensuring uninterrupted access and real-time updates, even in low-connectivity environments.
05
We validated field-readiness and security through comprehensive UAT and VAPT testing, ensuring high performance, data integrity, and compliance with enterprise-grade standards.
Business Impact
About The Project
OptiSol partnered with a field service management company to modernize their Xamarin app with .NET MAUI. The project involved revamping key modules such as real-time job syncing, background GPS tracking, and digital signature capture for seamless use by field agents. We adopted modern architectural patterns like MVVM and MAUI Shell to enable a scalable, maintainable solution. Using MAUI Essentials, we built robust cross-platform features that performed reliably across Android and iOS devices. Our QA and DevSecOps teams conducted thorough UAT and security tests, ensuring the app’s readiness for heavy field usage and future expansion.
Technology Stack


FAQs:
What is a field service management app?
A field service management app helps businesses manage on-site operations like job assignments, asset tracking, and technician performance, often with real-time updates and location tracking.
Why did the client upgrade from Xamarin to .NET MAUI?
The client faced limitations with real-time syncing, offline access, and device compatibility in their Xamarin app. .NET MAUI provided a modern, cross-platform solution with better performance and scalability.
How did OptiSol improve field agent productivity?
OptiSol implemented features like offline data sync, background GPS tracking, and real-time job updates—enabling field agents to complete tasks faster and with greater accuracy, even in low-connectivity areas.
What mobile platforms does the new app support?
The upgraded .NET MAUI app supports both Android and iOS platforms with a single codebase, ensuring consistent performance and user experience across devices.
How did OptiSol ensure the app was field-ready?
Through end-to-end testing, including User Acceptance Testing (UAT) and Vulnerability Assessment and Penetration Testing (VAPT), OptiSol ensured the app met industry standards for security, performance, and reliability in real-world conditions.
Testimonials of Our Happy Clients


Ken Kisner
Global Head of Digital R&D


My experience has been incredibly positive. They were incredibly easy to work with, even with changing requirements.
They are incredibly competitive, but are only a fraction of the cost of US companies.
They are definitely the most professional of the foreign companies that we were looking into.

Nyswyn K.
Director of Software Development


Our journey with OptiSol has been nothing short of remarkable. For over 7 years, we have partnered with them on our digital transformation, and the results have been truly transformative.
Over the years, we have come to trust OptiSol Business Solutions as a reliable and strategic partner.


Al Bagiro
CTO, Auto Insurance Company


The AI engine was completed on time and trained to 90% accuracy. Their eagerness to learn new knowledge impressed us.
Their team is large to handle multiple projects at once, and likes to resolve challenges as well as learn new things. They also welcome regular communications, and of course, needless to say, develop everything in sprints.

Dan Talken
Founder, CEO, & CTO, My Equipment Library, LLC


OptiSol Business Solutions has shown youthful skill and dedication to the projects. Moreover, they have been quick to implement their solutions without sacrificing the quality of each platform.
We’re constantly impressed with their speed and quality of the development that they achieve on a consistent basis.

Dr. A.K Pradeep
CEO MachineVantage


Exceptional Collaboration and Expertise - A Top-Notch Partner for AI, ML, and Digital Applications.
I have had the privilege of working with an exceptional team of professionals from India on numerous AI, ML, and digital application projects. Their expertise in these domains is remarkable, and they consistently impressed us with their knowledge, resources, and innovative approach.

Rick Tigges
CFO, Bemodo


They are very responsive and able to shift focus quickly as we have needed it for business reasons.
OptiSol Business Solutions has been great at documenting the timeline of the project. They were very responsive and were able to shift focus quickly, as well. They discuss what they’re working on without any issues. So far, there’s no need to improve their service.
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