Case Study

Field Service Drawing App

Cross-platform mobile drawing tool for pest control field technicians โ€” offline-first architecture with custom 2D canvas and Dynamics 365 CRM sync.

.NET MAUISkiaSharpSQLiteMicrosoft Entra IDDynamics 365Azure Functions
blitzy.com.au/stories/field-service-drawing-app

What you're watching

This animated walkthrough shows a real field service app built for Anticimex pest control โ€” technicians draw floor plans, place equipment icons, and sync everything to Dynamics 365 CRM.

Watch the full workflow from work orders to drawing and cloud sync.

Key outcomes

Custom 2D drawing engine
Offline-first with auto-sync
Standardized pest control assets
Bidirectional D365 CRM integration

The problem

Paper-based floor plans

Technicians relied on paper records or generic note-taking apps โ€” easily lost, hard to share, impossible to sync.

No standardized marking

No consistent way to mark equipment locations โ€” every technician used their own notation system.

No real-time visibility

Managers and back-office staff had no way to see what was installed at each customer site remotely.

No offline capability

Technicians work in basements, warehouses, and remote areas with no internet โ€” existing tools required connectivity.

What we built

Custom drawing canvas

SkiaSharp-powered 2D canvas with pan, pinch-to-zoom, freehand drawing, shapes, and photo background import.

Asset placement system

Standardized pest control equipment icons โ€” rodent bait stations, insect light traps, gel points โ€” placed directly on floor plans.

Offline-first architecture

SQLite local database stores everything. Works fully offline. Automatically syncs to Dynamics 365 when connectivity returns.

CRM integration

Bidirectional sync with Microsoft Dynamics 365 โ€” work orders, floor plans, and assets flow between field and office.

Who this is for

Pest control companies

Field service teams needing standardized equipment documentation with floor plan drawings.

Facility management

Companies managing building inspections, maintenance records, and equipment placement.

Field service operations

Any mobile workforce needing offline-first drawing and annotation tools with CRM sync.

Need a custom field service app?

We build offline-first mobile applications with custom drawing engines, CRM integration, and field-ready UI for tablet devices.

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Primary Email

servicedesk@blitzy.com.au

Primary Phone

+61 450 730 877

Primary Office

Brisbane Office

Australia

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Lugano Office:hello@blitzy.ch

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  • Microsoft Products and Services 20 years expertise
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