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Field service: mobile app and dispatch portal for B2B maintenance

Cross-platform technician app with offline buffer and web portal for dispatch—jobs, photos, time and materials synchronised without media breaks.

Field service: mobile app and dispatch portal for B2B maintenance

Mobile and web development

The Challenge

Opaque field status and phone chains

Technicians documented via messenger, SMS or paper. The control centre could not see reliable job progress; escalations surfaced too late.

Our Solution

Mobile UI and web back office

Single source for job, media and status

The app guides tickets with required fields, photos and time capture; data is stored locally in dead zones and synced safely later. Dispatchers manage priorities and skills in the web portal.

API-driven integration

ERP connectivity uses versioned REST and webhooks; monitoring surfaces integration issues before customers notice.

Results

Faster response, fewer callbacks

The control centre sees near-real-time status instead of guesses; rework from missing photos or dimensions decreased. Engineering by Groenewold IT Solutions in Germany.

Features

Feature overview

  • Flutter app for iOS and Android with offline support
  • Dispatcher web with capacity and priority rules
  • Media and signatures tied to the job
  • ERP sync via REST and secure authentication

Project Details

Industry

Nationwide technical maintenance provider (HQ northern Germany) – Industry Groenewold IT SolutionsNationwide technical maintenance provider (HQ northern Germany)

Completed

Phased rollout by region

Technologies

FlutterFirebaseNode.jsPostgreSQLRESTOpenAPI

More References

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Field service: mobile app and dispatch portal for B2B…