
DECCA Plastics
Professional water-tank inspection & field-service app.

- Client
- DECCA Plastics Ltd
- Platform
- Web · Mobile App
- Sector
- Field Services
What we did Cross-Platform Mobile · Field UI/UX · Offline Sync · Compliance & Reporting
Built with
The stack behind DECCA Plastics
Node.js
React
Tailwind CSS
MongoDB
Android
iOS
Next.js
Results
What the client had at the end of the engagement.
Field contractors report digitally on site, audit trails satisfy compliance, and losing signal no longer stops work.
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Talk to an engineerBefore
Background
Field service professionals and water tank inspectors often operate in remote, internet-deprived locations. Relying on paper forms for site surveys, compliance checklists, and expense tracking caused fragmented data, delayed reports, and compromised audit trails.
After
What we did
We engineered a cross-platform, offline-first mobile application built for field service management. The app digitizes the entire workflow, allowing inspectors to capture high-quality photos, digital signatures, and complex checklists in remote areas without friction.
Inside the product
The parts that took the work, and what each one does.
- Offline-First Operation
- Ensures agents can complete critical surveys, capture data, and photograph sites without relying on cellular service.
- Digital Compliance Records
- Natively captures digital signatures and high-quality photo documentation to create secure, professional, and auditable paper trails instantly.
- Streamlined Consolidated Workflow
- Merges timesheets, expense tracking, site surveys, and vehicle van checks into one intuitive mobile interface.
- Instant Professional Reporting
- Automatically generates and syncs real-time digital reports, elevating the operational credibility and efficiency of the field teams.
How we verified it
The checks that ran before this went in front of users.
- Test framework
- Deep functional testing of the offline data sync engineering to ensure high-resolution media and signature data are never corrupted or lost during spotty connection attempts.
- Load and stress
- Simulated simultaneous burst-syncs from multiple field agents returning to connectivity zones at the end of the workday.
- Security
- Cloud-based compliance and reporting systems audited to ensure that once a digital signature is captured, the corresponding inspection data is locked and rendered immutable.
How it is put together
Layer by layer, and why each choice was made.
- Front end
- A rugged, utilitarian UI designed for field use, built with React and Tailwind CSS, deployed via cross-platform frameworks for both iOS and Android.
- Back end
- A lightweight Node.js backend configured to ingest and process massive payloads (images, signatures, JSON forms) during burst-sync events.
- Data
- Local, offline-first data capture architecture that automatically synchronizes with the primary MongoDB cloud instance the second the device detects stable network connectivity.
- Infrastructure
- Scalable cloud storage solutions configured specifically for the secure, organized retention of high-resolution inspection photographs and compliance PDFs.

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