Smarter Air,
Healthier Space

A smart air-quality monitoring and device management platform designed for healthcare and institutional facilities to create safer, cleaner, and more comfortable environments.

VioletC
OVERVIEW

Building a Scalable IOT Platform for UV Disinfection

A Smart air quality monitoring and device management platform designed for healthcare and institutional facilities to create safer, cleaner, and more comfortable environments.

We engineered the solution from the ground up, combining IoT Connectivity, MQTT messaging, Cloud APIs, Database Infrastructure, and a mobile application into a scalable platform capable of supporting connected devices at scale.

Real-time Monitoring
Monitor device status, air quality and usage in real-time.
Multi-Facility Management
Manage multiple organisations, facilities, rooms and devices.
Instant Alerts
Get notified for maintenance, faults, and critical events.
Actionable Analytics
Track performance, usage and air quality trends over time.
VioletC Smart Purifier Ecosystem
SOLUTION / HOW THE SYSTEM WORKS

The System connects devices to the cloud Using MQTT and delivers a simple mobile experience.

The Architecture was designed around MQTT as the communication layer between connected devices and the cloud.

VioletC Smart Air System Architecture
Connected Cloud IoT Architecture
Built for today, ready for tomorrow
The challenge was to build an architecture that could work reliably for the first devices while being capable of scaling as the product ecosystem grew.
CHALLENGES

VioletC required more than a standalone UV Disinfection Device

The Product needed a reliable way to connect physical devices to the cloud while giving users simple and intuitive control through a mobile application.

The Platform needed to handle:

Secure Communication
Secure communication between devices and cloud services.
Real-Time Device Control
Instant control and response from the mobile application.
Reliable Messaging
Efficient messaging between multiple components (MQTT).
Device Status & Connectivity
Monitor device health, online/offline status and connectivity.
Mobile Application Integration
Seamless and intuitive mobile app experience.
Scalable Data Storage
Reliable and scalable database infrastructure.

TECH SOLUTION

Otomator Designed and Developed a cloud connected IoT architecture around MQTT, Node.js/Express.js and MongoDB.

The System connects the physical VioletC device with its cloud backend and mobile application, creating a complete connected device ecosystem.

MQTT Communication
MQTT ? lightweight and reliable messaging protocol for device communication.
Backend
Node.js + Express.js ? handles device logic, APIs and data processing.
Database
MongoDB ? stores device information, user data and logs.
Mobile Application
iOS / Android ? device control, monitoring and user management.
VioletC Device
Connected UV disinfection hardware integrated with the cloud.

1. CLOUD BACKEND

The Backend was built using Node.js and Express.js.

The Backend acts as the application and device management layer between the mobile application, database and IoT infrastructure. It handles core functionality such as device management, APIs, data handling and integration with the MQTT Communication.

Device Management
Managing connected devices and their associated information.
API Services
Providing APIs consumed by the mobile application and web dashboard.
Data Management
Storing and retrieving device and application data.
IoT Integration
Connecting application-level functionality with the MQTT communication layer.
Scalability
Designing services so that the infrastructure can grow with increasing devices and users.
VioletC IoT Architecture Overview
VioletC Device Management Dashboard

2. WEB BASED DEVICE MANAGEMENT

For Organisation operating multiple VioletC devices, managing each device individually through a mobile application isn't practical.

Otomator developed a web-based device management platform that gives organisations a centralized view of their connected devices. The platform can be used by hospitals, hotels, offices, facilities and other organisations that need to manage multiple devices across their premises.

Key Capabilities

Centralised Device Management
View and manage all VioletC devices from a single interface.
Real-time Status
Monitor device status, connectivity and usage information.
Remote Control
Start, Stop and Schedule disinfection cycles remotely.
Location Based Organisation
Manage devices across multiple locations and facilities.
Device Information & Activity Logs
Access device details, usage history and activity logs.

End-to-End Technology Solutions for Scalable Growth

Otomator Technologies helps businesses turn ideas into reliable, scalable digital products. From web and mobile applications to IoT systems, AI solutions, and cloud infrastructure, we deliver end-to-end development tailored to real business goals.

Whether you're validating an MVP or modernizing existing systems, our approach focuses on practical engineering, clean user experiences, and solutions built to grow with your business.

Web & Mobile Development

Build responsive web applications and high-performing mobile experiences designed for usability, scalability, and long-term growth. From MVPs to enterprise-grade platforms, we focus on clean architecture and intuitive interfaces that help businesses engage users and streamline operations.

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IoT & Automation

Connect devices, automate workflows, and gain real-time visibility across your operations with custom IoT solutions. We design secure, scalable systems that help businesses reduce manual effort, improve efficiency, and make data-driven decisions with greater confidence.

EXPLORE IOT & AUTOMATION

AI, Data & Cloud

Turn data into actionable insights and build for scale with AI, analytics, and modern cloud infrastructure. From integrating intelligent features to migrating and optimizing workloads, we help businesses unlock new capabilities while keeping systems reliable and future-ready.

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Proven Results Across Industries

See how we've helped businesses solve complex challenges by turning ideas into practical, scalable digital solutions. Our case studies highlight real projects across diverse industries and the measurable value delivered through thoughtful design and engineering.

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