Centroxy partnered with Travel eSIM as its technology partner to deliver a complete, production-ready eSIM platform within 15 days. The solution enables travellers to instantly purchase and activate mobile data across 100+ countries, eliminating roaming charges and the need for physical SIM cards. The platform supports secure payments, instant eSIM delivery, and seamless compatibility across iOS and Android devices, while providing a scalable foundation for future business partnerships.
Client Profile
Business Challenge
International travelers often face high roaming costs, inconsistent connectivity, and operational challenges associated with physical SIM cards. Travel eSIM required a fully digital platform that could simplify mobile data access across multiple countries while delivering a reliable and intuitive user experience.
From a technical perspective, the challenge involved:
- Building a secure and scalable eSIM commerce platform
- Ensuring seamless compatibility across iOS and Android devices
- Automating eSIM provisioning and delivery
- Delivering a stable, production-ready solution within a 15-day timeline
The platform also needed to support both individual travellers and future B2B partnership models.
Objectives & Requirements
| Business Objectives | Key Requirements |
|---|---|
| ✓ Enable instant eSIM purchase and activation for travellers | ✓ Secure payment processing |
| ✓ Eliminate dependency on physical SIM cards | ✓ Automated eSIM delivery via email |
| ✓ Support global coverage across 100+ countries | ✓ Simple and intuitive user experience |
| ✓ Establish readiness for enterprise and bulk eSIM offerings | ✓ Cross-platform and cross-device compatibility |
| ✓ Scalable and reliable system architecture |
Solution Overview
As Travel eSIM’s technology partner, Centroxy delivered the platform through a full product development engagement encompassing solution design, development, and deployment.
Technologies Used
Drupal CMS
Content management system powering the platform.
MySQL
Reliable database for scalable storage.
Hostinger
Cloud hosting and infrastructure.
Payment Gateway
Secure payment processing.
Implementation Approach
Delivery Model: Agile, execution-focused delivery
Requirement Clarification & Planning
Understanding project requirements and defining the implementation strategy.
UX & System Design
Designing system architecture and user experience aligned with traveller journeys.
Development & Integrations
Building platform features and integrating required services and APIs.
Functional & Compatibility Testing
Ensuring reliability, security, and seamless compatibility across devices.
Production Deployment
Launching the platform successfully within the planned 15-day timeline.
Close collaboration between Centroxy and Travel eSIM stakeholders ensured alignment and timely delivery.
Results & Business Impact
Why Centroxy
Build and scale your digital platforms with a reliable technology partner.
The Challenge
The Challenge The payload undergoes validation procedures to ensure its integrity and compliance with predefined standards. Subsequently, it triggers the invocation of a third-party web service, facilitating seamless integration and data exchange within the established ecosystem.
Enter Tata Power Smart Meter: An innovative solution designed to address these challenges head-on. By harnessing real-time monitoring and two-way communication capabilities, Tata Power Smart Meter enables precise measurement of electricity consumption. This not only ensures accurate billing but also facilitates remote reading and efficient energy management. With the ability to detect faults quickly and enable proactive maintenance, the smart meter enhances the reliability of the electricity distribution system.
However, implementing such advanced technology comes with its own set of challenges. Ensuring the integrity and compliance of the data transmitted by the smart meter is crucial for its seamless integration into the existing utility ecosystem. This necessitates stringent validation procedures and robust data exchange mechanisms.
This is where Centroxy steps in: With its expertise in system integration and data management, Centroxy proposes a solution to streamline the handling of incoming data. The challenge lies in developing a centralized Dispatcher system capable of efficiently managing the influx of data from Tata Power Smart Meters. This system must not only optimize performance but also ensure comprehensive monitoring and analysis of the data flow.
What did
Centroxy do
We will implement a centralized Dispatcher system designed to handle incoming payloads efficiently. This system will incorporate multithreading capabilities to enhance performance. Upon receiving a payload, the Dispatcher will meticulously log each step of the request and subsequent processes for comprehensive monitoring and analysis. The Dispatcher will serve as a pivotal component in our architecture, ensuring seamless coordination and management of payload processing. By logging detailed information at each stage, including the initial request and subsequent steps, our system will enable thorough monitoring and retrospective analysis for continuous optimization and quality assurance.
The Results
- 30+ integrations delivered
- Over 9,000 hrs delivered back to the business
- Fully automate configuring, detecting, and managing master data and smart metering.
- >97% success rate of payload processing
- Established a comprehensive ecosystem for seamless integration and automation of business operations.


