Powering global travel connectivity with Travel eSIM

Industry:
Executive Summary

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

Client Travel eSIM
Industry Travel & Tourism Technology (eSIM Connectivity Services)
Geographic Presence Global
Business Focus Providing digital-first eSIM-based mobile connectivity solutions for international travellers and organizations with globally mobile employees.

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.

eSIM Purchase & Checkout Workflow Seamless buying experience allowing travellers to instantly purchase and activate eSIM plans.
Secure Payment Gateway Integration Reliable and secure payment processing supporting global transactions.
Automated eSIM Provisioning Instant provisioning and automated email delivery after purchase.
iOS & Android Compatibility Seamless experience across major mobile platforms and devices.
Traveller-Focused UI Responsive and intuitive interface designed for international travellers.
Scalable B2B Foundation Architecture designed to support enterprise partnerships and bulk eSIM offerings.

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

Countries Supported
100+
Platform Delivered
3 Months
eSIM Activation
Instant
Traveller Coverage
Global

Why Centroxy

Trusted Technology Partner Proven experience in delivering digital platforms rapidly and reliably.
Drupal Expertise Strong technical expertise in building robust solutions using Drupal.
Dedicated Specialist Team Access to experienced Drupal specialists ensuring consistent quality.
Scalable Development Capacity Ability to quickly scale teams and handle evolving business needs.
Future-Ready Solutions Focused on scalable, maintainable, and business-aligned architecture.

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

The technology that we use to support Travel:esim

Drupal
MySQL

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More Insights

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Unifying 7 DISCOMs on a Single Platform

Tata Power’s distribution arm manages electricity supply across 7 independently operated DISCOMs (Distribution Companies) spanning multiple Indian states. Each DISCOM operated with its own siloed meter reading and billing mobile application, a separate web portal, and dedicated infrastructure — creating a costly, complex, and difficult-to-maintain technology landscape.

Centroxy Solutions was engaged to design and deliver a Unified Platform — a single, multi-tenant application capable of serving all 7 DISCOMs without disrupting ongoing meter reading and billing operations, while fully honouring each DISCOM’s unique regulatory compliance requirements.

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