endorsedOngoing

Mobile App Upgrade and Legacy Migration for Travel Platform

Services Covered:

Mobile Application Development • Custom Software Development • Data Migration • Legacy Application Modernization

Industry

Hospitality, Travel & Tourism

14 months

Budget

200K - 999K

Start Date

1 September 2021

Team Size

16-20

Engagement Model

Onshore

Project Capability Score (PCS)

71/100

Good

Project Capability Score (PCS) estimates how capable Tanbits is of successfully delivering a project like this, based on its past experience, track record, and ability to handle similar work. Learn more about PCS

Client

JETZY

Pakistan

Project Summary

TanBits migrated legacy data and upgraded a tourism/lifestyle mobile app, moving from a C#/ASP.NET backend toward Elixir/Erlang and integrating ElasticSearch and Amazon S3. The vendor’s work increased app speed and searchability and grew daily active users by about 20%. The engagement began in September 2021 and remains ongoing.

Key Challenges

Need to upgrade the mobile application
Limited funds and requirement to deliver a finished product for investor fundraising

Project Deliverables

Legacy data migration to a new platform
Backend migration from C#/ASP.NET to Elixir/Erlang
Frontend implementation using Flutter and React
ElasticSearch integration
Amazon S3 bucket for storage

Project Solution

TanBits migrated the client's legacy data to a new platform and planned feature additions thereafter. The team worked on the mobile tourism app built with a C#/ASP.NET backend and Flutter and React frontends, with a roadmap to move services to Elixir and Erlang. They implemented ElasticSearch and Amazon S3 storage and coordinated via Jira and Zoom. About 18 TanBits teammates support the project, with 2–3 direct contacts.

Project Outcome

App speed and searchability improved significantly.
Daily active users increased by approximately 20%.
Platform migration and legacy-data migration progressed, enabling increased traction for the product.

Platforms

Mobile
Web
Cloud

Tech Stack

C#
ASP.NET
Flutter
React.js
Elixir
Erlang
Elasticsearch
Amazon Web Services (AWS)

Client Endorsement

Overall Review Rating

Timeliness

Cost Rating

Willing to Refer

Quality of Deliverables

“Thanks to TanBits, the client has gained traction and increased their daily active users by 20%. Also, the app’s speed and searchability have improved significantly. The team stands out for their strong mindset; they put in the time and effort to deliver and manage the project via Jira and Zoom.”
Anonymous
Executive
Date: 11/23/2022