endorsedCompleted

Flutter Migration and Microservices Rearchitecture for Fintech Wallet App

Services Covered:

DevOps • Mobile Application Development • Managed IT Services

Industry

Financial Services

Duration

23 months

Budget

Confidential

Start Date

1 January 2022

Team Size

6-10 Employees

Engagement Model

Offshore

Project Capability Score (PCS)

77/100

Good

Project Capability Score (PCS) estimates how capable Appinventiv 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

Toki NBFI LLC

Mongolia

Project Summary

Appinventiv was engaged by a Mongolian fintech (Toki NBFI LLC) to migrate their native mobile app to Flutter and redesign the backend to a microservices architecture while implementing wallet payments, user identification, and other integrations. The vendor assigned 6-10 teammates, collaborated via regular virtual meetings and Skype, and delivered items on agreed dates despite shifting timelines. The engagement increased app downloads and active users and established consistent communication practices.

Key Challenges

Transfering the code from native to flutter and redesigning the architecture to microservices
Modernize architecture and integrate payment and user identification systems

Project Deliverables

Flutter mobile application (migration from native)
Wallet payment integration
User identification integration
Redesigned microservices-based architecture

Project Solution

Appinventiv migrated the client's native mobile codebase to Flutter and redesigned the backend into a microservices architecture. They implemented wallet payment and user-identification integrations and supported everyday tasks and communications via Skype. The vendor assigned a core team (stated as 6-10 Appinventiv teammates) and worked collaboratively with the client's team; the engagement was ongoing with an established process.

Project Outcome

Increased app downloads and active user counts.
Delivered items on agreed-upon dates despite changing timelines.
Established regular virtual communication and effective collaboration with the client.

Platforms

Mobile

Tech Stack

Flutter

Client Endorsement

Overall Review Rating

Timeliness

Cost Rating

Willing to Refer

Quality of Deliverables

“Thanks to Appinventiv, the number of downloads and active users has increased. Each member of the team has exceptional talents and a passion to help the project succeed. They communicate regularly through virtual meetings, and despite the client's changing needs, they complete deliverables on time.”
Anonymous
Senior QA Specialist
Date: 01/29/2024