Optimal AB Testing

Return Flag

Optimal AB Testing is a powerful A/B testing app designed to help businesses improve product listings and store features through data-driven decisions. Initially developed for a client as a custom solution, the project proved so effective and well-received that, in June 2025, we decided to acquire it ourselves, making it one more 

, following its strong market performance, DevIT successfully sold Optimal A/B Testing to investors.

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Shopify

Optimal AB Testing is a powerful A/B testing app designed to help businesses improve product listings and store features through data-driven decisions.

JavaScript

React.js

Express.js

Prisma ORM

MySQL

Shopify Polaris

Redis

CI/CD

Return Flag is a Shopify Public App designed to help merchants monitor and manage product returns. The app empowers store owners to identify customers with a history of excessive returns and make informed decisions to protect their business.

Return Flag is a Shopify Public App designed to help merchants monitor and manage product returns.

TypeScript

Nest.js

Node.js

MongoDB

E-Commerce

DevIT Group has 12+ years of experience in digital solution development. On this page, you can view our projects.

Our Works

E-Commerce

Optimal AB Testing

Return Flag