Case studies

Challenges we solved so far

Take a look at the projects we did for enterprises and small businesses.  We can help your company grow as well.

React Native

Migrating Questrade Edge Mobile to a Faster, More Scalable Architecture

33%

fewer re-renders across most features

Optimized a high-volume trading app’s startup time, responsiveness, and rendering under heavy data load, while preparing it for React Native’s New Architecture to deliver faster, smoother performance in critical user flows.

View project

React Native

Migrating a Legacy React Native App to Expo for Faster Builds and Simplified Releases

faster builds after replacing Jenkins with EAS

We helped a client migrate a legacy React Native app to Expo, replacing slow Jenkins builds with fast, reliable EAS builds and simplifying their release process.

View project

React Native

Building Scalable Observability for a High-Growth React Native App

3→1

analytics systems unified into a single interface

By introducing custom performance tracking and stabilizing their test infrastructure, we helped the client detect incidents faster, improve release quality, and enable reliable performance insights across their React Native mobile app.

View project

React Native

Training HelloFresh Engineers to Build Production Apps With React Native

2.8x

increase in knowledge over 8 weeks (25% → 71% assessment scores)

We delivered a practical, real-world React Native training program tailored to the client’s internal architecture. In eight weeks, 15 developers were trained to work in a shared mobile codebase.

View project

React Native

Building a browser-based React Native playground for Expo

We partnered with Expo to enable instant prototyping, real-device preview, and easy sharing of React Native projects, all without local setup.

View project

React Native

Migrating iOS and Android Apps to React Native for AutoZone

growth in mobile user base during the migration period

AutoZone partnered with Callstack to replace its aging native apps with a single cross-platform codebase, keeping its biweekly release cycle while migrating core app functionality to React Native.

View project

React Native

Optimizing Android TV Startup for Global Streaming Platform

faster startup time on FireTV and FireHD devices

We identified a performance bottleneck in an enterprise streaming app and introduced a simple change that improved startup time by up to 5% on Android-based platforms, without any major refactoring.

View project

React Native

Launching a High-Performance React Native App on Samsung TV

platforms under one RN codebase: tvOS, FireTV, Tizen, LG, Vizio

Rebuilding the legacy Samsung TV app in React Native restored feature parity, improved performance, and aligned it with the client’s shared TV codebase, without growing the team.

View project

Next.js

React

Migrating AutoZone’s Storefront to Next.js for Better Performance and SEO

SEO rank, recovering from 3-9

AutoZone replaced a custom SSR setup with Next.js, improving web performance and recovering lost SEO rankings.

View project

React Native

Enhancing Application's Performance for Expensify

faster message sending time

Discover how we revamped the Expensify app for lightning-fast experiences, guided by a systematic DMAIC approach.

View project

React Native

Improving Chat Performance and Creating a Custom UI Library for Dream11

78%

bundle size reduction (from 50 MB to 11 MB)

We enhanced the performance of the Dream11 platform by optimizing chat functionality for low- and medium-end devices, and creating a custom UI component library.

View project

React Native

Creating React Native SDK Wrapper for Rive

100k

weekly downloads on npm

We helped Rive, an interactive design tool, reach a broader audience by creating a React Native library that integrates its SDK for iOS and Android.

View project

Re.Pack

React Native

Module Federation

Enhancing Performance of Momo's Super App With Re.Pack

MoMo successfully migrated its platform and mini apps to a new architecture using Re.Pack, boosting performance and scalability.

View project

React Native

Modernizing 7Cup's React Native Codebase and Adding Platform Features

130%

increase in users post-upgrade

We rewrote the 7 Cups mobile app, taking over the project from another developer team.

View project

Re.Pack

Module Federation

Launching White-Label Super App for Zephyr Cloud With Re.Pack

We integrated ZephyrCloud with React Native and developed a white-label application to showcase Zephyr features as well as provide easy getting started story.

View project