AfterSell Post Purchase Upsell

BIM-6D

Boomf

CatalogAce PDF Catalog Print

ConvertMax

eBOQ Project

Geolocation & Markets - Selecty

Halcyon

Heliguy

Invest Platform

Karstgoods

LangShop AI Language Translate

Memorial Stories

MUSE Cosmetics

NailMartUSA

Optimal AB Testing

OutSell Cross Sell & Upsell

PartStack

Pirani Life

Portmind

Push Down & Hide Out Of Stock

Retter Heatmaps & Replay

Return Flag

SMS Europe App

Stored micro‑sites on demand

TeleCloud

Trackeroo: FREE Order Tracking

UpCart - Slide Cart Drawer

UpsellPlus

AfterSell is a top-rated Shopify app developed to increase post-purchase revenue. Nowadays, the app is trusted by over 40,000 brands, helping them maximize the average order value while improving customer retention. Working continuously over the project, our team has developed version 2.0, enhancing performance and user satisfaction. It’s also important to note that the app earned the Built for Shopify badge, marking its seamless integration, high performance, and adherence to Shopify’s best practices.

AfterSell – Shopify Post-Purchase Upsell

Shopify

AfterSell is a top-rated Shopify app developed to increase post-purchase revenue. 

TypeScript

JavaScript

MongoDB

Express.js

React.js

Node.js

Shopify Polaris

UpCart is a powerful Shopify app designed to elevate the cart and checkout experience. By offering customizable options and sales-enhancing features, it helps merchants engage customers and drive more revenue.

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UpCart is a powerful Shopify app designed to elevate the cart and checkout experience. 

KOA framework

Apollo GraphQL

UpsellPlus is a Shopify app that enhances the checkout, cart, and post-purchase experience, allowing merchants to boost their Average Order Value (AOV) through product offers and upsells. The app also supports Shopify Plus exclusive features, such as checkout optimizations and custom payment/delivery methods.

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Customize your checkout and increase AOV with targeted smart upsells across your store.

Karst is an Australian brand dedicated to creating sustainable, thoughtfully designed tools that empower creativity. Known for its high-quality recycled stone paper notebooks and woodless pencils, Karst focuses on removing friction in the creative process. Their mission is to provide an ecosystem of well-crafted workspace accessories that inspire and support innovation.

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We built a headless eCommerce platform for Karst, enabling seamless B2B and B2C sales of their eco-friendly creative accessories. Click to read more about this project. 

Hydrogen

Liquid

Prisma ORM

Redis

OpenAPI REST

Docker

CI/CD

ConvertMax PostPurchase Upsell is a Shopify app designed to help merchants boost sales by creating and managing upsell opportunities after a purchase. With a user-friendly interface and ready-made templates, it simplifies the process, enabling merchants to enhance customer experience effortlessly.

ConvertMax PostPurchase Upsell is a Shopify app designed to help merchants increase their average order value with ready-to-use upsell templates. 

Next.js

Heliguy is a leading provider of drone technology solutions, with 17 years of industry experience. Their mission is to transform client potential through cutting-edge drone technology. The project focused on converting their Shopify-based drone sales and rental site into a headless e-commerce platform.

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Heliguy is a leading provider of drone technology solutions, with 17 years of industry experience. Explore our expertise in headless e-commerce!

SCSS

SASS

Figma

, highlighting our deep expertise in Shopify app development. Originally designed to enhance the global shopping experience, it allows store owners to automatically direct customers to the correct market while offering seamless language and currency switching.

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Attract customers from all over the world and increase global sales with market geolocation!

Remix.js

Sequelize

Mongoose

MariaDB

Apache Kafka

Single Page Application 

The Public Shopify Sales Channel App enables merchants to import their product catalogs into the client’s platform seamlessly. This tool automates the import process, making it easier for merchants to manage their products and streamline their workflow. 

The Public Shopify Sales Channel App enables merchants to import their product catalogs into the client’s platform seamlessly. 

CatalogAce is a powerful tool designed to streamline the creation of wholesale and retail catalogs. By integrating with Shopify, it allows users to effortlessly generate professional, customizable catalogs, line sheets, price lists, and order forms in PDF format.

CatalogAce

CatalogAce is a powerful tool designed to streamline the creation of wholesale and retail catalogs.

Redux

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.

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

MySQL

Push Down & Hide Out Of Stock is a Shopify app that automates stock visibility, ensuring a seamless shopping experience by managing out-of-stock products effectively. With automated tagging, real-time updates, and customizable notifications, the client streamlined their inventory workflow, improved sales, and enhanced the customer experience.

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Push Down & Hide Out Of Stock is a Shopify app that automates stock visibility, ensuring a seamless shopping experience by managing out-of-stock products effectively. 

OutSell Cross Sell & Upsell is a Shopify app designed to increase average order value (AOV) through intelligent product recommendations. The app offers a customizable pop-up widget and an intuitive admin panel, helping store owners boost sales by seamlessly suggesting complementary products.

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OutSell Cross Sell & Upsell is a Shopify app designed to increase average order value (AOV) through intelligent product recommendations. 

Svelte

SMS Europe is a Shopify app for businesses looking to optimize their SMS marketing campaigns in Europe. The app offers a direct connection to European teleoperators, ensuring competitive pricing and full GDPR compliance.

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SMS Europe is a Shopify app for businesses looking to optimize their SMS marketing campaigns in Europe.

Retter is a powerful e-commerce optimization tool that helps merchants track user interactions through heatmaps and session replays. It enables businesses to understand how visitors engage with their store, identify areas for improvement, and make data-driven decisions to enhance user experience and boost conversions.

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Retter is a powerful e-commerce optimization tool that helps merchants track user interactions through heatmaps and session replays. 

Material UI

PostgreSQL

 is a powerful translation and currency conversion app developed by 

 for Shopify stores, designed to make stores multilingual and multicurrency. Initially launched when Shopify lacked native multilingual support, LangShop became the first app to utilize Shopify's native features, offering a comprehensive solution for global merchants.

LangShop is a powerful translation and currency conversion app developed by DevIT Software for Shopify stores, designed to make stores multilingual and multicurrency.

Laravel

Pirani Life is a sustainable lifestyle brand based in the USA, founded to combat single-use plastic waste. Their signature product — the Pirani Party Tumbler — is the first vacuum-insulated, reusable, and stackable party cup. Today, Pirani is known not only for eco-friendly products but also for its mission to make convenience less wasteful and protect what we love.

Pirani Life is a sustainable lifestyle brand from the USA, best known for its reusable insulated tumblers. 

Portmind is an AI-driven platform revolutionizing international trade by providing scalable AI and data science solutions. It empowers businesses and governments with advanced analytics, helping them gain a competitive edge through data-driven decision-making.

Portmind is an AI-driven platform revolutionizing international trade by providing scalable AI and data science solutions.

Trackeroo is a Shopify app designed to enhance the post-purchase experience by providing real-time order tracking. It offers a seamless and customizable tracking solution, making it easy for customers to monitor their deliveries in one place.

Trackeroo is a Shopify app designed to enhance the post-purchase experience by providing real-time order tracking.

MUSE Cosmetics is a beauty brand that champions the idea of self-expression and individuality. Inspired by the belief that beauty is found in difference, the brand offers clean, natural cosmetics designed to empower everyone to reveal their unique beauty.

MUSE Cosmetics is a beauty brand that champions the idea of self-expression and individuality.

Halcyon Eco is a cutting-edge provider of smart oil filtration systems for the hospitality industry. Known for their commitment to sustainability and operational efficiency, the company helps restaurants and catering businesses reduce oil usage, save on labor, and minimize environmental impact through intelligent technology.

WordPress

Halcyon Eco is a cutting-edge provider of smart oil filtration systems for the hospitality industry. 

Boomf is a UK-based e-commerce brand that redefines how people send greeting cards and gifts. Known for its quirky exploding confetti cards, personalized marshmallows, and memorable gift boxes, Boomf brings joy to every celebration with truly unique products and interactive experiences.

Boomf is a UK-based e-commerce brand that redefines how people send greeting cards and gifts.

Partstack is a cutting-edge marketplace platform designed for buying, selling, and discovering electronic components. It offers a powerful search engine tailored to serve engineers, procurement professionals, manufacturers, and hobbyists alike, providing access to billions of part listings from thousands of manufacturers and suppliers worldwide.

Partstack is a cutting-edge marketplace platform designed for buying, selling, and discovering electronic components. 

Bootstrap

Lodash

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.

Nest.js

NailMartUSA is a U.S. beauty brand that offers nail products and promotes European-style manicure techniques. Headquartered in New York, the company provides high-quality, eco-friendly products for nail professionals through its Shopify-based online store.

NailMartUSA is a U.S. beauty brand offering nail products and promoting European-style manicure techniques.

E-Commerce

TeleCloud is a USA-based holding company operating across multiple sectors. Their expertise spans Web 3.0, IoT, mobile apps, Agritech, Telecom, and more, empowering businesses to grow and adapt in a digital-first world.

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TeleCloud Group drives digital innovation across industries through 11 subsidiaries, specializing in Web 3.0, IoT, mobile apps, and more.

Memorial Stories is a web platform designed to help users honor the memory of their loved ones through personalized online profiles. The platform offers a space where users can preserve and share stories, photographs, and key life details, allowing for a lasting tribute to those who have passed away. 

Memorial Stories is a web platform designed to help users honor the memory of their loved ones through personalized online profiles.

Media

This project is a fintech platform that combines CRM features with investment management tools. It was developed as a web and mobile solution aimed at simplifying financial operations and client communication.

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Invest Platform is a fintech platform that combines CRM features with investment management tools. 

React Native

Fintech

The eBOQ project is a custom app developed for a construction company in Egypt, designed to streamline project management and enable efficient handling of project data and reports.

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Headless CMS 

BIM-6D is a web application for calculating emissions during construction, specifically designed to help professionals in the building industry make more sustainable decisions throughout the construction process and the building's operational lifespan.

BIM-6D is a web app for calculating construction emissions, helping building professionals make more sustainable decisions during construction and operation.

RabbitMQ

Construction

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

Our Works

E-Commerce

Media

TeleCloud

Memorial Stories