Become a partner

Our services

Shopify App Development

Custom Shopify apps and integrations that extend your store's functionality and streamline your operations.

Get a quote See our work
  • Public + privateApp Store or client only
  • Shopify CLIApp Bridge and Polaris
  • Review supportThrough App Store approval

Build Powerful Custom Shopify Apps

Off-the-shelf Shopify apps do not always meet the unique requirements of your business. Our custom Shopify app development services help you build the exact functionality your store needs.

From private applications to complex integrations, we develop reliable solutions that improve automation, functionality and operational efficiency.

What We Offer

  • Custom Shopify app development
  • Public and private app development
  • Shopify API integrations
  • Custom admin functionality
  • Third-party API integrations
  • Workflow automation
  • Custom business logic
  • Shopify Functions
  • Webhooks and event-based integrations
  • App maintenance and support

Build Beyond Shopify's Standard Features

Whether you need a custom pricing system, advanced product functionality, automated workflows or integration with an external platform, we create Shopify apps that work seamlessly with your existing ecosystem.

More services

What else we handle for you

All services

Shopify Store Development

High-converting, responsive Shopify stores designed for seamless shopping experiences and scalable growth.

Learn more

Shopify Migrations

Seamless migration to Shopify with secure data transfer, minimal disruption and a smooth transition.

Learn more

Custom Components

Purpose-built Shopify components and features tailored to your unique design, functionality and business needs.

Learn more

Full-Stack Development

End-to-end development solutions combining powerful frontend experiences with robust backend systems.

Learn more

Scope

What is included.

A typical shopify app development engagement covers everything below. Anything outside it is quoted before we start, never after.

  • Public App Store apps and private client-only apps
  • Built on Shopify CLI with App Bridge and Polaris
  • Admin, storefront and checkout UI extensions
  • Webhooks, billing API and GDPR endpoints handled
  • App Store listing assets and review support
  • Hosting, monitoring and version updates if you want them

How it works

From brief to handover, without your client ever seeing us.

A simple, repeatable process your team can plug into on day one. You stay the face of the project. We stay out of sight and on schedule.

  1. Day 1

    Share the brief

    Send designs, a Loom or a rough scope. We sign your NDA before we look at anything.

  2. Within 24 hours

    Get a fixed quote

    A clear scope, timeline and price. No hourly surprises, no hidden extras.

  3. Weekly demos

    We build, you present

    Staging links you can share as your own. You own every client call.

  4. Launch day

    Handover and support

    Code, logins and docs transferred in your name, with support on tap after launch.

Invisible to your client NDA on every project Works in your Slack, Jira or ClickUp

Tooling

What we build it with.

The stack we reach for on this kind of work. If your client’s setup needs something else, we will say so upfront.

  • Shopify CLI
  • Remix
  • React
  • Polaris
  • App Bridge
  • GraphQL Admin API
  • Node.js
  • Prisma

Related

Often paired with.

Most briefs need more than one of these. We scope them together so nothing falls between two quotes.

Rahul Maheta

One call, straight answers

Hi, Rahul here!

Tell me what your client needs and I will tell you honestly whether we are the right team for it, what it should cost and how quickly we can ship. No pitch deck, no pressure.

  • 30 minutes, with a real developer on the call
  • NDA signed before you share a single file
  • A fixed quote within 24 hours of the brief

Prefer email? rahul@tsomospring.com