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Rajimul I.

Home / Shopify Development Services / Shopify Plus Development

Shopify Plus Developer for Growing D2C and B2B Brands

Your store has outgrown the basics. I help Shopify Plus brands build, extend and optimize their stores, from checkout customization and B2B to high-performance custom themes.

What does a Shopify Plus developer do? A Shopify Plus developer builds and customizes stores on Shopify’s enterprise plan. That includes custom themes, checkout extensibility, Shopify Functions for discounts and delivery rules, B2B wholesale setup, automations with Shopify Flow, and migrations from platforms like Magento or Shopware.

Shopify Plus development services

Custom Shopify Plus themes

Fast, conversion-focused Online Store 2.0 themes built from your Figma designs or brand guidelines, with sections your team can edit without code.

Checkout extensibility

Checkout and thank-you page customizations using checkout UI extensions, including upgrades for stores still relying on legacy checkout.liquid customizations.

Shopify Functions

Custom discount, shipping and payment logic built with Shopify Functions, including rebuilding logic that used to live in Shopify Scripts.

Shopify Plus B2B

Wholesale storefronts with company accounts, price lists, payment terms and quantity rules, running alongside your D2C store.

Migrations to Shopify Plus

Moving from Magento, WooCommerce, BigCommerce or Shopware with products, customers, order history, URLs and SEO carried across. See Shopify migration.

CRO for Plus stores

Audits and A/B tests on product pages, cart and checkout to lift conversion rate and average order value. See Shopify CRO.

Shopify vs Shopify Plus: what changes for development

AreaShopify (standard plans)Shopify Plus
CheckoutSettings and brandingDeeper checkout customization with checkout extensibility
B2B / wholesaleCore B2B since April 2026: up to 3 catalogs, company profiles, payment terms, volume pricingUnlimited catalogs, catalogs assigned to companies and locations, partial payments and deposits
AutomationShopify Flow (available on most plans)Flow plus Plus-only triggers, Launchpad for scheduled sales
InternationalShopify MarketsMarkets plus expansion stores for separate regional storefronts
Custom logicAppsShopify Functions and custom apps for discounts, delivery and payments

Not sure you need Plus yet? We can review your current setup and I’ll tell you honestly whether the upgrade pays off for your store.

How a Shopify Plus project works

  1. Discovery call. We go through your goals, current stack, apps and integrations.
  2. Scope and plan. You get a clear written scope, timeline and fixed quote.
  3. Build and review. I build on a development theme or store and share progress regularly for feedback.
  4. QA and launch. Cross-device testing, speed checks and a planned launch with no downtime.
  5. Optimize. After launch, we measure and improve with CRO and ongoing support.

Shopify Plus guides

Deciding whether to upgrade? Read Shopify vs Shopify Plus: when is the upgrade worth it? and the Magento to Shopify Plus migration checklist.

Shopify Plus work

A luxury leather brand moved from Shopware to Shopify Plus with ERP integration and a faster storefront. Read the Shopware to Shopify Plus migration case study, or browse more projects in my Shopify portfolio.

Shopify Plus development FAQ

When should a brand move to Shopify Plus?

Usually when you need deeper checkout customization, built-in B2B, higher automation or multiple regional stores, or when your sales volume makes the Plus fee worth it. I can review your store and give you a straight answer.

Can you customize the Shopify Plus checkout?

Yes. I build checkout and thank-you page customizations with checkout extensibility and checkout UI extensions, and help stores move away from legacy checkout.liquid edits.

Do you work with existing Shopify Plus stores?

Yes. Many projects are improvements to live Plus stores: theme rebuilds, new features, speed work, B2B setup or CRO.

How is a Shopify Plus project priced?

Each project gets a fixed quote after a short scoping call, based on the work involved. For ongoing work you can also buy a block of development hours.

Are you a Shopify Partner?

Yes, you can find me in the Shopify Partner Directory.

Related Shopify services

Planning a Shopify Plus project?

Tell me about your store and goals. You will get a clear plan and a fixed quote, and you work directly with me from start to launch.

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