10 Expert Shopify Plus Agencies Every Ecommerce Brand Should Know

Finding the right Shopify Plus partner is not just about building an ecommerce store; it’s about creating opportunities for long-term scalability, seamless performance, and exceptional customer journeys.

We’ve curated a list of 10 expert Shopify Plus agencies that go beyond the basics, helping ecommerce brands automate workflows, customize checkout experiences, and support sustainable growth.

Whether you are a high-volume DTC brand or planning to migrate to Shopify Plus, this list includes some of the best Shopify Plus agencies known for their deep platform expertise, custom development capabilities, and results-driven approach.

As a leading Shopify Plus development company in New York, Codingkart understands what defines a high-performing Shopify Plus agency, and every partner featured here meets that bar.

A trusted Shopify Plus partner brings both technical skill and industry experience, helping businesses stay competitive while delivering a seamless customer experience across every touchpoint.

Let’s explore the agencies that can truly elevate your ecommerce experience.

Why Choose a Shopify Plus Agency for Your Ecommerce Business

As your business scales, managing and optimizing your Shopify Plus store can become increasingly complex. From advanced customizations to seamless API integrations, leveraging the full potential of Shopify Plus requires specialized expertise. That’s where a Shopify Plus partner agency can make a meaningful difference.

A Shopify Plus agency is equipped with a team of Shopify experts and Shopify Plus consultants who specialize in designing, developing, and optimizing high-performance ecommerce stores. Through tailored Shopify Plus development services, these teams help brands build scalable storefronts while ensuring every technical component, from checkout experiences to backend integrations, works smoothly.

Whether you need a custom checkout experience, subscription solutions, or a headless commerce setup, a dedicated agency ensures that your store is built for scalability, efficiency, and long-term growth. Many agencies also offer broader Shopify Plus solutions that combine development expertise with strategy, optimization, and ongoing support.

By partnering with the right Shopify agency, businesses gain access to technical expertise, proven development processes, and continuous improvement support. This partnership allows brands to focus on growth while experienced specialists handle the complexities of building, optimizing, and scaling a Shopify Plus store in a competitive ecommerce environment.

The Importance of Working with Shopify Experts

When your e-commerce brand is ready to scale, hiring a generalist won’t cut it. That’s where Shopify Plus agencies come in. These are not just developers; they are specialists who understand how to unlock the full potential of Shopify Plus, from custom checkout experiences to deep integrations with CRMs, ERPs, and third-party apps. Experienced Shopify Plus developers bring the technical knowledge needed to build stores that can handle complex operations and growing traffic.

Partnering with an expert agency ensures your store is optimized for performance, conversion, and long-term scalability, especially for high-growth DTC brands. Skilled Shopify development experts understand how to structure storefront architecture, optimize page speed, and implement integrations that support marketing, fulfillment, and customer management systems. And if you are located in or near New York, working with a local team can also make collaboration faster and more efficient.

As one of the best Shopify Plus agencies, Codingkart has helped fast-growing brands navigate complex builds, automate backend workflows, and create conversion-focused storefronts. The result is a store that not only looks great but also supports long-term growth as your ecommerce operations expand.

Take a look behind the build and explore case studies of brands that have scaled successfully with the right Shopify Plus development expertise.

Key Traits to Look for in a Shopify Plus Agency

With so many expert agencies in the market, it’s essential to know what truly sets the best apart. From deep technical expertise to a strategic mindset, here are the key traits you should look for in a Shopify Plus agency before making that critical partnership decision.

Deep Shopify Plus Development Expertise

Choose an agency with hands-on experience in custom Shopify Plus builds, performance tuning, and advanced automation. Strong technical teams understand how to structure scalable storefronts and deliver reliable Shopify Plus implementation services that support long-term growth.

Certified & Proven Shopify Plus Experts

Work with professionals officially recognized by Shopify. A certified Shopify Plus agency typically has a proven track record of delivering complex enterprise-level projects and understands the platform’s capabilities and limitations.

Advanced Customization & Seamless Integrations

Your agency should master custom themes, checkout enhancements, and robust API integrations to tailor every aspect of your store. Experienced teams also offer Shopify Plus integration services to connect your store with CRMs, ERPs, fulfillment systems, and marketing tools.

Experience Scaling High-Growth DTC Brands

Look for partners who have helped fast-growing brands handle large volumes, operational complexity, and retention challenges.

Real Results Backed by Case Studies

Don’t rely on promises. Review detailed case studies that demonstrate how the agency has delivered measurable results through Shopify Plus development and strategic consulting.

Reliable Post-Launch Support & Maintenance

Top-tier agencies offer continuous support, performance monitoring, and proactive updates long after your store goes live.

Built-In SEO & Performance Optimization

Ensure your agency prioritizes site speed, mobile UX, and SEO best practices to maximize visibility and conversion rates.

Clear Pricing & Open Communication

Transparency matters. Partner with a Shopify Plus agency that offers upfront pricing, clear timelines, and consistent communication.

Industry-Specific Experience

The best agencies understand the nuances of your industry, whether it’s fashion, coffee, health, or subscription-based models, so they can customize strategies that convert.

Strategic Growth Mindset, Not Just Development

Look for an agency that thinks beyond code. Many experienced agencies like Codingkart also provide Shopify Plus consulting services, helping brands align technical decisions with long-term ecommerce growth.

By selecting a trusted Shopify Plus development partner, you maximize your store’s potential and create a foundation for sustainable ecommerce success.

Comparison of Leading Shopify Plus Agencies

Before exploring the agencies in detail, it helps to see how some of the leading Shopify Plus agencies compare at a glance. The table below highlights a few well-known agencies along with their locations and primary areas of expertise. This quick overview makes it easier to understand how different teams specialize within the Shopify Plus ecosystem, from custom development to migrations and subscription-focused builds.

Agency	Location	Core Expertise
Radiant	Birmingham, UK	Shopify Plus development, migration, and SEO support
Codingkart	New York, USA	Subscription workflows, checkout customization, and backend integrations
Netalico Commerce	Miami, USA	Shopify Plus migration, UX, and performance optimization
Eastside Co	Birmingham, UK	Shopify Plus partner services, UX, development, and marketing
Metacake	Franklin, TN, USA	Ecommerce growth, conversion optimization, and Shopify Plus solutions
Digital Silk	United States	Custom development, branding, and performance-focused ecommerce experiences
Lounge Lizard	United States	Shopify Plus development, branding, and conversion-focused storefronts
Pixel Union	Canada	Custom design, theme development, and app integrations
RVS Media	England	Full-service ecommerce development, integrations, and growth strategy
Swanky	Swanky/td>	Shopify Plus migration, custom design, and performance-driven ecommerce growth

Each agency brings a different mix of strengths, but all of them are known for helping ecommerce brands grow through specialized Shopify Plus expertise, scalable development, and platform-specific strategy.

10 Shopify Plus Agencies to Consider

Radiant

Location: Birmingham

Radiant is a top-tier Shopify agency based in Birmingham, partnering with brands across the UK, Europe, and beyond to support evolving ecommerce needs. With decades of combined experience, their team of Shopify Plus experts specializes in building, optimizing, and scaling Shopify Plus stores for a wide range of industries.

From bespoke website design and Shopify Plus development support to seamless site migrations and Shopify-focused SEO, Radiant delivers a full suite of services designed to drive growth and help brands implement scalable ecommerce solutions aligned with long-term goals.

Codingkart – A Full-Stack Shopify Plus Agency Built for Scalable Growth

Location: New York, USA

If you’re looking for a Shopify Plus agency experienced in scaling complex ecommerce operations, Codingkart is a strong option to consider. Based in the USA, Codingkart has become a go-to choice for DTC and subscription-driven brands looking to scale with precision and long-term performance.

As a top Shopify Plus developer, Codingkart specializes in custom Shopify Plus development for high-growth eCommerce stores. From lightning-fast storefront builds to complex backend solutions, the agency offers a full suite of services, including:

• Custom Shopify Plus App Development
• Shopify Plus Checkout page customization
• CRM and ERP Integration with Shopify Plus
• Checkout Page Customization for high-converting buyer journeys
• Subscription Workflow Engineering using Shopify Subscription APIs
• Recharge Subscription Customization for brands using Recharge
• Churn Reduction & Retention Strategies backed by data-driven UX enhancements
• Custom Subscription Dashboards and intuitive interfaces for merchants and customers

Codingkart doesn’t just build Shopify stores; it builds ecosystems. The team understands the critical role of backend automation, customer retention, and frictionless UX in scaling modern brands. Their Shopify Plus services are designed to integrate seamlessly with CRM systems, ERP platforms, and subscription tools so you can grow efficiently from day one.

For brands seeking long-term partnerships, Codingkart also offers flexible retainer plans for continuous improvement, A/B testing, and technical support.

Whether launching a subscription business or upgrading to Shopify Plus, Codingkart brings both deep technical capability and a strategic approach to scaling ecommerce operations.

Netalico Commerce

Location: Miami, USA

Netalico Commerce is a senior-level Shopify Plus development agency that builds, optimizes, and scales ecommerce stores for growth-focused brands. With deep experience in complex migrations from Magento, WooCommerce, and BigCommerce to Shopify Plus, Netalico helps merchants launch faster and build higher-converting websites.

Their team combines UX design, performance optimization, and integration expertise with ongoing retainer-based support. Notable projects include work for Audio Advice, Big Green Egg, and Oatly, reinforcing their reputation as a collaborative Shopify growth agency trusted by brands across North America.

Eastside Co

Location: Birmingham

Eastside Co is one of the original Shopify Plus Partners in the UK, offering a full suite of services ranging from UX and design to Shopify Plus development and marketing. With a strategic approach to ecommerce growth, they have collaborated with brands like Nike, Unilever, and Klarna to deliver tailored Shopify Plus solutions.

Their expertise includes Shopify app development, platform optimization, and scalable ecommerce strategies designed to help enterprise brands expand globally.

Metacake

Location: Franklin, TN

Metacake is a full-service ecommerce growth team with over 25 years of experience helping brands such as Nike, Walmart, and Old Spice achieve significant revenue growth. The agency specializes in store builds, marketing strategy, and conversion optimization through advanced Shopify Plus development.

With years of industry experience, Metacake has built a reputation for delivering comprehensive ecommerce solutions. Their strategic partnerships with leading ecommerce tools allow them to support brands with a holistic growth approach. Their team focuses on building high-converting Shopify Plus stores designed to improve customer retention and long-term scalability.

Digital Silk

Location: United States

Digital Silk is a leading digital agency that combines creative vision with strong technical expertise to craft distinctive Shopify Plus experiences. Their team focuses on delivering tailored ecommerce solutions that strengthen brand identity while improving online performance.

From custom Shopify Plus development and integrations to performance optimization and digital strategy, Digital Silk offers a broad range of services that support scalable ecommerce growth for modern brands.

Lounge Lizard

Location: United States

Lounge Lizard is a well-known Shopify Plus development agency recognized for combining bold creative direction with strategic ecommerce development. Their team builds visually engaging Shopify Plus stores designed to enhance customer experience and increase conversion performance.

Offering services that include branding, store setup, custom integrations, and ongoing optimization, Lounge Lizard works closely with brands to align technical solutions with broader business goals.

Pixel Union

Location: Canada

Pixel Union is a trusted Shopify Plus partner agency known for designing visually refined and highly functional ecommerce stores. Their expertise includes custom design, theme development, and seamless app integrations that help merchants create distinctive shopping experiences.

With a strong focus on usability and performance, Pixel Union builds Shopify Plus stores that balance design quality with real business outcomes. Their client-focused approach ensures every solution aligns with long-term brand growth.

RVS Media 

Location: England

RVS Media is a full-service Shopify Plus development agency offering end-to-end ecommerce solutions from initial strategy through launch and optimization. Their services include custom design, development, third-party integrations, and digital marketing support.

Known for their structured approach and strong attention to usability, RVS Media helps businesses implement scalable Shopify Plus solutions while maintaining strong user experience and operational efficiency.

Swanky 

Location: England

Swanky is a certified Shopify Plus partner agency known for building innovative, data-driven ecommerce experiences. Their services span custom design, Shopify Plus migration, and performance-led marketing strategies that support long-term digital growth.

With a strong focus on user engagement and conversion optimization, Swanky develops tailored Shopify Plus solutions designed to help brands compete effectively in fast-moving ecommerce markets. Their collaborative approach ensures every project aligns closely with client goals and measurable business outcomes.

The agencies listed above represent some of the most experienced Shopify Plus experts helping brands build and scale modern ecommerce stores. From custom Shopify Plus development to complex integrations and performance optimization, the right partner can make a major difference in how efficiently your store grows. Understanding the role of experienced Shopify developers and technical teams becomes especially important as businesses move toward more advanced Shopify Plus solutions.

Shopify Plus Development Experts for Scalable Ecommerce Stores

As ecommerce brands grow, the technical demands of running a Shopify Plus store increase significantly. Store architecture becomes more complex, integrations expand, and performance expectations rise. This is where experienced Shopify development experts play a critical role in building scalable, reliable storefronts.

Strong Shopify Plus developers go far beyond theme customization. They design robust storefront structures, implement complex API integrations, and ensure that third-party tools such as ERPs, CRMs, and subscription platforms work seamlessly within the Shopify ecosystem. This level of expertise becomes especially important for brands managing high order volumes or operating across multiple markets.

Another key advantage of working with specialists is the ability to deliver custom Shopify Plus development tailored to specific business needs. Whether it involves performance optimization, custom checkout logic, or advanced automation workflows, experienced developers ensure that the store remains fast, stable, and ready to scale as the business grows.

For brands operating at scale, technical expertise is not optional; it’s essential for maintaining performance, reliability, and long-term growth.

Agencies Specializing in Scalable Shopify Solutions

As ecommerce operations grow, the challenges of managing a Shopify Plus store extend far beyond storefront design. Brands often require deeper technical infrastructure, including complex Shopify integrations, advanced automation workflows, and systems capable of handling large transaction volumes across multiple regions.

Agencies that focus on scalable Shopify commerce solutions typically bring experience in connecting Shopify with critical business platforms such as ERPs, inventory systems, CRMs, and fulfillment networks. These integrations help streamline operations, reduce manual work, and ensure data flows reliably between systems as the business expands.

Subscription commerce is another area where experienced partners add significant value. Implementing recurring billing models, managing subscription logic, and supporting retention strategies requires careful development and platform expertise.

For fast-growing brands, working with agencies for scaling Shopify stores ensures that the technical foundation of the store can support increasing demand. A strong Shopify growth agency will prioritize architecture, automation, and system integrations that allow businesses to scale without sacrificing performance or operational efficiency.

When Should a Brand Migrate to Shopify Plus?

Many ecommerce businesses eventually reach a point where the standard Shopify plan no longer supports their operational needs. As order volumes increase and storefront complexity grows, brands often begin exploring whether it’s time to migrate to Shopify Plus.

Several signals typically indicate that an upgrade may be worth considering. Rapid growth, international expansion, and the need for deeper customization are common triggers. Shopify Plus also introduces advanced capabilities such as higher API limits, automation tools like Shopify Flow, and more control over checkout experiences. For brands managing large catalogs, high traffic, or complex integrations, these features can significantly improve efficiency.

Migration planning is equally important. Working with Shopify migration experts or an experienced Shopify Plus migration agency helps ensure that data, integrations, and storefront functionality transition smoothly. A well-planned move allows brands to scale confidently while maintaining performance and stability across their ecommerce operations.

Choosing the Right Shopify Plus Agency for Your Business

Choosing the right Shopify Plus agency can be the difference between simply running an online store and building a high-performing, scalable ecommerce brand. Whether you’re launching a new store, planning to migrate to Shopify Plus, or looking to enhance your existing setup with custom features, the right Shopify ecommerce agency brings the strategic vision and technical expertise needed to unlock your business’s full potential.

From advanced subscription models to seamless third-party integrations and custom checkout experiences, partnering with a trusted Shopify Plus partner ensures that every aspect of your store is built for growth, performance, and customer satisfaction. The right Shopify Plus development company not only supports technical implementation but also helps brands scale efficiently as ecommerce operations become more complex.

FAQs

1. What does a Shopify Plus agency do?

A Shopify Plus agency helps ecommerce brands design, build, and scale stores on Shopify Plus. Their work typically includes custom storefront development, checkout customization, integrations with systems like ERPs or CRMs, performance optimization, and ongoing technical support. Many agencies also assist with migration from platforms such as Magento or WooCommerce.

2. How do I choose the right Shopify Plus agency?

Start by identifying your business needs. Some brands require migration support, while others need subscription integrations, custom checkout logic, or backend automation. The best Shopify Plus agencies usually have strong case studies, deep platform expertise, and experience working with high-growth ecommerce brands. Agencies like Codingkart specialize in complex Shopify Plus development and subscription workflows for scaling DTC businesses.

3. What services do Shopify Plus agencies provide?

Shopify Plus agencies typically provide services such as custom store design, Shopify Plus development, platform migration, app integrations, performance optimization, and ongoing support. Some agencies also offer subscription workflow development, checkout customization, and ecommerce growth consulting to help brands scale efficiently.

4. When should a business upgrade or migrate to Shopify Plus?

Businesses often migrate to Shopify Plus when they start experiencing rapid growth, higher order volumes, or the need for advanced customization. Shopify Plus offers higher API limits, automation tools like Shopify Flow, and more flexibility for complex integrations, making it suitable for brands operating at scale.

5. Are Shopify Plus agencies worth it for growing ecommerce brands?

For many growing ecommerce brands, working with a Shopify Plus agency can significantly reduce development time and technical challenges. Experienced agencies understand how to structure scalable storefronts, implement integrations, and optimize performance so brands can focus on growth rather than technical maintenance.