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Shopify Expert

Mark GabrielliBy Mark Gabrielli · Fractional CMO & COO · Last updated: May 2026

A Shopify Expert and Fractional CMO Who Scales the Whole Business, Not Just the Theme

Most Shopify help stops at design and apps. Scaling a store past a plateau is a marketing and systems problem: conversion, retention, paid efficiency, and clean data working as one engine. I run that engine as your fractional CMO, and I build the owned version of it inside your company so the growth compounds into equity instead of vendor invoices.

$50M+Revenue Generated
19+Ventures Built
30Days to First Results
4.9★193 Reviews
90%Retention Rate
CROConversion First
OwnedYou Keep the IP
Full StackStore to Ads to Email
Quick Answer

A Shopify expert makes your store make money, not just look good. The high-value work is conversion rate optimization, a retention system in email and SMS, efficient paid acquisition, and analytics you can trust. Hire a freelancer for a single task. Hire a fractional CMO who knows Shopify when you want someone to own the revenue number, sequence the roadmap, and build the growth infrastructure your business keeps.

What a Shopify expert actually does at scale

There are thousands of people who will install an app, edit your theme, or set up a discount. That is task work, and it is useful when you know exactly what to build. The problem most founders have is different: revenue is stuck, the paid channel is getting more expensive, the email list is not pulling its weight, and it is not clear which lever moves the number. That is not a design question. It is a strategy question, and it is the one I answer first.

When I take on a Shopify store, the first two weeks are diagnostic. I look at where money leaks: the product pages that get traffic but do not convert, the cart and checkout steps that shed buyers, the flows in Klaviyo that were built once and never optimized, the paid campaigns spending into audiences that already bought. I map the store, the stack, and the numbers into one picture so we invest in the lever with the highest return instead of guessing. Only then do we build.

The Shopify growth engine, one system not five silos

Not sure a fractional CMO is the right move?

Take the 60-second fit check →Free, no obligation. If it's a fit, you'll pick a time to talk with Mark directly.

Your revenue does not live inside Shopify. It lives across the storefront, Klaviyo for retention, Meta and Google for acquisition, your analytics, and your fulfillment and margins. When those are run by five different freelancers, each optimizes their slice and nobody owns the whole. Acquisition buys traffic the store cannot convert. Email discounts buyers who would have paid full price. The result is spend that looks busy and a revenue line that stays flat.

A fractional CMO runs the stack as one engine. Conversion work on the store lifts the return on every ad dollar. Retention flows raise lifetime value so acquisition can afford to bid higher. Clean analytics tells the truth about what is working so budget moves to it. Store, ads, and email stop fighting each other and start compounding. That is the difference between a Shopify expert who ships tasks and a growth leader who owns the number.

Build it in-house, so growth becomes equity

Here is the part most agencies will not tell you. When an agency runs your Shopify growth, you are renting their process and their tools, and they keep the intellectual property. Every month you pay an invoice that leaves nothing behind. The day you stop paying, the capability leaves with them.

I work the other way. I run the growth now, and I build the owned version of every system inside your company alongside your team: your conversion framework, your retention automations, your reporting, and the custom tooling that a generic app cannot do. To keep costs down and control up, we build these in-house rather than stacking third party subscriptions that own your data. The systems, the data, and the automations become assets on your side of the table. That is what raises the internal value of the business. When you eventually sell, raise, or hand off, you are handing off owned infrastructure, not a vendor relationship. For stores ready for it, that owned layer becomes a real software build you control.

The Bottom Line

An agency invoice is a cost. An in-house build is an asset. A fractional CMO who does both gets you the growth today and the equity tomorrow.

Where Shopify sits in the rest of your stack

Shopify is the storefront, but the platforms around it decide whether the store scales. Klaviyo carries retention. Meta, Google, and increasingly TikTok carry acquisition. Your analytics decides whether you are measuring or guessing. I work across all of them, which means the strategy is coherent instead of stitched together from vendors who never talk. If you already run some of these, we tune them. If you are missing pieces, I build the right ones in the right order rather than bolting on tools you will abandon in a quarter.

The tools and platforms I trust for Shopify stores, along with the ones I use to build owned infrastructure, are on my resources page. If you want to see the stack before we talk, start there.

See the tools and platforms I use

Freelancer, agency, or fractional CMO

Use a Shopify freelancer when you have a defined task and you know it is the right one: a theme fix, an app install, a one-time migration. Expect $50 to $150 per hour and a clean handoff. Use an agency when you want to fully outsource execution and you are comfortable that they keep the process and the IP. Expect a retainer and a slower path to owning anything.

Use a fractional CMO when the problem is that revenue is stuck and you need someone to own the outcome, not just the output. You get senior strategy, a sequenced roadmap, and execution across the whole stack, at $5,000 to $40,000 per month instead of the $200,000-plus a full-time CMO costs loaded. And you get the in-house build, so the work compounds into your business rather than into a vendor invoice.

How we start

It begins with a short intake so I understand your store, your revenue, and where you are actually stuck. From there I run the diagnostic, show you the two or three levers that move your number the most, and we agree on scope. You see results inside the first 30 days because we start with the highest-return work, not a six month strategy deck. No phone tag and no pressure. Tell me about your store and I will tell you honestly whether I can help.

Shopify expert by city

I work remotely with ecommerce founders nationwide. If you want the market-specific version, these pages cover what scaling a Shopify store looks like where you are: New York, Los Angeles, Miami, Austin, Chicago, Atlanta, Dallas, and Denver. For the full stack of platforms I work across, see the platform experts hub.

Shopify expert FAQ

What does a Shopify expert do?

A Shopify expert makes the store convert and retain, not just render nicely. That is conversion rate optimization on product and cart pages, a retention system in email and SMS, a clean paid acquisition setup, trustworthy analytics, and an app stack that does not slow the site down. A fractional CMO who knows Shopify decides which of those to fix first based on where your revenue is leaking.

How much does a Shopify expert cost?

Task-based freelancers run $50 to $150 per hour. A fractional CMO who owns Shopify growth strategy runs $5,000 to $40,000 per month depending on revenue and scope. The freelancer ships a task. The fractional CMO owns the revenue number and the roadmap that gets you there.

Should I hire a Shopify agency or build in-house?

Agencies rent you their process and keep the IP. Building in-house means the systems, data, and automations live inside your company, so every month of work raises the value of the business. The pragmatic path is a fractional CMO who runs it now and builds the owned version alongside your team, so you are never dependent on an outside vendor to grow.

Can one person handle Shopify plus Klaviyo, ads, and analytics?

Yes, and that is the point. Shopify is the storefront, but revenue lives across Klaviyo, Meta and Google, analytics, and fulfillment. A fractional CMO treats the whole stack as one system so retention, acquisition, and the store reinforce each other instead of being optimized in silos by three different vendors.

Not sure a fractional CMO is the right move?Take the 60-second fit check →