Hiring guide
Hiring an ecommerce fractional CFO: a profitability brief
By CFO Index · Published
An ecommerce fractional CFO should help you explain what remains from a sale after the costs you have agreed to include, and whether the business can fund its next inventory order. Before hiring, ask for a product-and-channel profitability review linked to the accounts and purchasing plan. A store sales dashboard alone does not answer those questions.
Start with one decision, not a dashboard wish list
Choose the decision you need to make: renew an advertising campaign, reorder a product, change delivery pricing or enter another market. Give a prospective CFO the relevant sales, cost and inventory information, with sensitive customer details removed for an initial discussion. Ask them to describe the missing evidence and the first useful output. A candidate who explains why a number cannot yet support a decision may be more useful than one who immediately promises a target margin. The brief should include an investigation, not just a report design.
Check what the platform's profit number includes
Shopify's product profit documentation says its reports include products or variants with cost information recorded at the time of sale. Missing product costs can therefore leave gaps in the report. Before treating a margin as complete, ask the CFO to reconcile which sales are included, which cost fields are populated and which costs sit elsewhere. The platform's gross profit figure is not automatically your own contribution measure after fulfilment and advertising. Keep the definition beside the number so marketing, operations and finance are discussing the same calculation.
A worked contribution example
Hypothetical monthly example, not an industry benchmark: net product sales after discounts and refunds, excluding sales taxes, are €100,000. The agreed cost of goods sold is €40,000, leaving €60,000 of gross profit. Subtract €12,000 of fulfilment and merchant-funded delivery costs, €3,000 of payment fees and €25,000 of advertising: the defined contribution is €20,000, or 20% of net sales. Salaries, software and other overheads remain outside this illustration. If those costs total €24,000, the simplified result after them is minus €4,000. The example shows why gross profit alone cannot establish overall profitability.
Make returns and cost allocations visible
Ask how refunds, returned inventory, damaged goods and return-handling costs enter the analysis. Separate a correction to revenue from the treatment of the physical item. For shared costs, agree an allocation method and label estimates. If advertising cannot be reliably assigned to individual products, show that limitation instead of producing precise-looking product profits. Request a reconciliation from the detailed analysis to the total business result, with unallocated costs visible. An apparently profitable collection of products is not enough if the remaining costs disappear between reports.
Reconcile orders, payments and bank payouts
Request a bridge from order activity to payments, refunds, processor deductions and bank receipts. Shopify's finance documentation provides separate sales and payment reports; use the actual system records relevant to your store. Set a consistent reporting period, currency and cut-off for the reconciliation. For sales across Europe and the US, identify the selling entity and settlement currency as well as the customer's market. Local tax treatment belongs with the appropriate adviser; the CFO brief should identify that dependency rather than assume one platform export resolves every accounting question.
Connect product economics to the next purchase order
Ask the CFO to work with operations on supplier deposits, minimum order quantities, delivery dates and expected sell-through. A product can look profitable per unit while requiring cash well before customers pay. Request a purchasing scenario that distinguishes committed orders from optional reorders and shows what changes if sales slow down. Keep it linked to the cash forecast rather than maintaining an unrelated inventory spreadsheet. The output should identify the decision date and the person who can change a purchase commitment, not merely flag a projected low balance.
What should you receive from the first project?
Specify a reconciled sales-to-margin analysis for an agreed period, a list of missing cost data, a bridge to payouts and a purchasing scenario for the decision you named. Ask for editable working files, definitions and a handover with your accountant and operations owner. Acceptance should mean your team can trace a sample product from the source records to the report and explain the main differences. Agree separately whether the provider will maintain the analysis each month, repair source data or only advise the person doing that work.
Do you need a CFO who specialises in Shopify?
Platform familiarity can help, but test the economics and delivery skills as well. Ask for an anonymised example of a reconciliation problem, how they would handle missing historical product costs and who on the proposed team does the detailed work. For a multichannel business, discuss marketplace settlements and wholesale sales too. Compare proposals against the same deliverables, not an ecommerce label alone. This brief is an editorial hiring framework; the figures above are illustrative and do not predict your margins or the results of any provider.