What does an ecommerce website development company do that a theme cannot?
An ecommerce website development company takes responsibility for everything between a shopper finding a product and your team shipping it: catalogue structure, checkout, tax, shipping, emails, migrations and the integrations that keep stock and orders in sync. A theme only handles how the pages look.
That distinction matters because most failed store launches do not fail on design. They fail on a missing shipping zone for Alaska and Hawaii, a tax setting that never got switched on for a state, a product import that dropped half the variants, or redirects that were forgotten so every old product link returns a 404 page. Those are build-partner problems, and they are what you are really paying to avoid.
We treat a store as three layers. The storefront (what shoppers see), the commerce engine (products, carts, orders, customers) and the operations layer (tax, shipping, fulfilment, accounting, email). Each needs an owner and a test plan before anyone takes a real order.
Choose Shopify when you want hosting, security patches and checkout handled for you; choose WooCommerce when you want full control on WordPress and already have content there; choose headless when page speed and custom content matter enough to justify a separate front end.
Shopify is a hosted platform, so you pay a monthly plan and the platform keeps the checkout and servers running. Its app store covers most common needs, and Shopify Plus adds B2B, checkout extensions and higher limits for larger brands. WooCommerce is a free WordPress plugin; you pay for hosting and premium extensions instead, and you get code-level control over everything, which also means updates and security are your responsibility or ours.
Headless means keeping Shopify or WooCommerce for products and orders but building the shop front in Astro or Next.js. It gives the fastest pages and the most freedom in design, at a higher build and maintenance cost. For most US small and mid-size stores, a well-built Shopify or WooCommerce store is the right first step, and headless is something to consider once revenue justifies it.
Shopify fits when
You want to run the store, not the servers; your team is small; the catalogue is under a few thousand products; apps cover your special needs.
WooCommerce fits when
Content and SEO already live in WordPress, you need unusual product logic, or you want to avoid per-app monthly fees.
Headless fits when
Speed and brand storytelling drive sales, you have a developer relationship for the long term, and you can fund two layers of upkeep.
Payment gateways and checkout: what your ecommerce build partner should set up
Your build partner should connect a payment provider in your business’s name, turn on digital wallets and test real transactions, but never hold your merchant account. Money should flow from shoppers to you without passing through anyone else.
We connect the payment provider you choose, switch on the card types and wallets it supports, configure fraud-check settings it offers and set up how refunds appear in the admin. On Shopify, the platform’s own checkout does most of this. On WooCommerce, we use the provider’s official plugin and hosted payment fields, so card numbers are captured by the provider rather than your server.
The PCI Security Standards Council says PCI DSS applies to any entity that stores, processes or transmits cardholder data or could affect the security of that environment. Keeping card entry inside the provider’s hosted fields or hosted checkout usually narrows how much of your store falls into that scope. Your processor tells you which self-assessment questionnaire applies to your business; we do not certify compliance.
- Merchant account and payout bank registered to your business
- Wallet buttons tested on iPhone and Android before launch
- Test orders refunded end-to-end so staff know the process
- Order confirmation, shipping and refund emails written in your voice
Sales tax and nexus settings for a US online store
Your store must collect sales tax in the states where your business has nexus, and your accountant, not your developer, should decide which states those are. The build partner’s job is to configure the store to match that list and keep it easy to update.
Since the Supreme Court’s 2018 decision in South Dakota v. Wayfair, states can require remote sellers to collect sales tax based on economic activity alone, without a physical presence. The South Dakota law in that case used a sales-value threshold or 200 separate transactions in a year, and other states set their own thresholds. That means a store that only shipped from one state can pick up obligations elsewhere as it grows.
On Shopify we configure the built-in tax settings for the states you give us and check product tax categories, such as clothing that some states treat differently. On WooCommerce we connect a tax app such as TaxJar or Avalara if your accountant recommends one. We then place test orders to addresses in each registered state and compare the tax charged with what your accountant expects.
We never tell you where to register or what to file. That is tax advice, and it belongs with your accountant.
Shipping-carrier integrations: USPS, UPS and FedEx rates that match reality
Shipping settings should charge shoppers close to what the label actually costs you, and show a delivery promise you can keep. Getting this wrong eats margin on every heavy order or loses sales on light ones.
We set up shipping zones (including Alaska, Hawaii, Puerto Rico and military addresses if you ship there), weight or dimension data on every product, and either flat rates, free-shipping thresholds or live carrier rates from USPS, UPS and FedEx through the platform or a shipping app. If you use a 3PL, orders are handed to its system automatically and tracking numbers come back to the store.
Delivery wording matters legally, too. The FTC’s Mail, Internet or Telephone Order Merchandise Rule says you need a reasonable basis for any shipping time you state, and if you state none you must be able to ship within 30 days; delays require notice and an option to cancel for a full refund. We write shipping-time text into product pages and emails that you can keep accurate, and you confirm the promises.
Product and customer data migration without losing sales or rankings
A clean migration moves products, variants, images, customers and order history, then redirects every old URL to its new equivalent. Skipping the redirects is the most common way a store replatform loses search traffic in its first month.
We start with an export of everything from the old platform and a spreadsheet mapping each field to its new home. Variants are the tricky part: sizes, colours and bundles are modelled differently on every platform, so we test a sample of complex products first. Customer accounts move with names, addresses and order history, but passwords usually cannot be transferred between platforms, so customers receive an invitation to set a new one.
Before launch we crawl the old store, list every product, collection, blog and page URL, and write a permanent redirect for each. After launch we watch Google Search Console for crawl errors and 404s and fix any stragglers. For a deeper look at protecting rankings during a switch, our website redesign services page covers the process in detail.
- Products and variants, with SKUs, barcodes, weights and tax categories
- Images, alt text and product descriptions
- Customers, addresses, marketing consent status and order history
- Gift card balances and discount codes, where the platforms allow
- Reviews, if your review app supports import
- 301 redirects for products, collections, blog posts and pages
How much does ecommerce website development cost for a US store?
With us, a Shopify or WooCommerce store starts at US$750 and takes four to eight weeks; headless storefronts and custom integrations are scoped with web apps from US$900. Other ecommerce website development companies quote across a wide range, and the difference usually comes from team size, custom design and how much migration and integration work is included.
The cost of a store follows complexity, not product count alone. Two thousand simple products with clean data can cost less than two hundred products with configurable options, bundles and wholesale pricing. Integrations with an ERP, a 3PL or QuickBooks add cost because each needs mapping and testing.
Ongoing costs are separate and paid by you: the platform plan or hosting, paid apps or extensions, payment processing fees, a tax app if you use one, and email marketing tools. We list each in the estimate by name so you can check current pricing yourself.
- Catalogue complexity: variants, bundles, subscriptions, B2B pricing
- Migration size and data quality
- Custom design versus a tuned premium theme
- Integrations: 3PL, ERP, accounting, marketplaces
- Headless front end or not
How to choose an ecommerce website development company
Choose the partner who asks the most about your operations: where stock lives, who ships, which states you sell into, how returns work. Design portfolios are easy to show; operational thinking is what keeps a store running.
Ask to see a live store they built and place a test order if you can, then watch the emails that follow. Ask how they would migrate your specific catalogue and what they expect to go wrong. Ask who owns the store account, the apps and the payment provider. A partner that wants to hold your store under its own account, or that avoids questions about redirects, is one to skip.
- What platform would you choose for my catalogue, and what would change your mind?
- How will you handle my most complicated product?
- Which states will you configure tax for, and who gives you that list?
- How do you test shipping rates before launch?
- What does your redirect map look like, and who checks it?
- Which accounts are registered in my name?
How long does it take to build an ecommerce website?
A new Shopify or WooCommerce store with clean product data usually takes four to eight weeks. Migrations with messy data, custom features or headless front ends take longer, and the product data itself is usually the pacing item, not the code.
Weeks one and two cover platform setup, design of the home, collection and product templates and a sample product import. Weeks three to five add the full catalogue, checkout, tax, shipping and emails. The last weeks are for migration dry runs, redirect testing, test orders to real addresses and staff training. We schedule launch on a quiet weekday morning US time, never the night before a sale.
Ecommerce SEO and AI shopping visibility from day one
Store SEO starts in the build: clean collection URLs, unique product titles and descriptions, Product structured data, fast images and sensible handling of filters so they do not create thousands of duplicate pages. Rankings still depend on content and links, and nobody can promise them.
Google’s Merchant Center documentation says free listings can show products at no cost across Google Search, the Shopping tab, Images, YouTube, Maps and Lens, provided you follow its product policies and supply accurate product, shipping and return details. We set up the product feed and the return-policy information so the store is ready for that.
AI shopping answers pull from the same structured product data, reviews and clear specification tables. Writing each product page with a plain one-paragraph description, a specs table and honest answers to common questions makes it easier for both shoppers and answer engines. Ongoing ecommerce SEO starts at US$150/mo a month.
Privacy, consent and accessibility for a US online store
Stores collect more personal data than most websites, so privacy notices, marketing consent and cookie choices need real attention. We build the mechanics; your attorney confirms what your store is legally required to show.
If you sell to California residents and meet the thresholds, the CCPA and CPRA require specific notices and opt-outs; several other states now have similar laws. We can add a consent banner that keeps non-essential tracking off until a shopper agrees, honour browser opt-out signals where required, and link the privacy policy you provide. Our CCPA-compliant website page explains that work.
Accessibility matters for stores too: product options must work with a keyboard, images need alt text, colour swatches need names and error messages at checkout must be readable by screen readers. We test these before launch and fix what the theme gets wrong.
How a US store owner works with an ecommerce team in India
You talk to us in your morning and see progress when you wake up the next day. Calls fall in US Eastern mornings, which is our evening in India; Pacific sellers usually take an early call or work asynchronously through WhatsApp and short screen recordings.
Estimates and invoices are in USD and paid by bank wire, Wise or PayPal against milestones written into the estimate. Invoices come from India, and your accountant can advise on how to record them. The contract sets out scope, milestones, confidentiality and ownership of any custom code, and your lawyer can review it before you sign.
Week 1
Store account opened or accessed in your name, staff accounts for us, product export from the old platform, and a field-mapping sheet for you to check.
Week 2
Home, collection and product templates on a preview theme; twenty sample products imported, including your most complicated one.
What we need from you
Your nexus-state list from your accountant, carrier accounts, return policy, brand assets and one person who can answer product questions quickly.
We do not visit warehouses, photograph products or handle physical stock. Everything happens over video, messages and shared previews.
Risks and red flags when hiring an ecommerce developer
The costliest mistakes in ecommerce builds are invisible until orders start: wrong tax, broken shipping, missing redirects and a store registered to someone else. A careful partner designs the project to surface those early.
- The developer creates the store under their own account “for convenience”
- No test orders to real addresses in different states before launch
- A single price that does not change when migration or integrations are added
- Dozens of apps installed to solve problems one small custom feature would handle
- No redirect map for an existing store with search traffic
- Promises of guaranteed sales or rankings
If you are already mid-project with someone else and something on this list worries you, a short review of the store and its accounts is often enough to see where you stand.
Worked example: ecommerce website development for a hot sauce maker
A hypothetical to show how scoping works. Say a family hot sauce maker in Albuquerque, New Mexico, sells about forty products on a marketplace and at farmers’ markets, keeps stock in a spreadsheet and wants its own store before the holiday season.
The plan might be a Shopify store with a tuned theme, bundles for gift boxes, live USPS and UPS rates with weight on every bottle, and a free-shipping threshold. Tax settings would follow the state list from their accountant. Existing marketplace reviews could not be copied over, so the product pages would launch with a review request flow instead. Recipes and pairing guides would live on the blog to give search engines and AI answers something useful to cite.
- Shopify store with bundles, gift notes and wholesale enquiry form: estimated from US$750
- Carrier rates, zones and packaging weights tested with real addresses
- Merchant Center feed and Product schema ready at launch
- Optional ongoing store SEO from US$150/mo a month
This is an illustration, not a real client or a quote. The actual estimate would depend on product data quality, the bundle logic and which apps they already pay for.
Ecommerce launch checklist for a US store
Work through this list, or ask your ecommerce website development company to show you each item ticked, before you announce the store.
- Test orders placed with cards and wallets on phone and desktop, then refunded
- Sales tax checked on orders to every state on your accountant’s list
- Shipping rates checked for light, heavy, Alaska, Hawaii and PO box addresses
- Order, shipping, refund and abandoned-cart emails proofread
- Every old URL redirected, and a crawl shows no 404s from old links
- Product schema validated and Merchant Center feed approved
- Privacy policy, returns policy and shipping policy linked in the footer and checkout
- Consent banner tested so non-essential tracking waits for consent
- Keyboard and screen-reader test of product options and checkout
- Staff accounts created with the right permissions; developer access documented
After launch: keeping an ecommerce store healthy
The first month after launch is when small problems show up in real orders, so we watch errors, abandoned checkouts and Search Console closely and fix issues quickly. Fixes and small changes are included for two months.
After that, stores need regular care: app and plugin updates, theme updates, checking that tax and shipping rules still match your business, seasonal banners and new product templates. You can take a care plan from US$120/mo a month, pay per change or run it yourselves. Our website maintenance services page explains what a plan includes.
Growth features often follow: subscriptions, wholesale portals, a mobile app from US$600 or AI tools that answer product questions from US$600. We plan the store’s data so those can be added without a rebuild.