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Shopify development with a custom theme

A Shopify store on a custom theme, without stacked apps. We measure load time before and after launch, and the measurement sheet comes to you in writing.

12+ projects delivered

every one on deadline, in production

Fixed price and deadline

in writing, and if we slip, the next payment waits

Reply within 24 hours

on working days, to every enquiry

In writingStarting price, on request

A whole store to launch day, on a bespoke theme rather than a bought one.

What slows your store down

Every new requirement is another paid app, and the theme loads slower with each one.

The settings have run out, and support writes back that this theme cannot do it.

The mobile checkout is slow, and most of the started carts stop right there.

Which of these is your project

  • New store on a custom theme

    The store starts from scratch: collection structure, product pages and checkout, with your brand’s own face.

  • Template replaced

    The store runs on a bought template and moves to a custom one. Products and orders stay, and the theme is rebuilt.

  • Move from another platform

    Products, customers and order history brought over, with the old URLs redirected.

  • Work on the store you already run

    The missing piece put in place: a checkout integration, new collection pages, or the load time put right.

From the product page to payment, with your Hungarian providers.

  1. 1The customer decides on the product page, so the filters and the product data follow your own categories.
  2. 2There is one route from the cart to payment, and it works on a phone.
  3. 3Payment and shipping run through the Hungarian providers your customers already use, parcel lockers included.
  4. 4We leave the checkout alone: it stays Shopify’s, the most tested part of the store.

What a Shopify store build includes

  • A custom Shopify theme, written in Liquid
  • Load time and Core Web Vitals, measured
  • A checkout that works through to the end on a phone
  • Product upload and a collection structure with filters
  • Search basics: titles, descriptions, product data
  • Payments and shipping wired to the providers you use

Example

For a fashion brand with 400 products we would start with the collection structure, because that is what decides whether shoppers find anything: filtering by size and colour, collection pages with their own copy. The theme loads only the code a given page actually uses. Delivery options and invoicing sit inside the checkout rather than in a fourth app.

The store’s technical stack

  • Shopify
  • Liquid
  • JavaScript
  • CSS

Payments and checkout are not worth rebuilding: that part is compliance and upkeep. The custom work is in the Shopify Liquid theme, which is where a shopper finds the product or does not.

How the store ships, from theme to launch

  1. Call

    We walk the catalogue

    We look at how many products and variants there are, and how you take payment and ship. At the end we say if a theme would do.

  2. Scoping

    A written proposal and a measured baseline

    You get an itemised list of what goes into the theme and what stays an app. We measure today’s load time: that is the measurement sheet’s first column. That price holds to launch.

  3. Build

    A bespoke theme over Shopify

    Your store is built on its own theme and the checkout stays Shopify’s. We measure load time before launch and after it.

  4. Live

    Launch, then measured again

    After go-live we measure the load time again, and the finished measurement sheet comes to you.

Who should build it

An online store can be bought from several places, and mid-season you find out who you can actually reach.

In-house developer
You are. They estimate; your company carries the consequence.
Freelancer
Whatever you agree. With no deadline in writing there is nothing to hold.
Hourly agency
An hourly rate covers the effort; the date stays an estimate.
Brecon
Us. The launch date is in the proposal, and if we slip, the next instalment waits.
In-house developer
The knowledge leaves with them unless it was written down. A new hire, a new ramp-up.
Freelancer
One person, one calendar. If they disappear, the project stops.
Hourly agency
People can be swapped, and the ramp-up still takes time.
Brecon
The theme source, the store accounts and the documentation are yours, so the shop does not stop without us.
In-house developer
Yours, as it is written.
Freelancer
Depends on the contract. One sentence in it settles the question.
Hourly agency
Depends on the contract, and licences and accesses are part of the question.
Brecon
The theme is yours and the store runs in your own Shopify account, so the content stays yours too.
In-house developer
When development runs for years and someone is there to direct it daily.
Freelancer
For small, precisely described work this is often a sound choice.
Hourly agency
When the scope only becomes clear as you go and you can carry an open budget.
Brecon
When the revenue comes through the shop, and the bought theme can no longer do what selling asks of it.

The measurement sheet: every page’s load time, before launch and after.

Every page gets its LCP, INP and CLS written down beside the Core Web Vitals threshold, so you can see where the store stands and where the work is left. The sheet below carries sample data.

A sample measurement sheet: LCP, INP and CLS for five webshop pages against the Core Web Vitals thresholds, stamped SAMPLE, with one row over the line.
A sample measurement sheet. The client, the domain and every reading on it are fictional; the thresholds are the public Core Web Vitals thresholds.

Who a custom Shopify theme fits, and who it does not

This fits you if

  • Your brand has a face of its own and the template does not carry it.
  • The checkout has to reach your invoicing platform and the delivery options your customers expect.
  • You send paid traffic to the store, so speed is money.

We would point you elsewhere if

  • You have twenty products and a bought theme covers them.
  • You run on a hosted store platform and nothing hurts except the monthly fee. Moving pays off once the theme or the checkout starts costing you sales.
  • There is no traffic yet to measure. Product and ads first, custom theme after.

If you are introducing a company rather than selling products, that is website development.

Two Shopify themes we delivered

  • Streetwear storeA custom Liquid theme for a Hungarian fashion label. Its own collection pages, a bespoke footer, a brand page and a pre-drop “coming soon” state, all written into the theme, with no extra app.Custom theme · fashion
  • Pet supplies storeA custom Liquid theme for a pet shop. An about card, a quote-over-image band and a review section built around the product page, in the store's own structure.Custom theme · pet supplies

70%

is the average share of started carts that never reach payment. A long, complicated checkout is among the most frequently named reasons.

Baymard Institute, a meta-analysis of 50 studies. Not our measurement.

Companies we've built for

Gloster
Palm Group
Habibi
The Garage
Design Glass
Kék Padlizsán
Jungle Burger
D+D Solar
Fawa

On every project

How we work

A custom Shopify theme from design to launch

  • Clickable progress on a live link, stage by stage
  • Fixed price and deadline, in writing
  • The code and the infrastructure are yours
  • Monthly maintenance after launch: updates, fixes, extensions
  • If we slip, the next instalment waits

The proposal is itemised: what we build, by when, for how much.

In writing

Starting price, on request

A whole store to launch day, on a bespoke theme rather than a bought one.

Product count, variants, and the payment and shipping integrations. Migrating an existing store is a separate line.

Get a fixed-price quote

What happens after launch

A webshop lives in seasons: campaign traffic and the payment and shipping integrations are what ask for the most follow-up work.

First month

A clean handover, a watched launch

Source code, credentials and documentation in your hands. We watch the first week with you, measurements included.

Every month

Maintenance that keeps it moving

Updates, fixes, extensions, and the measurements watched as your product grows.

If something breaks

You write, we answer

A first reply within 24 hours on working days, to every enquiry.

Store cost, replatforming and app fees

The quote covers the custom theme, the collection structure, product setup and the payment and shipping integrations, at a figure agreed after the first call. Migrating an existing store, a second language and custom app development are separate items, each listed in the proposal. Whatever the quote says holds to the end of the project.

Full pricing and what each package holds: Pricing

Yes, from WooCommerce, from a local platform or from another Shopify theme. Products, customers, order history and redirects from the old URLs are part of the work, so the rankings you have today survive the move.

Yes. Products, prices, collections and copy live in the Shopify admin, and the theme is built from sections you move around in the editor. A developer is needed for a new section type or a new integration.

If you sell a handful of products and the look is secondary, a bought theme is enough, and we will say so on the first call. A custom theme pays off when the brand and the load time make you money: bought themes carry every feature any store might want, and your visitors pay for that in waiting.

At handover you get a maintenance quote of its own: we track Shopify's changes, fix what breaks and extend the theme when a new campaign or feature comes. The store and the theme live in your Shopify account, so everything runs without us too.

Fewer than with a template. What the theme can do, we build into the theme rather than renting it as an app subscription. What remains is what genuinely belongs in an app: invoicing, parcel lockers, newsletter. The quote lists what will run as an app and its monthly fee.

The domain and the URL structure stay, so the rankings stay with them. Where an address does change we put a 301 on it and keep the old list. Before the switch we record the current rankings, so afterwards there is something to measure against.

Start with your catalogue

Half an hour covers the product count, the payment and the shipping. Then you get an itemised proposal, including which apps can stay.

We reply within 24 hours on working days. We send no newsletter.