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Your theme already does most of what you need. The rest is a product page that needs a size chart, a header that falls apart on mobile, or brand colours the editor won’t quite match.
Shopify theme customization closes that gap: installing and setting up a theme, adjusting layouts, sections and styles, small Liquid and CSS changes, and applying theme updates without losing earlier work. The theme stays the one you chose. The specialist makes it fit your catalogue and your brand.
It isn’t writing new sections and templates from scratch, which is theme development, and it isn’t a bespoke build from designs. If the change list keeps growing past a handful of templates, you probably need one of those instead.
1,136 experts list theme setup and customisation on shopexperts. Compare the specialists below, and send screenshots of what you want changed when you request a quote.
Soodo is a Shopify agency based in Singapore helping eCommerce brands launch, scale, and optimize their stores. Our team combines design, development, and conversion optimization to build fast, high-performing Shopify experiences. We specialize in new builds, migrations, store revamps, and CRO-driven improvements that turn traffic into sales.
YourStoreMatters: The Shopify Growth Agency for Ambitious Brands. We help established brands scale their revenue on Shopify and Shopify Plus. We don't just build stores; we build systems that sell. Our focus is simple: High-Converting Design + Automated Customer Retention. How We Help You Grow: Shopify Store Builds: We design fast, premium stores that are easy for your team to manage. No messy code, just a stable foundation for growth. Email & SMS Marketing: As Klaviyo Master Silver Partners, we turn your email list into a consistent revenue engine (usually 30%+ of total sales) using automated flows and segmentation. Subscriptions & Loyalty: We implement Recharge and Love Loyalty to turn one-time buyers into recurring subscribers. Pain-Free Migrations: We handle the complex move from Magento, WooCommerce, or older Shopify themes so you don't lose data or rankings. Why Merchants Trust Us: We operate as your long-term partner, not a one-off freelancer. We are obsessed with your ROI, your site speed, and your customer's experience. Our Certified Tech Stack: We are official experts in the tools that power modern ecommerce: Growth: Klaviyo, Omnisend Apps: Recharge, Judge.me, Loox, Shopify Flow Themes: Specialized in customizing premium themes like Horizon, Archetype & Out of the Sandbox Themes. VERIFIED PARTNER PROFILE: Shopify · Klaviyo Master Silver · Rebuy Bronze · Recharge · Trustpilot · Judgeme · LoyaltyLion · TextYess Elite
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I’m a german Shopify developer with over 5 years of experience working on e-commerce projects. My work focuses on custom Shopify development, store optimization, automations, and SEO foundations. I build and customize themes and apps using Liquid, HTML, CSS, GraphQL and JavaScript, and I regularly work with Shopify Flow and n8n to automate workflows and connect external tools. Projects I’m especially proud of include custom Shopify theme builds, clean migrations from WooCommerce and Shopware, and automation setups that significantly reduced manual work for store owners. I value clean code, clear communication, and solutions that are easy to maintain and scale over time.
Speed Boostr is a specialized Shopify performance and optimization agency focused on improving store speed, Core Web Vitals, and conversion performance. Our team works hands-on with Shopify merchants to identify and resolve real-world performance bottlenecks across themes, apps, and custom code. We specialize in Shopify theme optimization, JavaScript and Liquid cleanup, image and asset optimization, and technical performance audits. Our work is fully Shopify-native and focused on measurable outcomes. Faster load times, better user experience, and higher conversion rates. We work primarily with established Shopify stores that want expert-level technical improvements without sacrificing design, functionality, or scalability.
A Scandinavian Shopify agency based in Barcelona and Aarhus, working exclusively with Shopify to design, build, and scale high-performing Shopify stores. We're an award-winning agency that does everything from migrations to conversion rate optimization and custom theme designs.
We’re a London-based Shopify e-commerce agency partnering exclusively with luxury brands, enterprise clients, and ambitious D2C companies. Most agencies build stores. We build strategic advantages for clients who need measurable returns and are ready to leverage the power of Shopify as a platform and engine for growth. We approach every project as a business challenge first, a technical challenge second. Before designing or writing code, we immerse ourselves in your commercial objectives and customer behaviour, ensuring every decision ties to measurable outcomes. Our technical excellence in visual/UX design, bespoke theme development, complex app integrations, headless commerce, and merchant operations is paired with strategic ecommerce thinking that challenges assumptions. We work with brands that have ambitious growth targets and view e-commerce as a strategic asset. We measure success by your metrics: conversion rates, average order values, and customer lifetime value. If you’re ready for a conversation about your goals and how we can deliver them for your business.
I help Shopify and Shopify Plus brands increase revenue by fixing the highest-leverage parts of the funnel. Product pages, cart experience, checkout flow (within platform limits), site speed, and UX. Why clients work with me: I’m not “design-only” or “dev-only.” I combine CRO analysis, UI/UX design, and performance-first implementation - so changes aren’t just “prettier.” They ship cleanly, load fast, and can be measured in GA4. My approach: Audit → prioritized roadmap → implementation → measurement Core services: CRO & UX audits (GA4 funnels, heatmaps, session recordings) PDP/collection/cart optimization (conversion + theme architecture) Speed & Core Web Vitals improvements (render-blocking cleanup, image strategy, JS reduction) Custom theme development (Figma → Shopify, modular Liquid/JSON) Shopify migrations (staged rollout, SEO preservation, QA + rollback plan) Technical stack: Shopify/Shopify Plus, Liquid, Hydrogen, JavaScript (ES6+), GA4, A/B testing tools, Figma. No page-builder bloat. No app stacking. No fragile workarounds - just clean code your team can maintain. Send your store URL + goals — I’ll reply with the highest-impact opportunities and the key risks to address first.
Always Open Commerce (AOC) is a Shopify focused Free-Agency and BigCommerce for established brands that need reliable execution and measurable growth. We handle end-to-end builds, redesigns, and platform migrations, plus ongoing optimization and support. Our team is structured by specialty, not generalists: Shopify developers, UX/UI designers, CRO specialists, technical SEO, paid media, content, and data/catalog specialists. This allows us to diagnose issues quickly and actually implement fixes, not just provide recommendations. Core services: Shopify theme builds, redesigns, and performance improvements Migrations from Magento, BigCommerce, WooCommerce, and legacy platforms with SEO-safe redirects and data validation CRO and UX optimization (navigation, collection architecture, PDP systems, cart/checkout improvements) Technical SEO and analytics setup (GA4, Search Console, tracking) Product data management and catalog scaling (attributes, filters, rules, feeds) Tech stack and tools: Shopify (Online Store 2.0, Liquid), GA4, Google Tag Manager, Search Console, Hotjar, Figma, and common eCommerce apps and integrations depending on the project. We work best with teams that want a long-term partner, clear communication, and disciplined delivery, especially for technically complex catalogs, B2B and industrial eCommerce, and brands that care about UX and conversion performance. Built like an agency, priced like a freelancer.
At OnlyGrowth, we help Shopify and Shopify Plus brands grow through strategic website design and development. We partner with brands to plan, design, and develop high-performing ecommerce experiences, including full website redesigns, custom Shopify theme development, and conversion-focused landing pages built to support acquisition, retention, and long-term customer value. While our core offering is web design and development, we bring a deep growth background to every project. We analyze customer behavior, heatmaps, and data to identify friction points, uncover opportunities, and continuously improve how shoppers move through the store.
Clarify is a Shopify-focused CRO and experimentation team. We partner with growth-stage and established ecommerce brands to design, build and test high-impact revenue initiatives across the storefront. Our work combines strategy, UX thinking and technical execution to turn traffic into measurable growth. We focus on structured experimentation, data-backed prioritization and performance-driven implementation rather than general development retainers. Our stack includes Shopify Plus, A/B testing frameworks, analytics instrumentation and performance optimization. We work directly with founders and ecommerce teams who care about measurable outcomes and long-term growth.
Start with your theme’s name and version. Both are shown in your theme library. A specialist who knows your theme can tell from that alone which requests are settings, which need a new block and which need code, and quote accordingly.
Send screenshots, not adjectives. “Make the product page cleaner” gets you a guess. Annotated screenshots of the current page, plus an example of what you want on desktop and mobile, get you a quote you can hold someone to.
Ask for past work on your theme family. A portfolio of finished stores doesn’t show what the specialist actually changed. Ask for two projects on the same theme or vendor, and what was a setting, what was a section and what was code.
Insist on a copy. Changes belong on a duplicate of the live theme, shared through a preview link and published only after you’ve checked them on your own phone. Editing the live theme means customers see the half-finished version.
Agree a numbered change list and a revision limit. Customisation drifts. A written list of changes with two rounds of revisions included stops a small job becoming an open-ended retainer nobody budgeted for.
Ask who applies the next update. Find out whether the price covers your theme’s next update, or what they charge for it. Customised themes fall behind because nobody owns that job.
Red flags. A quote that never mentions mobile. No mention of working on a duplicate theme. A new app suggested for something your theme can already do. An offer to rebuild the whole theme when you asked for a few layout changes.
Every Shopify theme update brings bug fixes, new features and support for new platform features. It also exposes every shortcut taken during customisation. The order in which changes are made decides how painful each update will be.
Theme editor first. Colours, fonts, section order, which blocks appear and most layout choices are theme settings. Updates keep editor settings, so anything done here carries forward at no cost.
App blocks second. Features from apps should sit in app blocks that you place through the editor. They survive updates and leave no stray code in theme files when you remove the app.
Code last, in separate files. When code is unavoidable, a new section or snippet file is safer than editing the theme’s own templates. Updates carry code edits across when they don’t conflict with the vendor’s changes. Conflicting edits need reapplying manually, and someone bills for each one.
Keep a list of every edited file. A plain record of what changed and why turns an update from detective work into a checklist.
Know when to stop patching. A theme several major versions behind, carrying years of edits from different freelancers, reaches a point where updating costs more than starting again on a current theme and redoing the customisations cleanly. The signs: the update preview breaks several templates, nobody can say which edits still matter, and pages have slowed down. Ask a specialist to quote both routes.
Most theme customisation is priced per change or by the hour. Typical market ranges:
Small change
One section, layout or style tweak
Customisation project
Several templates and sections
Hourly rate
Theme customisation specialists
The number of templates touched moves the price most, followed by whether a change needs code. Editor-only work sits at the bottom of each range. Custom Liquid on product and cart templates, where apps, variants and discounts interact, sits at the top. Setting up a theme for a new store usually lands in the project range, because it touches every template.
Among the first 100 listings for this service, the claimed profiles publish a median starting price of $400 (September 2026). That figure is an entry point for small jobs, not a project estimate. For a breakdown by type of job, see the theme customization cost guide. Send your numbered change list and theme version to get a quote.
Most requests fall into one of these six jobs:
Presets, theme settings, navigation and home page built from your content
Rearranged templates, new blocks and mobile fixes
Colours, fonts, buttons and spacing matched to your brand
Size charts, badges, variant display and trust content
Moving to the latest version and reapplying custom code
Customisations recreated cleanly on a current theme
Dawn is Shopify’s free reference theme: lean, fast and deliberately plain, with fewer sections and settings than most premium themes. More requests on Dawn therefore need a new block or a code change rather than a setting. Premium themes offer more in the editor but carry more code to work around. Shopify’s newer free themes, such as Horizon, are organised differently again, so confirm exactly which theme you run before briefing anyone.
No. Specialists with a Shopify Partner account send a collaborator request, and you decide which areas it covers; for theme work, that’s mainly the themes section. Others can be added as a staff member with limited permissions. They should work on a duplicate of your live theme, and their access should be removed when the job ends.
There’s no fixed schedule, but each version you skip makes the next update bigger. Read the release notes when your theme library shows an update is available. Apply updates that fix bugs or add something you’ll use, and test them on an unpublished copy first. Reviewing updates every few months is a sensible rhythm for most customised stores.
Products, collections, pages, navigation and store settings stay put, because they belong to the store rather than the theme. Section content, theme settings and code edits generally don’t carry over and have to be recreated. That makes a switch a good moment to drop customisations the new theme already offers as standard. A specialist can map each current change to its equivalent before you commit.
Choosing a preset, setting colours, typography and logo, building the header, footer, navigation and home page from your content, and configuring product and collection templates, then checking every template on mobile. It stops short of product imports and admin settings, which sit with product setup and store setup specialists. Supply logo files, brand colours and final copy up front; missing content is the usual cause of delays.
They can, depending on how the changes are made. Editor settings rarely add much weight. Extra fonts, large images in new sections, scripts that load on every page and apps installed for one small feature all do. Ask the specialist to compare the speed of the duplicate theme with the live one before publishing, and to load any new script only on the templates that use it.
