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E-commerce websites built to convert: fast product pages, frictionless checkout, integrated subscription, B2B portals, and proper analytics — on the stack that fits your business.
Quick Answer
An e-commerce website lives or dies by three numbers: product page conversion rate, checkout completion rate, and page speed. Get them right and the rest of your marketing investment pays back. Get them wrong and every paid click leaks. At kiwitechlabs we have shipped 100+ e-commerce sites for NZ D2C brands across fashion, beauty, food, home, and lifestyle, on Shopify, headless Shopify (Next.js), and WooCommerce — and the lift from a properly designed e-commerce site is typically 40-80% on conversion rate at the same traffic level.
Stores Shipped
Avg CR Lift
Avg Page Speed Lift
Shopify Partner
Our E-Commerce Website Design Agency Services in Auckland
Selected Work

Shopify (theme-based) — right for most D2C brands. Faster to build (4-6 weeks), easier to maintain (your team can self-edit), and the app ecosystem solves most edge cases. Limitations: design is constrained by the theme's structure; truly custom storefronts require code-level theme modifications. We build on Shopify themes including custom themes when off-the-shelf themes do not deliver enough conversion-focused structure.
Headless Shopify on Next.js — right for brands that need design freedom, content-led commerce, multi-country storefronts, or extreme page-speed requirements. Shopify remains the backend (checkout, inventory, orders) but the frontend is built on Next.js, giving us full design and performance control. Trade-offs: longer build time (10-16 weeks), higher cost (NZ$25k+), requires ongoing developer support to maintain. Most appropriate for brands above NZ$1M annual revenue with strong brand-design ambitions.
WooCommerce — right for businesses already running WordPress, with content-heavy storefronts (combined editorial and commerce), or with complex tax/shipping/B2B logic that Shopify cannot handle natively. Builds typically run 6-10 weeks. Maintenance is heavier than Shopify because security and plugin compatibility require active management.

Product page templates designed around your category — different layouts for skincare PDP vs apparel PDP vs furniture PDP. Each tested against conversion-rate benchmarks before sign-off.
Collection pages with proper filtering and sort logic, optimised for SEO with category-level content and schema markup.
Checkout optimisation — reducing the steps, surfacing trust signals, configuring Apple Pay / Google Pay / Afterpay / Laybuy / Klarna, and tuning the post-purchase upsell.
Analytics stack: GA4 with enhanced e-commerce, Meta Pixel + Conversions API, Google Ads tag, server-side GTM container, and a Looker Studio dashboard.
Email automation integration with Klaviyo (our default for Shopify), Mailchimp, or Active Campaign — abandoned cart, post-purchase, and winback flows pre-built.
Reviews integration (Judge.me, Yotpo, or Stamped.io) with proper schema markup for star ratings in Google search results.
Why Choose Us
Most e-commerce theme stores ship templates designed to look passable for every business, which means they convert poorly for any specific business. We replace template thinking with conversion thinking: every product page is laid out around your specific category (a skincare PDP needs different elements than a furniture PDP), checkout is reviewed against your specific friction points, and the analytics stack is wired to measure what actually drives revenue.
Product page layouts engineered around your specific category. Skincare, apparel, furniture, food — each gets a different template because they convert differently.
Custom themes built in Liquid (or Hydrogen for headless). Not theme adaptations — original design systems tuned to your brand and conversion path.
Full Shopify backend (checkout, inventory, orders) with a custom Next.js storefront. Maximum design freedom and best-in-class page speed.
Apple Pay, Google Pay, Afterpay, Laybuy, Klarna configured. Friction audited and removed. Post-purchase upsells integrated.
Abandoned cart, browse abandonment, post-purchase, and winback flows pre-built in Klaviyo with branded templates and segmentation logic.
GA4 enhanced e-commerce, Meta CAPI, Google Enhanced Conversions, server-side GTM. Reports your CFO can use, attribution your media buyers can trust.
Industries
Kiwitech works with Auckland and wider New Zealand businesses across 25+ industries, but four verticals dominate our roster: property (Auckland developers, apartment launches, agency networks), education (private schools, tertiary providers, edtech), healthcare (specialist groups, dental and dermatology clinics, allied-health practices), and food and beverage (CBD and Ponsonby cafes, Britomart fine dining, food-court chains, cloud kitchens). SaaS, D2C retail, fashion boutiques across Newmarket and Ponsonby, and South Auckland industrial manufacturers round out the next tier of growing accounts.
Case Studies — Real Outcomes

full e-commerce build + 5× organic traffic
A premium bag and backpack label came to us with a Shopify theme that converted at 0.6%, paid ads burning through ad spend with no attribution, and zero organic search presence. We rebuilt the storefront on a custom Next.js + headless Shopify stack, redesigned the product pages around a clean editorial layout, shot every SKU in our in-house studio, and shipped 40+ SEO-optimised category and lookbook pages. Within 90 days organic traffic grew 5×, Meta and Google ROAS lifted from 1.4× to 3.2×, and average order value climbed 28% on the back of bundle merchandising and improved size-fit content.
All Case Studies
Every case is documented with real before-and-after metrics. No stock screenshots, no inflated numbers — just the measurable lift our work delivered.
View full case-study libraryVerified Google Reviews
350+ reviews
across 1 locations
02/Awards & partnerships

Top GenAI Company
Clutch · 2026 leader
Google Ads
Performance & search

Red Herring Winner
Top 100 Asia
Microsoft
Cloud & enterprise
Shopify
Commerce builds

Flutter Service Award
App development excellence
WordPress
CMS & enterprise web
ChatGPT
AI workflow partner

Top Clutch · App Dev
Verified industry leader
Gemini
Google AI partner
Google Cloud
Infra & data
Bing Ads
Microsoft advertising
Our Process
A 5-step playbook we run with every Auckland client. Same rigor for a NZ$2,000/month SMB engagement and a NZ$15,000/month enterprise pod — only the depth changes.
Customer research, competitor teardown of 5-8 NZ stores in your category, platform recommendation (Shopify vs headless vs WooCommerce).
Information architecture and wireframes for homepage, PDP, PLP, cart, and checkout. Conversion path resolved before any visual design.
Custom visual design in Figma applied to every template. Mobile-first. Two rounds of feedback to alignment.
Engineering in the platform chosen. App integrations, payment gateways, shipping configuration, Klaviyo flows, analytics wiring.
DNS migration, redirect mapping, soft launch with first traffic, optional 90-day CRO programme to iterate on real data.

Shopify starter store (existing theme, brand-styled, 10-20 products): NZ$2,500, ships in 2-3 weeks.
Custom Shopify build (custom theme designed from scratch, integrated apps, 25-50 product templates): NZ$5,000-$12,000, ships in 5-8 weeks.
Headless Shopify on Next.js (custom frontend, full design freedom, optimised for Core Web Vitals): NZ$15,000+, ships in 10-16 weeks.
WooCommerce build (custom theme, integrated B2B logic, 20-40 product templates): NZ$4,500-$12,000, ships in 6-10 weeks.
All quotes are fixed after a paid discovery (NZ$250-$750 depending on scope) so there are no scope-creep surprises. Post-launch CRO programmes start at NZ$1,200/month.
FAQ
For 80% of NZ D2C brands, Shopify (with a custom-designed theme) is the right answer — faster to ship, easier to maintain, cheaper to run. Headless Shopify on Next.js is the right answer for brands above NZ$1M annual revenue that need design freedom or page-speed advantages. Full custom (Next.js + custom backend) is rarely justified for e-commerce — Shopify's backend is too good to replace. We make the recommendation in the first call.
Shopify theme customisation: 3-4 weeks. Custom Shopify build: 6-8 weeks. Headless Shopify: 10-16 weeks. WooCommerce: 8-12 weeks. Quoted timelines are fixed at kickoff — if we slip, that is on us.
Yes. We migrate from Magento, BigCommerce, WooCommerce, and custom platforms onto Shopify regularly. Migration includes product data, customer accounts, order history, SEO redirects, and a parallel-run period so you can compare conversion rates before fully switching over.
Yes — Core Web Vitals pass on launch day on 98% of our shipped sites. Shopify themes can be slow if not built carefully; we ship custom themes optimised for LCP under 2.5s and INP under 200ms. Headless Shopify on Next.js consistently delivers sub-1.5s LCP.
Yes. We deliver CMS training for Shopify Admin (or WordPress Admin for WooCommerce) so your marketing team can edit products, swap homepage banners, add blog posts, and configure promotions without developer involvement.
Yes — Klaviyo is our default email platform for Shopify. We set up abandoned cart, browse abandonment, post-purchase, and winback flows during the build, with templates designed in your brand. Klaviyo subscription is separate (starts at ~US$45/month for small lists).
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Verified Credentials & Sources
Independently rated and certified across the platforms our work runs on — verifiable on the source directories below.
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