E-commerce Development
Custom E-commerce Solutions That Drive Sales and Growth
Custom e-commerce development for B2C and B2B — Shopify, Shopify Plus, headless commerce with Next.js, and fully custom storefronts. Payment integration, inventory sync, and conversion-optimized checkout flows. 50+ stores built across retail, fashion, food, and wholesale.
ZTABS E-commerce Development: Custom e-commerce development for B2C and B2B — Shopify, Shopify Plus, headless commerce with Next.js, and fully custom 300+ clients, 500+ projects. Houston, TX.
E-commerce Development: E-commerce dev costs $8K–$25K for a themed Shopify/WooCommerce store (4–8 wks), $30K–$90K for custom Shopify + Next.js headless, and $100K–$400K+ for B2B commerce with ERP/PIM. Shopify $39–$2K/mo; BigCommerce $30K–$250K/yr.
ZTABS provides e-commerce development — Custom e-commerce development for B2C and B2B — Shopify, Shopify Plus, headless commerce with Next.js, and fully custom storefronts. Payment integration, inventory sync, and conversion-optimized checkout flows. 50+ stores built across retail, fashion, food, and wholesale. Our capabilities include custom e-commerce, secure payments, order management, and more.
50+ stores live across Shopify, Shopify Plus, headless Next.js, and WooCommerce — checkout-conversion lifts of 18–35% on the rebuilds, with full Stripe/PayPal, multi-currency, and ERP/3PL sync wired in.
How We Approach E-commerce Development
E-commerce development is a spectrum: on one end, you have Shopify stores that can be launched in weeks; on the other, fully custom headless commerce architectures that take months but give you complete control over every pixel and integration. We build across the entire range and help you choose based on your catalog size, customization needs, and budget. For most direct-to-consumer brands doing under $5M annually, Shopify Plus is the right choice — we customize themes, build custom apps for unique functionality, and integrate with your ERP, warehouse, and marketing tools.
For brands that need complete control — custom checkout flows, complex B2B pricing, multi-currency multi-warehouse setups — we build headless commerce using Shopify's Storefront API or Medusa as the commerce engine with a Next.js frontend. This gives you sub-second page loads, full design freedom, and the ability to sell through any channel (web, mobile, in-store, wholesale portals). We also add AI to e-commerce: personalized product recommendations based on browsing behavior, AI-powered search that understands natural language queries, automated inventory forecasting, and dynamic pricing optimization.
Every store we build is optimized for conversion — fast loading, mobile-first, with clear CTAs, trust signals, and streamlined checkout flows that minimize cart abandonment.
Common Use Cases for E-commerce Development
- Shopify Plus store for a DTC brand with custom theme, subscription products, and loyalty program
- Headless commerce platform with Next.js frontend and Shopify Storefront API backend
- B2B wholesale portal with tiered pricing, bulk ordering, and customer-specific catalogs
- Multi-vendor marketplace with seller onboarding, commission management, and dispute resolution
- Subscription e-commerce platform with recurring billing and flexible delivery schedules
- International e-commerce store with multi-currency, multi-language, and regional tax compliance
- E-commerce mobile app with push notifications, wishlist sync, and Apple Pay / Google Pay
- Migration from WooCommerce or Magento to Shopify Plus with SEO and data preservation
E-commerce Migration Services
Each migration type has unique requirements. Explore our dedicated service pages for detailed process, pricing, and FAQ information.
Magento to Shopify Migration
We migrate Magento 1 and Magento 2 stores to Shopify and Shopify Plus — transferring products, customers, orders, and SEO rankings while giving you a platform that's easier to manage and cheaper to operate.
Learn more →WooCommerce to Shopify Migration
We migrate WooCommerce stores to Shopify — transferring products, customers, orders, subscriptions, and SEO rankings to a platform that's easier to manage, faster to load, and doesn't need constant WordPress maintenance.
Learn more →Platform Migration Services
We migrate websites, applications, and entire platforms from legacy stacks to modern technologies — WordPress to Next.js, monoliths to microservices, on-prem to cloud — with zero data loss and minimal downtime.
Learn more →What Our E-commerce Development Includes
Core capabilities we deliver as part of our e-commerce development.
Custom E-commerce
Tailored online stores built on Shopify, WooCommerce, or fully custom headless architectures, designed around your catalog size, business model, and growth goals.
Secure Payments
PCI-compliant payment processing with Stripe, PayPal, Apple Pay, and buy-now-pay-later options, plus fraud detection and chargeback management to protect your revenue.
Order Management
Full-featured order processing with real-time inventory tracking, automated low-stock alerts, multi-warehouse support, and streamlined fulfillment workflows that reduce manual effort.
Analytics & Reports
Detailed dashboards tracking sales funnels, average order value, customer lifetime value, and product performance so you can make data-driven merchandising and marketing decisions.
Customer Experience
Conversion-optimized shopping experiences with fast page loads, smart product search and filtering, personalized recommendations, and a seamless mobile checkout flow.
Shipping Integration
Automated shipping with real-time rate calculation from UPS, FedEx, USPS, and DHL, plus label generation, order tracking, and returns management built into your store.
Technologies We Use for E-commerce Development
Our team picks the right tools for each project — not trends.
Shopify
Shopify empowers businesses to scale effortlessly with an all-in-one platform that simplifies online selling. Experience increased sales, streamlined operations, and robust analytics that drive informed decision-making for sustained growth.
Seamless Integration
Mobile Optimization
Advanced Analytics
Scalable Infrastructure
Customizable Templates
24/7 Support
WooCommerce
WooCommerce empowers businesses to create robust online stores that drive sales and enhance customer experiences. Maximize your revenue potential with customizable solutions tailored to your unique needs.
Seamless Integration
Scalable Solutions
Advanced Analytics
Mobile Optimization
Flexible Payment Options
Robust Security Features
Next.js
Next.js transforms web applications into high-performance, SEO-friendly platforms that drive user engagement and boost conversion rates. Leverage its capabilities to streamline your development process and accelerate time-to-market, ensuring your business stays ahead of the competition.
Blazing Fast Performance
SEO Optimization
Server-Side Rendering
Scalable Architecture
Enhanced Security Features
Rich Ecosystem and Community Support
BigCommerce
BigCommerce empowers businesses to scale effortlessly while maximizing revenue potential. Our platform combines advanced features with user-friendly design, ensuring you stay ahead in the competitive e-commerce landscape.
Seamless Integrations
Powerful Analytics Tools
Scalable Infrastructure
Customizable Design Options
24/7 Expert Support
Mobile Optimization
Magento
Magento empowers businesses to deliver personalized shopping experiences, streamline operations, and drive revenue growth. Unlock the potential of your online store with robust tools tailored for scaling your business.
Scalable Architecture
Customizable Solutions
Advanced Analytics
Seamless Integration
Mobile-Optimized Experience
Robust Security Features
From Discovery to Launch
Our E-commerce Development Process
Every e-commerce development project follows a proven delivery process with clear milestones.
Discovery
Understanding your business needs and target market
Planning
Designing the perfect e-commerce strategy
Development
Building your custom e-commerce solution
Security
Implementing payment and data security measures
Testing
Thorough testing of all store functionalities
Launch & Support
Store launch and ongoing maintenance
Why Choose ZTABS for E-commerce Development?
What sets us apart for e-commerce development.
E-commerce Expertise
Years of experience in building successful online stores
Security First
PCI compliance and advanced security measures
Scalable Solutions
Future-proof architecture that grows with your business
24/7 Support
Round-the-clock technical support and maintenance
Conversion Optimization
Data-backed checkout flows, A/B tested product pages, and performance tuning that turn more browsers into buyers and increase your average order value
Multi-Platform Expertise
Deep experience across Shopify, WooCommerce, Magento, and custom headless builds so we can recommend and implement the right platform for your business
E-commerce Development — Projects We've Delivered
Real projects built with our e-commerce development expertise.
Beauty Finder
Beauty Finder is Australia's first on-demand platform connecting beauty freelancers with clients seeking mobile beauty services. Developed by ZTABS digital solutions, this innovative web application redefines the beauty experience—putting professional beauty services right at your fingertips, on your schedule, and at your chosen location.
A Girl’s Shop
A Girl’s Shop, an emerging online retailer in the lady fashion industry, sought to establish a strong digital presence with a brand-new e-commerce platform. Their vision was to create a shopping experience that mirrored the modern and elegant essence of their product line, catering specifically to the tastes and preferences of fashion-conscious women.
Ready to Get Started with E-commerce Development?
Projects typically start from $10,000 for MVPs and range to $250,000+ for enterprise platforms. Every engagement begins with a free consultation to scope your requirements and provide a detailed estimate.
When ZTABS Isn't the Right Fit
- • Budget under $10K: Our minimum engagement is $10,000. For smaller projects, consider freelance platforms or no-code tools.
- • Template-only sites: If you need a basic WordPress or Squarespace site with no custom logic, a specialized web designer will be faster and cheaper.
- • Ongoing staff replacement: We build and hand off — we are not a body shop. If you need permanent employees, consider a recruiting firm.
What We've Learned From 500+ Projects
Across our portfolio, we track delivery patterns to improve outcomes. Our internal data from 2023-2026 shows:
- • Projects with a dedicated discovery phase (2+ weeks) have 40% fewer change requests during development.
- • Teams using our sprint-based delivery model ship first working features within 2-3 weeks of kickoff.
- • Clients who stay for post-launch optimization see an average 30% improvement in core metrics (load time, conversion, or cost reduction) within 90 days.
- • 90% of our clients continue working with us beyond the initial engagement — the highest retention signal in our business.
How ZTABS E-commerce Development Compares to Alternatives
| Alternative | Best For | Cost Signal | Biggest Gotcha |
|---|---|---|---|
| DIY Shopify theme / Squarespace / Wix Stores | Small catalogs (<200 SKUs), single-region sales, and founder-operated stores with <$500K/year GMV. | $29–$200/month platform + $0–$350 theme (indicative). | Themes bottleneck at 300–500 products (collection pages slow, search breaks), and checkout customization is locked behind Shopify Plus ($2K+/month). Abandoning a theme mid-growth costs 3–6 weeks of rebuild. |
| Freelancer on WooCommerce or basic Shopify | A single-store launch with <50 products and an owner who can manage content day-to-day post-launch. | $30–$80/hour; typical store $4K–$15K (indicative). | Most solo freelancers skip performance work (image optimization, page speed, structured data) and accessibility. Your PageSpeed Insights score will cap around 40–55, which costs you 15–30% of organic traffic vs. a tuned store. |
| Boutique e-commerce agency (ZTABS tier) | DTC brands doing $1M–$50M GMV needing conversion-optimized storefronts, headless architecture, or complex B2B catalog logic. | $90–$180/hour; $25K–$200K per engagement (indicative). | Headless Shopify (Hydrogen/Next.js) adds 30–50% build cost for 10–15% performance gain — we'll push back if you're <$3M GMV. Most brands are better served by a well-optimized Online Store 2.0 theme at that scale. |
| Enterprise commerce platform (Salesforce Commerce Cloud, Magento Commerce, commercetools) | Global merchants with 50+ stores, multi-currency, B2B workflows, and $50M+ GMV where platform fees are rounding error. | $80K–$800K/year platform + $500K–$5M implementation (indicative). | Implementation partners run 18–24 month projects and their typical 'go-live' slips 2–4 times. You're buying a platform contract that outlasts your current exec team — plan for re-platform RFP in year 4. |
| In-house e-commerce team | Brands at $50M+ GMV with a dedicated VP of E-commerce, weekly release trains, and 24/7 store ops needs. | $900K–$2M/year loaded for a 5-person team (indicative). | Mid-market brands under-invest here: they hire one 'Shopify admin' and expect full-stack output. The correct minimum is designer + dev + merch ops + analytics — below that, outsource to agency. |
When Agency Delivery Pays Off for E-commerce Development
**Shopify vs. custom headless.** Online Store 2.0 Shopify theme: $300 theme + $39–$399/month + 10–30 hours config = $2K–$8K build. Headless Shopify (Hydrogen on Next.js): $40K–$90K build + $2K–$6K/month ops. Headless wins only when: (1) you're >$3M GMV where 10% conversion uplift = >$300K/year, (2) you need non-standard checkout flows (B2B quotes, configurators), or (3) SEO programmatic pages drive >20% of traffic. Below $3M GMV, themed Shopify beats headless on ROI for 3+ years. **WooCommerce vs. Shopify TCO.** WooCommerce: $0 license + $30–$300/month hosting + $200–$1K/year plugin stack + ongoing security patching. Shopify: $39–$399/month + 2.4–2.9% + $0.30/txn payment fees. Crossover at ~$200K/year GMV — below that, Shopify wins because payment-fee delta is small and admin time saved is real (10–20 hours/month). Above $2M GMV with custom plugin needs, WooCommerce TCO beats Shopify. **Agency vs. in-house e-commerce.** A mid-market brand ($5M–$20M GMV) typically needs 0.8–1.5 FTE of e-commerce engineering. A senior Shopify dev loaded costs ~$180K/year; an agency retainer at equivalent capacity runs $8K–$14K/month ($96K–$168K/year). Agency wins below 1.5 FTE need. Above 2 FTE sustained plus merchandising ops, hire a VP of E-commerce and build in-house.
Real-World Gotchas We Have Hit on E-commerce Development Projects
Shopify theme update nuked custom Liquid tweaks
A client accepted the dashboard's 'Update theme' button. The update overwrote 14 custom Liquid files containing their product badge logic, free-shipping bar, and upsell widgets. Reverting took 2 weeks because the dev had no Git backup. Fix: always fork themes via GitHub integration (Shopify CLI), never edit in the online editor for production, and lock theme updates behind a PR review.
Core Web Vitals tanked after installing 6 marketing apps
A DTC brand added Klaviyo, Yotpo, ReCharge, PushOwl, Tidio, and Privy — each injected 2–8 third-party scripts. LCP went from 1.8s to 4.6s on mobile; organic traffic fell 22% over 90 days. Fix: audit scripts with PageSpeed + WebPageTest, defer non-critical scripts to `requestIdleCallback`, lazy-load below-the-fold apps, and remove apps with <20% attributable revenue. Recovery took 8 weeks.
Sales tax calc wrong across 14 states because Shopify's built-in tax didn't cover local jurisdictions
A client with nexus in 14 US states used Shopify's default tax engine, which aggregates state rates but misses ~3,000 local jurisdictions (e.g., Louisiana parish taxes, Colorado home-rule cities). Quarterly sales-tax filing triggered a $47K under-collection liability. Fix: switch to TaxJar or Avalara for states with home-rule complexity; Shopify's basic engine is fine for <5 states without local tax layers.
Inventory oversold by 340 units because ERP sync lagged 12 minutes
A brand synced inventory from NetSuite to Shopify via a 15-minute batch job. A flash-sale email drove 800 orders in 6 minutes; 340 oversold before the next sync. Fix: move to event-driven sync (NetSuite → webhooks → Shopify Inventory API per SKU change), buffer critical SKUs with 5–10 unit safety stock, and pause flash-sale SKUs when buffer depletes.
International shipping broke for a year because store had no HS codes
A DTC brand shipped internationally via DHL but never filled product HS tariff codes. 40% of EU and UK parcels got held at customs, 8% returned undelivered, reviews tanked. Fix: populate HS codes on all SKUs (Shopify product metafields + DHL/Shippo integration), default country-of-origin values, and test a handful of orders per country before opening sales there.
When E-commerce Development From ZTABS Is the Wrong Fit
- ⚠You want 'Amazon for your niche' with $50K. Multi-vendor marketplaces need seller onboarding, escrow payouts (Stripe Connect), ratings, disputes, and a trust/safety function — realistic floor is $200K–$500K plus ongoing moderation headcount. At $50K pick a no-code marketplace builder like Sharetribe, or don't start.
- ⚠You insist on Magento Open Source for a 10-SKU store. Magento's maintenance overhead (security patches, hosting, PHP upgrades, cron jobs) is $15K–$30K/year minimum — overkill for <$1M GMV. Shopify or WooCommerce ship the same GMV at 1/5 the TCO. We'll push back hard before writing the estimate.
- ⚠Your 'e-commerce site' is really a single high-ticket lead-gen page. If you're selling $30K consulting packages to 10 buyers/year, a Stripe Payment Link + a Calendly embed on a Next.js landing page is a better fit than a Shopify store. We'll propose that instead, and you'll save $15K.
- ⚠You refuse to pay Shopify's 2.4–2.9% payment processing. Shopify Payments fees are non-negotiable unless you use Shop Payments with volume-tier discounts or move to Shopify Plus. Trying to avoid them (third-party gateway) adds a 0.5–2% platform fee AND loses checkout optimization. The math almost never works below $20M GMV.
- ⚠Black Friday is 3 weeks away and you want a re-platform. Re-platforming pre-BFCM is the single worst decision pattern in e-commerce. We've watched brands lose 40–60% of peak-week revenue this way. We'll refuse the project and propose CRO + performance tuning on the existing stack instead, then plan migration for Jan–Mar.
Frequently Asked Questions About E-commerce Development
Find answers to common questions about our e-commerce development.
We'll help you select the best platform based on your specific needs, considering factors like product range, customization requirements, budget, and scalability needs.
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500+
Projects Delivered
4.9/5
Client Rating
90%
Repeat Clients