+34%
Mobile Conversion Rate Lift
Eliminating theme lag and sluggish liquid render times with sub-300ms headless catalog prefetching.


We transform DTC and enterprise Shopify Plus stores into high-velocity revenue machines. Through sub-second headless storefronts, frictionless checkout optimization, AI-calibrated CAPI ad bidding, and automated Klaviyo retention loops, Qualtriq builds stores engineered to dominate their category.

Eliminating theme lag and sluggish liquid render times with sub-300ms headless catalog prefetching.
Dynamic slide-out cart drawers with tiered free-shipping reward thresholds and 1-click upsells.
Predictive Klaviyo replenishment reminders and VIP loyalty tiers driving repeat purchases on autopilot.
Explore how we engineer multi-million dollar e-commerce platforms from headless Hydrogen storefronts to AOV-maximizing checkouts, first-party CAPI acquisition, and Klaviyo retention.
Sub-300ms Product Transitions with Zero Liquid Theme Bloat
Legacy Shopify Liquid themes buckle under heavy app scripts and slow down mobile conversions. We engineer headless storefronts using Shopify Hydrogen, Next.js 15, and the Storefront GraphQL API. By serving pre-rendered product catalogs at the edge, your store loads instantaneously, delivering a silky app-like experience that boosts mobile checkout completions.
Lightning-fast catalog indexing, sub-100ms faceted filtering, and instant live inventory checks.
Predictive hover prefetching loading product media before the customer even clicks.
Custom checkout rules, bespoke payment fields, and brand-matched styling without breaking PCI compliance.
Replacing fragile 3rd-party Shopify apps with native lightweight React components for maximum speed.
How raw storefront visits are transformed into sub-second checkouts, higher basket values, and high-LTV repeat buyers.
Analyze full-funnel checkout drop-offs, app script bloat, and Core Web Vitals to locate revenue leaks.
Deploy sub-300ms product catalog prefetching, optimistic cart state, and streamlined mobile checkout.
First-party subdomain tracking containers recover lost conversion signals and feed clean data to ad algorithms.
Slide-out cart drawers with tiered free-shipping progress bars, smart cross-sells, and 1-click upsells.
Predictive replenishment sequences, VIP SMS loyalty clubs, and seamless subscription re-order flows.
From sub-second headless Shopify Plus storefronts to multi-touch attribution and automated retention ecosystems.
Bypass slow liquid theme bloat. We engineer custom headless storefronts on Shopify Hydrogen and Next.js 15 with sub-300ms catalog prefetching and bespoke checkout extensibility.
Turn high-intent mobile visitors into buyers. We streamline product detail pages (PDPs), eliminate checkout friction, and implement sticky action bars that lift conversion rates by 25% to 45%.
Maximize the net profit of every transaction. We implement dynamic slide-out cart drawers with tiered free-shipping reward bars, AI bundle suggestions, and post-purchase 1-click upsells.
Scale paid media profitably. We deploy first-party server-side tracking containers (Meta CAPI, Google Enhanced Conversions) and closed-loop offline feeds that train ad algorithms on real profit.
Turn first-time shoppers into lifelong brand evangelists. We build predictive Klaviyo flows, two-way conversational SMS programs, and flexible subscribe-and-save portals driving 35%+ of store sales.
Unify e-commerce frontends with back-office operations. We integrate Shopify Plus with NetSuite, Katana, ShipBob, and Gorgias for automated inventory allocation and instant customer support.
Select your growth architecture model, primary leverage focus, and current monthly revenue to forecast projected revenue lift, conversion rate expansion, AOV growth, and blended ROAS.
Select your growth archetype, optimization focus, and current monthly revenue to forecast projected revenue lift, conversion rate expansion, AOV growth, and blended ROAS.
Why 8-figure brands and ambitious DTC founders choose our technical growth engineering over superficial agency retainers.
| Strategic Criteria | Generic Shopify Marketing Agencies | Qualtriq E-Commerce Engineering |
|---|---|---|
| Storefront Speed & Mobile PageSpeed | Bloated liquid themes weighed down by 25+ uncoordinated Shopify apps taking 4–6 seconds to load on mobile devices. | Headless Hydrogen / Next.js edge storefronts with sub-300ms catalog transitions and guaranteed 95+ mobile PageSpeed scores. |
| Attribution & Signal Recovery (Post-iOS 14) | Relies on standard browser pixels losing 35%+ of purchase events to Safari ITP and ad-blockers, blinding ad algorithms. | First-party server-side tracking containers (Meta CAPI & Google Enhanced) recovering 99.2% of conversion signals. |
| Cart & Checkout AOV Customization | Basic native Shopify cart with no cross-sells, no tiered shipping incentives, and no post-purchase upsell integration. | Custom slide-out drawer with tiered free-shipping thresholds, predictive AI bundles, and 1-click post-purchase upsells. |
| Retention & LTV Automation (Klaviyo) | Generic blast newsletters sent to full lists, causing high unsubscribe rates and generating less than 15% of revenue. | Predictive replenishment timing, behavioral win-back flows, and VIP SMS segmentation driving 35%+ of total store revenue. |
| High-Volume Flash Sale Concurrency | Store experiences checkout timeouts, inventory desyncs, and layout crashes during high-traffic product drop surges. | Edge-cached static catalog with scalable serverless checkout handling tens of thousands of concurrent shoppers seamlessly. |
| Code Ownership & Technical Freedom | Locked into proprietary agency themes or app subscriptions requiring recurring monthly fees to maintain functionality. | 100% complete ownership of all custom theme code, Hydrogen repositories, and Figma design assets with zero lock-in. |
Every e-commerce architecture is delivered with contract-backed conversion milestones, sub-1s catalog speeds, and 99.2% attribution accuracy.
Contract-backed conversion rate milestones on qualified Shopify Plus and DTC stores post-redesign.
Edge-rendered product catalogs loading under 1 second on mobile networks with zero layout shift.
First-party cloud containers capturing clean conversion signals to train Meta and Google bidding models.
Full intellectual property transfer of all custom Shopify liquid/Hydrogen code and Figma design systems.
A structured, milestone-driven roadmap from full-funnel audit and CAPI telemetry to headless storefront deployment and Klaviyo automation.
Conduct detailed checkout funnel audits, app speed profiling, first-party CAPI server container deployment, and AOV benchmarking.
Design high-converting mobile product detail pages (PDPs), collections, and slide-out cart drawers with tiered incentive bars in Figma.
Engineer custom Hydrogen/Liquid theme code, build dynamic drawer cart with tiered rewards, and integrate post-purchase 1-click upsells.
Deploy predictive replenishment flows, configure two-way VIP SMS clubs, execute end-to-end payment stress tests, and launch.
We build directly on top of Shopify Plus, Hydrogen headless architecture, Klaviyo retention, and first-party CAPI tracking containers.
Transparent insights into headless Shopify Plus, post-iOS 14 attribution recovery, cart AOV expansion, and zero-downtime migration.
Standard Shopify Liquid themes render on monolithic servers and become bogged down by dozens of third-party JavaScript apps, causing slow 4–6 second mobile page loads that drag down conversion rates. Headless Shopify (using Hydrogen or Next.js 15) serves pre-rendered product catalogs from global edge CDNs in under 300 milliseconds. Furthermore, headless architecture completely unlocks bespoke UI customization, seamless multi-market localization, and custom checkout flows without theme constraints.
Apple Safari ITP and modern browser ad-blockers routinely block client-side JavaScript pixels, resulting in 30% to 50% of purchases never being credited to Meta and Google Ads. This starves ad algorithm bidding models and artificially inflates your reported CAC. Qualtriq deploys dedicated first-party server-side tracking containers hosted on your own subdomain (e.g., data.yourstore.com). Every purchase and add-to-cart event is transmitted directly server-to-server with encrypted SHA-256 hashes, recovering 99.2% of signals and retraining ad AI to bid lower for high-value buyers.
Instead of redirecting shoppers to an empty static cart page, we build custom interactive slide-out drawers featuring dynamic tiered shipping progress bars (e.g., 'Add $14 more for Free Shipping, or $35 for a Free Gift'). We pair this with contextual in-cart cross-sells based on purchase affinity data and post-purchase one-click upsells on the thank-you screen that charge vaulted payment tokens with zero card re-entry. Across our client portfolio, this reliably lifts AOV by 20% to 35%.
Yes. We execute seamless, audit-proof migrations to Klaviyo. We migrate full customer purchase histories, custom VIP segments, and email engagement statuses while setting up dedicated sending domains to protect sender reputation. We then deploy our 12-flow enterprise retention sequence (including predictive replenishment, dynamic abandoned cart, browser abandonment, and post-purchase onboarding) to immediately lift email revenue share to 35%+ of store sales.
Zero downtime. We build, test, and QA the new storefront in an isolated staging environment with full sandbox payment testing. During final cutover, we execute a seamless DNS switch with live inventory synchronization. Your production store continues accepting orders continuously without a single second of checkout downtime.
Yes. All custom Liquid code, Hydrogen React repositories, Klaviyo flow assets, and Figma design system files are 100% your proprietary intellectual property. We hand over clean, well-documented Git repositories upon project completion with zero vendor lock-in.
Schedule an architectural growth audit with our senior e-commerce engineers. We will audit your mobile checkout bottlenecks, analyze your attribution blindspots, and design a high-converting scaling roadmap.