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SmartyDevs
Engineering · 05

Storefronts that load before the user notices.

Headless commerce on edge-rendered frontends, conversion-optimized checkout, payment infrastructure that handles the regulatory side correctly, and the analytics to prove the spend.

§ 01The problem

The problem we solve

Most e-commerce sites lose more revenue to performance and broken checkout than to anything marketing can fix. A 1-second LCP improvement reliably moves conversion. A checkout flow that handles 3DS, address validation, tax and SCA correctly converts at a meaningfully higher rate. These are engineering problems and we treat them as such.

§ 02Capabilities

What we ship

  • 01Headless storefronts on Next.js with Shopify, BigCommerce or Commerce.js
  • 02Edge-rendered product and category pages with image optimization
  • 03Custom checkout with Stripe, Adyen or Braintree
  • 043DS, SCA, tax calculation and address validation done correctly
  • 05Subscription, bundles and configurable products
  • 06Search and merchandising with Algolia or Typesense
  • 07Performance budget enforced in CI — no shipping regressions
  • 08Cart abandonment, transactional and lifecycle email
  • 09Analytics that survive cookie consent and ad-blockers
  • 10International: currencies, languages, regional pricing
§ 03Deliverables

What you receive

  • A headless storefront with sub-second LCP
  • Conversion analytics dashboard you can act on
  • CI gates for performance, accessibility and broken links
  • Operational runbook for your merchandising team
§ 04Stack

Stack we reach for

Next.js
Shopify · BigCommerce
Stripe · Adyen
Algolia · Typesense
Cloudflare · Vercel Edge
Sanity · Contentful
Klaviyo
Segment · RudderStack
§ 05Ideal for

Ideal for

  • DTC brands stuck on a Shopify theme that hit its ceiling
  • Marketplaces with complex catalog requirements
  • Subscription businesses needing custom billing logic
  • International commerce with currency, language, regional needs
§ 06Process

How an engagement runs

  1. 01

    Audit

    Performance, conversion, checkout funnel — we measure where the money is leaking. Written report.

  2. 02

    Headless foundation

    Storefront frontend on edge infrastructure, connected to your commerce backend with the right caching strategy.

  3. 03

    Checkout

    Custom or platform-native checkout, fully tested across 3DS, tax, address and payment scenarios.

  4. 04

    Launch

    Canary rollout to a portion of traffic, monitor conversion vs the old experience, ramp once metrics confirm.

  5. 05

    Operate

    Ongoing performance, merchandising support, A/B test instrumentation and lifecycle improvements.

§ 07Engagement

How to engage

01

Audit & Plan

2 weeks

Performance and conversion audit with a prioritized backlog and indicative price for the rebuild.

02

Headless Rebuild

10 — 16 weeks

Storefront moved to headless, checkout rebuilt, performance budget enforced.

03

Growth Retainer

Ongoing

Continuous experimentation, performance improvements and feature work post-rebuild.

§ 08Common questions

Frequently asked.

01Do you replatform from Shopify?

We usually keep Shopify as the commerce backend and replace the storefront with a headless frontend. Full replatform off Shopify is possible but rarely worth the cost unless you have specific reasons.

02Can you guarantee a conversion lift?

We guarantee the engineering, the measurement and a written report on what shipped. Conversion lift depends on many factors — but we will be honest about which ones we can move and which ones we can't.

03Do you do design?

We work alongside your existing design team, or with a partner studio we trust for ground-up redesigns. Design and engineering should be one team, not two.

Have a problem worth solving well?

Tell us the outcome you want. We'll tell you what it takes — honestly, within a week, in writing.

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