RPMStack

Weengineerthewholestack.

A senior-only engineering agency. Custom Shopify themes, headless commerce, Next.js applications, and design systems — built by one lean team, not stitched from three vendors.

Start a projectSee our work
Fixed-priceSenior engineers onlyFree post-launch support
Trusted by teams at
Chouette Sauvageonne
VAN Robot
Typhur
Steve Lemon
Antique Studio
Backdrop Studio
What we do

Full stack, one team.

Frontend engineering, backend systems, commerce, and design — delivered by the same senior collective.

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01

Shopify Development

Custom Shopify stores built on solid Liquid foundations. Enterprise theme development, public and custom Shopify App development, API integrations, and headless setups.

Theme customisationShopify App DevelopmentHeadless setup
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02

Web Applications

Full-stack web apps and enterprise portals using React, Angular, Vue, Next.js, Node, and Laravel. Dashboards, internal tools, marketplaces — whatever you need to run your business better.

React / Angular / VueLaravel & Node.jsCustom Web Apps
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Selected work

Recent projects.

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VAN Robot

VAN Robot

Made-in-Italy fine jewellery, shipped globally on Shopify.

Typhur

Typhur

Smart cooking commerce with a headless product experience.

50+
Projects shipped
40+
Clients served
10+
Years building
The agency

We ship the thing you were promised.

A senior-only agency, running lean on purpose. Outcomes over hours, craft over quantity, directness over decks.

Read the manifesto →
01

Senior-only

No juniors, no offshore handoffs. The engineer on your call is the engineer on your code.

02

Fixed price

Written proposals with a fixed number. Scope changes get discussed, not silently invoiced.

03

Owned outcomes

We measure Core Web Vitals, conversion, and delivery. Miss a target — we stay until it hits.

Insights

Field notes from the build.

All insights →
Engineering

Optimising Core Web Vitals in Next.js 16

A field guide to hitting green Core Web Vitals on Next.js App Router — the four levers that actually move the numbers, and the ones that waste your time.

8 min read
Commerce

Building Scalable Shopify Apps in 2026

Remix, Polaris, webhook idempotency, and the App Store review round-trip — what actually matters when your app has to scale past 1,000 installs.

10 min read
Engineering

Filament vs. Nova: When Each Wins in 2026

An honest comparison of Laravel's two flagship admin panel tools — and when we reach for each on client projects.

6 min read
FAQ

Common questions.

Don't see your question? Email us at hello@rpmstack.com.

Or start a project →

A custom Shopify theme or mid-sized web application usually takes between 4 to 8 weeks from discovery to launch. Complex full-stack portals or custom Shopify apps may take 10 to 12 weeks. We establish clear, fixed milestones before writing any code.

Ready when you are

Let's build something enterprise-grade.

Discovery call is free. Come with a rough brief, leave with a written proposal and a fixed price.

Book a discovery call