MM Shopy Devs

Senior-led Shopify Plus Partner for fashion, luxury & jewellery brands
Placa de josep andreu i abello 4, Barcelona, 08033, Spain
https://mmshopydevs.com
MM Shopy Devs

MM Shopy Devs Overview

Year Founded
2017
Employees
Under 49
Minimal Budget
Under $1,000
Average Hourly Rate
$100/hr

MM Shopy Devs is a Shopify and Shopify Plus Partner agency for fashion, lifestyle, luxury and jewellery brands. Founded in London in 2017 and based in Barcelona since 2020, we work with brands across the UK, Europe, the US and Latin America, in English, Spanish and Italian.

New stores
Store setup on a premium theme (from £2,000, 3 to 4 weeks)
Premium setup with UX design and custom sections (from £5,000, 6 to 10 weeks)
Fully custom theme development (from £10,000)

Existing stores
Shopify development: custom sections, Shopify Functions, checkout extensibility, Markets, private apps and integrations
Shopify design: brand-led product, collection and campaign pages
Full redesigns or lighter facelifts on your current theme
Migrations from Magento, WooCommerce, PrestaShop, BigCommerce, Salesforce Commerce Cloud, Wix and Squarespace, with full SEO redirect mapping

Growth
CRO and A/B testing; we build the changes, not just recommend them
Store audits (from £450), delivered as a prioritised list in 2 weeks
Ongoing support: you pay only for the hours your store uses

AI
AI-assisted development through our MM AI System, at up to 55% lower development cost

AI design systems
AI consultancy with a roadmap our team executes

Selected clients
Nude Project, Hunza G, Sabyasachi, Marfa Stance, Caravana Land, Maya Magal, Private White VC, Cassandra Goad, Anglo-Italian, Sole Bliss, Fabric of Society and Duke + Dexter.

Rated 5.0 from 61 reviews in the Shopify Partner Directory.

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MM Shopy Devs Portfolio

MM Shopy Devs - Maya Magal: Theme Customisation & CRO for Fine Jewellery
Shopify
Maya Magal: Theme Customisation & CRO for Fine Jewellery
Luxury
$5K - $20K
1 Month
2025
MM Shopy Devs - Cassandra Goad: Luxury Jewellery Migration to Shopify
eCommerce Development
Cassandra Goad: Luxury Jewellery Migration to Shopify
Luxury
$5K - $20K
2 Months
2025
MM Shopy Devs - Private White V.C.: Magento to Shopify Migration & Two Redesigns
eCommerce Development
Private White V.C.: Magento to Shopify Migration & Two Redesigns
Luxury
$5K - $20K
4 Months
2022
MM Shopy Devs - Anglo-Italian: Pixel-Perfect Custom Shopify 2.0 Theme
Shopify
Anglo-Italian: Pixel-Perfect Custom Shopify 2.0 Theme
Fashion
$5K - $20K
2 Months
2024
MM Shopy Devs - Caravana Land: Premium Shopify Setup with Custom UX
Shopify
Caravana Land: Premium Shopify Setup with Custom UX
Fashion
$5K - $20K
1 Month
2026
MM Shopy Devs - Marfa Stance: Headless to Custom Shopify Plus Theme
Shopify Plus eCommerce
Marfa Stance: Headless to Custom Shopify Plus Theme
Fashion
$20K - $100K
4 Months
2025
MM Shopy Devs - Sabyasachi: Fully Custom Shopify Theme for a Luxury Fashion House
Shopify
Sabyasachi: Fully Custom Shopify Theme for a Luxury Fashion House
Luxury
$20K - $100K
4 Months
2022
MM Shopy Devs - Hunza G: WordPress to Shopify Migration & International Growth
eCommerce Development
Hunza G: WordPress to Shopify Migration & International Growth
Fashion
Under $5K
2 Months
2024
MM Shopy Devs - Nude Project: Shopify Plus Custom Design, Development & CRO
Shopify Plus eCommerce
Nude Project: Shopify Plus Custom Design, Development & CRO
Fashion
$20K - $100K
6 Months
2026

Industries

  • Beauty
  • Fashion
  • Luxury
  • eCommerce
  • Consumer Goods
  • Food and Beverage
  • Retail
  • Design

Client Types

  • Startups
  • Small Businesses
  • Medium Businesses
  • Enterprise / Corporate
Custom Languages
Custom Languages
  • Backend Development
  • Front End Web Development
UI/UX Expertise
UI/UX Expertise
  • AI UI/UX Design
  • Dashboard Design
  • Interactive Design
  • UX Audit
  • UX Research
  • UX Strategy
  • Usability Testing
Web Design Expertise
Web Design Expertise
  • AI Web Design
  • Adaptive
  • B2B
  • Landing Page Design
  • Mobile First
  • Website Redesign
  • eCommerce
eCommerce Expertise
eCommerce Expertise
  • Shopify
  • Shopify Plus eCommerce

MM Shopy Devs Clients

Noushella
M.Hulot
Vertex Watches
Xberry
Crystal Fusion
Fake Gods
Maison Beast
Bottletop
Tyler Ellis
Delos
Koraru
Duke + Dexter
Maya Magal
Caravana Land
Sole Bliss
Private White V.C.
Hunza G
Marfa Stance
Coucou Intimates
Cassandra Goad
Mou
The One Glove
Anglo Italian
Fabric Of Society
Sabyasachi
Nude Project

MM Shopy Devs Reviews


Reviews from DesignRush are available on this profile.
I've worked with Marco and MM Shopy Devs on multiple full Shopify builds and brand redesigns, and they've become one of my most trusted development partners.Marco consistently delivers technical excellence while keeping merchant usability front and center. The result is stores that look great, convert well, and are genuinely easy for clients to manage day-to-day.Their commitment to clean, maintainable code sets them apart. Communication is always clearMarco explains technical decisions in straightforward terms and offers thoughtful alternatives when we encounter platform limitations.Across several UX-focused projects, they've executed designs with pixel-perfect precision while improving performance and reducing technical issues. The impact on conversion rates has been measurable.I turn to Marco for high-stakes client work because I know he'll deliver quality results on time, every time.I highly recommend Marco and MM Shopy Devs for anyone seeking reliable, expert Shopify development. "
Project Name: The One Glove, and Others
Project Type:
User Experience
Company size:
Under 49
Industry:
Design
Marco and his team built our Shopify store from scratch and are now helping us transition to Shopify 2.0. Their technical expertise is outstanding and they're excellent communicators who explain everything clearly and respond quickly to questions.What impressed me most was their proactive approach - they don't just follow instructions but offer valuable suggestions that improved our store beyond our original vision. The final result is a professional, high-performing store that exceeded our expectations.Highly recommended for anyone needing Shopify development work. Would definitely hire again! "
Project Name: New Store
Project Type:
Shopify
Company size:
Under 49
Industry:
Apparel & Fashion

MM Shopy Devs Team Bios

CEO & Solutions Architect
Marco Mattiello
CEO & Solutions Architect

Founder and all-round problem solver, working across design and development to deliver effective Shopify builds. Marco has worked with Shopify since 2015 and founded MM Shopy Devs in London in 2017.

Co-founder & Setup Specialist
Micaela Mennitte
Co-founder & Setup Specialist

Co-founder of MM Shopy Devs and the reference for new store launches, guiding brands through their first steps on Shopify.

UX Designer
Gracia Enríquez
UX Designer

Leads the full UX process on our projects. Previously at Aristocrazy.

MM Shopy Devs Awards

MM Shopy Devs - Award 1