Vicubites
A premium pet food brand on Shopify Plus, blending B2C and B2B, built on Horizon with custom theme blocks, autoship and a typed data model.
3 features documented →
Open to full-time remote roles and select freelance projects
Shopify stores that load fast, sell more and are easy to change.
I’m Mario Vicuña, senior Shopify developer. Themes, apps, checkout and Hydrogen, shipped for international DTC brands for 9+ years.
- 9+years in ecommerce
- 50+Shopify and WordPress stores shipped
- −35%average load time after Core Web Vitals work
- +15%ad ROAS from mobile-first A/B tests
01Selected work
Every feature documented: problem, demo, decision, code.
All projects →Commerce Showcase
Five concept stores (skincare, outdoor, furniture, tea, audio) built from one repo of brand tokens, data and scripts, each on a different Horizon-family theme.
3 features documented →
02Capabilities
The whole Shopify surface, not just the theme.
- 01
Themes
Online Store 2.0 sections and theme blocks, metafields and metaobjects, merchant-editable from the theme editor.
- 02
Apps
Embedded apps, app blocks and embeds, webhooks and integrations with the app ecosystem.
- 03
Checkout & Functions
Checkout UI extensions, discount and validation Functions, B2B and Markets on Shopify Plus.
- 04
Headless
Hydrogen storefronts on the Storefront and Customer Account APIs.
- 05
Data & automation
Catalogs, metafields and settings rebuilt from code with idempotent Admin API scripts.
- 06
Performance
Core Web Vitals audits and fixes that move LCP, INP and CLS, measured before and after.
03How I work
Specs before code. Reviews before merge. Nothing touches live by surprise.
- 01 Brief
A 20-minute call and a written scope with acceptance criteria
- 02 Spec
Estimate, approach and risks before any code
- 03 Build
Work on a preview theme or branch; nothing touches live
- 04 Review
Pull request with self review and checks; you see every change
- 05 Ship
Release, handover notes and a short video walkthrough
04Services
Hire me for a project or for the team.
All services →Custom theme development
A store that looks like your brand and that your team can edit without a developer.
Store features and integrations
The feature your theme or app stack is missing, built to last.
Speed and Core Web Vitals audit
A faster store and a prioritized list of what is slowing it down.
Have a Shopify project or an open role?
Tell me what you’re building. I reply within one business day.