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Romain Pena Ruiz

Shopify Developer & Frontend Engineer

rom.penaruiz@gmail.com · Montreal, QC · romainpena.dev

Frontend developer specializing in Shopify — custom themes built from Figma, custom app development, and third-party integrations. 4+ years at a Montreal agency, now independent.

I studied psychology at Cal State Long Beach before deciding I wanted to build things. Moved to Montreal, joined Le Wagon's bootcamp, and that's where coding clicked. After the bootcamp I joined Field Office, a Montreal web agency, where most of my work was Shopify. Now independent, I've broadened what I take on — cinematic portfolio sites, commerce pages, and custom tools that replace platform subscriptions at a fraction of the cost.


Experience

Field Office

Full Stack Developer · Jun 2021 – Oct 2025 · Montreal, QC

  • · Shopify theme development: custom Liquid sections built pixel-perfect from Figma files
  • · Custom fulfillment apps, inventory sync tools, webhook integrations
  • · Third-party integrations: Klaviyo, Google Tag Manager, REST APIs
  • · Webflow and Next.js projects alongside Shopify work

Beslogic Inc

Full Stack Web Developer · 2019 – 2020 · Montreal, QC

  • · Full-stack development in C#, ASP.NET Core, Angular, TypeScript

Education

Le Wagon

Web Development Bootcamp · 2019 · Montreal

Cal State Long Beach

BA Psychology


Skills

Shopify — Liquid, custom sections, custom apps, Klaviyo, GTM
Frontend — React 19, Next.js, TypeScript, Tailwind CSS, GSAP
Backend — Supabase, REST APIs, C#, ASP.NET Core
Tooling — Figma to code, Vercel, AI-assisted development