Mark Dylan Cosca

Mark Dylan Cosca

Full-Stack DeveloperDigital Commerce Expert

Frontend developer with 9+ years building fast, fully custom Shopify & e-commerce storefronts, using AI workflows for code review, testing and smarter storefront features.

Open to work · Globally

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Highlights

Behind the storefronts

Experience

The road so far

  1. Form Factory | Frontend Developer (Full-time)

    Sept 2022 – Sept 2026

    • Develop and maintain fully custom storefronts using Shopify Liquid, ReactJS, Remix, Hydrogen and Custom Shopify Apps.
    • Build AI-powered storefront features; use Claude Code and GitHub Copilot for code review, debugging, tests and docs.

  2. MindArc | Frontend Developer (Full-time)

    Oct 2021 – May 2022

    • Developed fully custom, fast e-commerce storefronts using NodeJS (Vue/React), Shopify Liquid and Custom Apps.

  3. Digital Studio / LiveCrossing | Software Engineer (Full-time)

    Mar 2019 – Oct 2021

    • Led development of a custom storefront on a custom e-commerce platform using PHP/Laravel and VueJS.

  4. Skubbs Inc | Web/Mobile Developer (Full-time)

    Jul 2018 – Mar 2019

    • Developed websites and hybrid mobile applications using PHP/WordPress, VueJS, Ionic and Quasar.

  5. Fullmoon Outdoor | Developer (Full-time)

    Jul 2017 – Jul 2018

    • Developed websites and customized themes with PHP/WordPress; provided Search Engine Optimization (SEO).

Projects

Storefronts I've built and contributed to.

Skills

What I used

Frontend

  • HTML5
  • CSS
  • JavaScript
  • TypeScript
  • React
  • Remix
  • Next.js
  • Vue.js
  • Shopify & Liquid
  • Tailwind CSS
  • CMCSS Modules
  • SCSS
  • Ionic
  • Quasar

Backend

  • Node.js
  • NestJS
  • Express
  • PHP
  • Laravel
  • WordPress
  • PostgreSQL
  • Supabase

APIs & CMS

  • REST APIs
  • GraphQL
  • Stripe
  • Algolia
  • KKlaviyo
  • YYotpo
  • Builder.io
  • Sanity
  • Pack CMS
  • Shogun

Analytics

  • GA4
  • GTM
  • Server-side tracking
  • A/BA/B testing
  • GDPR/CCPA
  • SEO

Code Testing

  • Vitest
  • Jest
  • PWPlaywright
  • Testing Library
  • Storybook

AI

  • MCP
  • AI Skills
  • AI Workflows
  • Claude Code
  • GitHub Copilot

Build & Tooling

  • CI/CD
  • Vite
  • Webpack
  • Rollup
  • ESLint
  • Prettier
  • Sentry

Project Management

  • Git
  • GitHub
  • GitLab
  • Jira
  • ClickUp
  • Scoro
  • Notion

Education & certifications

The foundation behind the work

  • Informatics College Northgate

    Bachelor of Science in Information Technology

    Jun 2014 – May 2017

Shopify certifications

  • Shopify Apps Development
  • Liquid Storefront
  • Headless at Shopify for Developers

Contact

Let's work together

Looking for a full-stack developer? From fast, fully custom Shopify and headless storefronts to the APIs and integrations behind them, I build frontends that scale. The best way to reach me is by email.

coscamarkdylan@hotmail.com