FULL-STACK DEVELOPER / PROBLEM SOLVER / BUILDER

Beyond code.
Built to matter.

I turn complex ideas into reliable digital experiences — combining full-stack development, automation and quality engineering to build solutions that work beyond launch.

Available for freelance projects and remote collaboration

Mubbashir Hassan wearing a navy blazer and white shirt
Mubbashir Hassan
Developer · Engineer · Problem Solver
FULL-STACK DEVELOPMENTWORDPRESS & SHOPIFYPLAYWRIGHT QAN8N AUTOMATION
01 / SELECTED WORK

Proof is in
the projects.

Not just what I built. Why it mattered, how it worked, and what it took to get there.

WORKFLOW ENGINEERING
Workflow Engineering

Appointment Automation Platform

Scheduling without the guesswork.

A rules-driven scheduling system built with n8n and Google Calendar, handling availability, bookings, working hours and buffer constraints.

n8nREST APIsGoogle CalendarDocker
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FULL-STACK TECHNICAL ASSESSMENT
Full-Stack Technical Assessment

Web3 Crowdfunding Platform

From complex codebase to completed product.

Successfully delivered a Web3 crowdfunding platform after auditing the existing code, agreeing milestones with the client, implementing fixes and testing the application.

Next.js 14React 18MongoDBMongoose
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QUALITY ENGINEERING
Quality Engineering

Playwright Website QA

Finding the issues before users do.

A repeatable browser automation workflow for discovering and checking links, images and key website behaviors.

PlaywrightJavaScriptHTML ReportsBrowser Automation
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COMMERCE ENGINEERING
Commerce Engineering

Shopify Storefront Development

Custom Shopify theme and Liquid template work across storefront pages, products, variants and checkout-related customer journeys.

ShopifyLiquidCustom ThemesProducts
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02 / EXPERTISE

The right skills.
The bigger picture.

01

Full-stack development

PHP, Laravel, JavaScript, React, APIs and data-backed web applications.

02

Commerce engineering

WordPress, WooCommerce, Shopify Liquid and custom storefront functionality.

03

Quality & automation

Playwright testing, issue investigation, n8n workflows and technical coordination.

03 / ABOUT ME

Curious by nature.
Precise by practice.

I see the whole product — from the interface people use to the systems running behind it.

My background in science education also informs how I communicate, structure complex work and collaborate across teams.

More about my background ↗
HAVE A PROJECT IN MIND?

Your next big idea
deserves a solid build.

Have a product to launch, a system to improve, or a problem that needs solving? Let's get it right.