Available for 3–7 Day Sprints

Hi, I'm Mahafuzul Haque

Full-Stack & Shopify Developer specializing in Liquid, Vanilla JS, and Performance Optimization.

About Me

Full-Stack Developer with 5+ years of experience building, optimizing, and maintaining web applications. Core focus on clean JavaScript execution, performant frontend components, and robust Shopify theme builds using Dawn.

Trained on real client stores through agency experience—solving complex technical debt, AJAX drawer cart errors, and liquid rendering issues without unnecessary framework overhead.

Core Expertise

Shopify & Liquid

Custom theme sections, Liquid logic, Dawn framework, schema setup, and app integration.

Vanilla JavaScript

AJAX operations, cart drawers, dynamic variant selection, and native DOM manipulation.

Performance Optimization

Lighthouse audits, render-blocking asset removal, and Core Web Vitals optimization.

Frontend Development

HTML5, CSS3, responsive UI/UX execution, cross-browser debugging, and web architecture.

Let's Connect

Need a fast bug fix or a theme technical sprint? Reach out directly via any platform below:

Rapid Technical Sprints

Quick Bug Fix

Resolution of layout bugs, text updates, broken responsive sections, and display errors within 24–48 hours.

Theme & Logic Fixes

Debugging AJAX drawer carts, variant selectors, liquid rendering errors, and app conflicts.

Speed & Performance

Theme optimization sprint to improve Lighthouse scores, eliminate slow code, and increase load speed.