Welcome to my world

Hi, I'm Sultan Ahmad
a Full Stack Developer

Shopify Expert with more than 7 years of expertise in customizing Shopify themes and apps. Additionally, I possess advanced web development skills and a solid understanding of Laravel, PHP, and React JS, making me a full-stack developer. I am recognized for my exceptional problem-solving abilities, meticulous attention to detail, and my reputation as a dependable team player.

Personal Portfolio Images
Features

What I Do

Shopify Themes

I customize Shopify themes to create unique, high-converting stores. From modifying layouts and adding new sections to implementing Online Store 2.0 features and optimizing for speed and SEO.

Shopify Apps

I build custom Shopify apps to extend store functionality, automate processes, and enhance the customer shopping experience.

Web Development

I create responsive, high-performance websites and web applications with clean code, seamless user experience, and optimized for speed and SEO.

API Development

I develop secure, scalable APIs to enable seamless data integration between applications, enhancing functionality and performance.

API Integration

I integrate third-party APIs to connect services, automate workflows, and enhance functionality across web and eCommerce platforms.

Website Optimization

I optimise websites for faster load times, improved SEO, and enhanced user experience to boost engagement and conversions.

8y, 6m of Experience

My Resume

Shopify

Shopify Shopify 8y, 6m

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Shopify Liquid Shopify Liquid 8y, 6m

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Shopify Theme Customization Shopify Theme Customization 8y, 6m

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Shopify App Development Shopify App Development 7y, 6m

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Shopify Checkout Extensions Shopify Checkout Extensions 3y, 6m

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Shopify Functions Shopify Functions 3y, 6m

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Database

MySQL MySQL 8y, 6m

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Tools & Platforms

GitHub GitHub 4y, 11m

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AWS AWS 4y, 11m

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Figma Figma 4y, 11m

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Monday.com Monday.com 4y, 11m

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Programming Languages

PHP PHP 7y, 11m

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JavaScript JavaScript 8y, 6m

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Python Python 4y, 11m

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Ruby Ruby 4y, 11m

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Frontend

HTML HTML 8y, 6m

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CSS CSS 8y, 6m

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jQuery jQuery 8y, 6m

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Bootstrap Bootstrap 8y, 6m

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Frameworks & Libraries

Laravel Laravel 7y, 11m

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React JS React JS 3y, 11m

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Codeigniter Codeigniter 8y, 11m

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Remix Remix 2y, 11m

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WordPress WordPress 8y, 11m

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2010 - 2017

Education

Bachelor of Engineering in Electronic & Telecommunication

Anjuman College of Engineering & Technology, Nagpur, Maharashtra (2014 - 2017)
7.8/10

Diploma in Electronic Engineering

Dr. Panjabrao Deshmukh Polytechnic, Amravati, Maharashtra (2011 - 2014)
75.49/100

SSC in Secondary School Certificate

Taj K.G English High School, Akola (2010 - 2011)
85.27/100
2017 - Present

Work Experience

Senior Shopify Developer

Artiple Web | Nagpur, Maharashtra Contract (2025 - Present)
Current

Leading Shopify development projects with focus on custom apps and checkout extensions.

  • Led multiple end-to-end Shopify development projects, from planning to deployment.
  • Expert in custom Shopify apps, including webhook handling, queue jobs, and high-traffic optimization.
  • Specialized in Shopify Checkout Extensions, improving conversion, UX, and merchant workflows.
  • Built scalable, performance-optimized solutions for fast-growing eCommerce brands.
  • Proficient in Liquid, React, Laravel, and Shopify APIs, enabling deep platform customization.
  • Experience handling high Shopify webhook volumes (50+ orders/min) with robust backend architecture.
  • Improved theme performance and user experience through advanced JavaScript and Shopify theme optimization.
  • Delivered merchant-friendly tools for product management, analytics, and automation.

Senior Shopify Developer

Firebrand Digital | Sydney, NSW 2066, AU Full-time (2021 - 2025)
4 years

Leading Shopify development projects with focus on custom apps and checkout extensions.

  • Built a Returns Booking App using Laravel, Shopify API, and React.js, processing 1,000+ return requests daily.
  • Developed Shopify Checkout UI Extensions for custom shipping rates, conditional payment methods, upsells, and promotional banners.
  • Created Shopify Functions apps with Remix for automated discount codes and "Buy X, Get Y" promotions.
  • Implemented Cart Transformation API for dynamic product bundling, enhancing average order value.
  • Built a custom Address Validation Checkout Extension to reduce failed deliveries.
  • Migrated a legacy Shopify theme to Online Store 2.0, resulting in improved UI/UX and faster page loads.
  • Managed and optimized two Shopify stores (bags & apparel), improving conversion rates and user experience.

Shopify Developer

Altius | Vashi, Navi Mumbai - 400705 Full-time (2019 - 2020)
1 year

Developed multiple Shopify e-commerce stores and custom integrations.

  • Built multiple Shopify apparel e-commerce stores with theme-based filtering using JSON & JavaScript, and displayed color variants as individual products on collection pages.
  • Developed a subscription-based WordPress website with Stripe recurring payments fully integrated for seamless user billing.
  • Redesigned a Magento 2.0 e-commerce platform, streamlining product navigation and improving performance for large catalog browsing.

Web Developer

Vowel Web | Nagpur - 440030 Full-time (2017 - 2018)
1 year

Developed custom Shopify apps and WordPress plugins.

  • Customized Shopify and WordPress themes to enhance user experience and improve UI consistency.
  • Developed multiple custom Shopify apps including Product Image Customizer, Payment Plan App, Promo App, and Post-Upsell App.
  • Built Product Image Customizer (Laravel, Shopify API, PHP) – Enabled merchants to add custom prints to products and auto-generate SKUs.
  • Created Payment Plan App (Stripe, Shopify) – Allowed flexible, installment-based payments for customers.
  • Developed Promo App – Automated discount logic and promotional campaigns within the storefront.
  • Built Post-Upsell App – Added post-purchase upsell offers, increasing average order value (AOV).
  • Built a WooCommerce Product Filter Plugin for WordPress, significantly improving product discoverability and user engagement.
Contact

Contact With Me

Sultan Ahmad

Sultan Ahmad

I am available for freelance work. Connect with me via and call in to my account.

Phone: +91-9623858756 Email: contact@sultanahmad.in
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