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I’m Waleed Sultan, a Lead Shopify Developer and software engineer with 10+ years of experience building and scaling eCommerce platforms. I lead Shopify development initiatives end-to-end—turning product and growth priorities into technical plans, delivering storefront improvements, and ensuring smooth QA and launches. I specialize in high-volume Shopify Plus operations, recurring subscriptions (including Recharge), theme architecture, checkout customization, and performance optimization (Core Web Vitals). Currently, I support CosmoTogether, an eCommerce business with millions in monthly sales and 150,000+ active subscribers, partnering closely with product and marketing teams to improve customer experiences and drive measurable results.…I’m Waleed Sultan, a Lead Shopify Developer and software engineer with 10+ years of experience building and scaling eCommerce platforms. I lead Shopify development initiatives end-to-end—turning product and growth priorities into technical plans, delivering storefront improvements, and ensuring smooth QA and launches. I specialize in high-volume Shopify Plus operations, recurring subscriptions (including Recharge), theme architecture, checkout customization, and performance optimization (Core Web Vitals). Currently, I support CosmoTogether, an eCommerce business with millions in monthly sales and 150,000+ active subscribers, partnering closely with product and marketing teams to improve customer experiences and drive measurable results.

WALEED SULTAN

Web Developer, Programmer, eCommerce Developer, +5

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I’m Waleed Sultan, a Lead Shopify Developer and software engineer with 10+ years of experience building and scaling eCommerce platforms. I lead Shopify development initiatives end-to-end—turning product and growth priorities into technical plans, delivering storefront improvements, and ensuring smooth QA and launches. I specialize in high-volume Shopify Plus operations, recurring subscriptions (including Recharge), theme architecture, checkout customization, and performance optimization (Core Web Vitals). Currently, I support CosmoTogether, an eCommerce business with millions in monthly sales and 150,000+ active subscribers, partnering closely with product and marketing teams to improve customer experiences and drive measurable results.…I’m Waleed Sultan, a Lead Shopify Developer and software engineer with 10+ years of experience building and scaling eCommerce platforms. I lead Shopify development initiatives end-to-end—turning product and growth priorities into technical plans, delivering storefront improvements, and ensuring smooth QA and launches. I specialize in high-volume Shopify Plus operations, recurring subscriptions (including Recharge), theme architecture, checkout customization, and performance optimization (Core Web Vitals). Currently, I support CosmoTogether, an eCommerce business with millions in monthly sales and 150,000+ active subscribers, partnering closely with product and marketing teams to improve customer experiences and drive measurable results.

Available to hire

I’m Waleed Sultan, a Lead Shopify Developer and software engineer with 10+ years of experience building and scaling eCommerce platforms. I lead Shopify development initiatives end-to-end—turning product and growth priorities into technical plans, delivering storefront improvements, and ensuring smooth QA and launches.

I specialize in high-volume Shopify Plus operations, recurring subscriptions (including Recharge), theme architecture, checkout customization, and performance optimization (Core Web Vitals). Currently, I support CosmoTogether, an eCommerce business with millions in monthly sales and 150,000+ active subscribers, partnering closely with product and marketing teams to improve customer experiences and drive measurable results.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Language

English

Intermediate

Urdu

Advanced

Work Experience

Lead Shopify Developer at Bright Byte (Cosmo Technologies / CosmoTogether)

September 1, 2025 - Present

Lead Shopify development and eCommerce growth initiatives for CosmoTogether, a high-volume recurring-subscription store (kids smartwatch) with millions in monthly sales and 150,000+ active subscribers (business-reported). Partner with product, marketing, and design to prioritize opportunities, estimate work, own technical plans, and deliver storefront experiences from requirements through QA and launch. Own theme development and merchandising/promotional launches, Shopify Markets work, and integrations with a focus on conversion and operational reliability. Coordinate subscription workflows and engineering execution including Recharge processes, customer migration testing, payment integrations, and cross-team troubleshooting.

Principal Software Engineer at ZEPCOM

April 1, 2024 - September 1, 2025

Led custom Shopify theme development and Online Store 2.0 migrations using reusable Liquid sections, JSON templates, and metaobjects. Improved storefront performance and maintainability, including projects reaching Lighthouse scores of 90+ through asset and app optimization.

Principal Software Engineer at All Shore Talent

March 1, 2024 - Present

Led Shopify theme development projects from scratch with a focus on performance, accessibility, and scalability. Built custom sections/blocks and advanced storefront features using Liquid, metaobjects, and JSON templates. Executed speed optimization including minification, code splitting, image/CDN strategy, and app bloat reduction—delivering 90+ Lighthouse scores. Migrated legacy themes to Online Store 2.0 and standardized component architecture across stores.

Senior Software Engineer at Purelogics

September 1, 2020 - March 1, 2024

Delivered high-performance Shopify stores aligned to Figma designs, including custom themes and app integrations. Implemented optimization sprints to improve Core Web Vitals using techniques such as script deferral, critical CSS, and caching improvements. Developed reusable sections, landing pages, and theme extensions to accelerate delivery across brands. Owned analytics and marketing integrations including GA4, GTM, Meta Pixel, Klaviyo, and Recharge.

Software Engineer at Nexconcept

April 1, 2016 - September 1, 2020

Built a Workforce Management System using Laravel/CodeIgniter and MySQL, implementing core features and APIs. Improved performance through query/index optimization and caching. Maintained code quality and tests while supporting ongoing system enhancements.

Web Developer at World Academy

August 1, 2015 - April 1, 2016

Contributed to a Learning Management System using PHP/WordPress/JavaScript. Shipped features and UI improvements while ensuring responsive behavior and reliability.