Senior Shopify Developer - 7+ Years E-commerce Expert

Muhammad Jahanzaib

Senior Shopify Developer

Little Rock, Arkansas, United States

**********.*****@*****.*** +1-501-***-****

Professional Summary

Senior Shopify Developer with 7+ years of experience architecting, customizing, and scaling Shopify Plus stores for global brands and agencies. Specialized in Liquid, Checkout Extensibility, custom app development. Adept at creating high-performing, conversion-focused ecommerce solutions, integrating third-party systems, and delivering pixel-perfect UI/UX. Known for solving complex challenges, driving measurable revenue growth, and delivering enterprise-ready Shopify ecosystems. Core Competencies

• Shopify & Shopify Plus: Liquid, Sections, OS 2.0, Checkout Extensibility

• Custom Apps & APIs: Node.js, Express, PHP, GraphQL, REST APIs • Integrations: Klaviyo, Recharge, ShipStation, Stripe, PayPal, Net Terms • Headless Commerce: Shopify Hydrogen, React, Next.js

• Automation & Webhooks: Order, cart, customer flows

• Performance Optimization: SEO, A/B Testing, CRO strategies

• Frontend: HTML5, SCSS, JavaScript (ES6+), Handlebars, Liquid

• DevOps & Tools: Git, Docker, Postman, CI/CD pipelines

• Theme Customization & Migration: Store setup, custom themes, data migration, and Shopify Plus upgrades

• Analytics & Reporting: Google Analytics, GA4, Shopify Analytics, custom dashboards for data-driven decisions

Experience

Creative Ecommerce – Remote

Senior Shopify Developer

2020 – Present

• Led Shopify and WordPress development for global clients across retail, D2C, and B2B.

• Engineered custom Shopify themes, plugins, and storefronts with pixel-perfect UI.

• Integrated third-party tools & APIs (Klaviyo, ShipStation, Recharge) for scalable growth.

• Collaborated with design/marketing teams to deliver conversion-focused ecommerce. Independent Contracts – Remote

Senior Shopify Expert / Full Stack Developer

2022 – 2024

• Delivered 50+ Shopify Plus projects (theme customizations, app integrations, headless builds).

• Built custom checkout extensions for ACH, Net30, and advanced payment logic.

• Migrated large-scale ecommerce stores from BigCommerce/WooCommerce Shopify Plus.

• Developed Hydrogen + React headless storefronts for lightning-fast user experiences.

• Established long-term Upwork client relationships with 5-star reputation. Mo Jewelers and Diamonds LLC – Remote

Shopify Developer (Contract)

2017 – 2020

• Customized Shopify storefront for luxury jewelry brand.

• Developed advanced product filtering, custom checkout experiences, and integrations.

• Improved mobile responsiveness, SEO, and conversions. Notable Projects

• Moonlander Configurator: Built advanced Shopify funnel for vehicle customization with line-item property tracking.

• Recharge Subscription Migration: Migrated 1,000s of WooCommerce subscriptions Shopify + Recharge.

• Wholesale Portal: Developed gated B2B Shopify portal with custom pricing & Net30 terms.

• Custom Checkout Extensibility: Implemented ACH payments & automated invoicing via Node.js + APIs.

• Headless Storefront (Hydrogen + React): Boosted Lighthouse scores by 40% for lifestyle brand.

Education

University of Arkansas at Little Rock

Bachelor of Science (B.S.) – Civil Engineering

2018 – 2022

Portfolio Links

https://www.nothingfishy.co/

https://teaspressa.com/

https://bestperfume.store