Sayanthan Sathyabalan

Available to hire

Experienced Shopify Developer specializing in Shopify theme customization, Shopify Liquid, bug fixing, performance optimization, and responsive eCommerce development.

About

Experienced Shopify Developer specializing in Shopify theme customization, Shopify Liquid, bug fixing, performance optimization, and responsive eCommerce development. Has experience with WooCommerce to Shopify migration, custom sections, and app integrations.

Serves as Director at XLOXI PVT LTD, delivering Shopify development, customization, migration, maintenance, UI improvements, and eCommerce solutions for business clients.

Languages

  • EnglishAdvanced

Industry experience

  • Software & Internet
  • Retail
  • Computers & Electronics

Projects · 11

Developed Approvefy, a Shopify app designed for B2B and B2C customer registration and approval workflows.

https://www.twine.net/signin

The app includes custom registration forms, manual and automated approval options, customer tagging, conditional logic, multi-step registration and business account management functionality.

The goal was to give Shopify merchants more control over customer onboarding, especially for wholesale, dealer, reseller and distributor registration workflows.

Developed and customized a Shopify eCommerce store for ShopRavi with a focus on responsive design, usability and a smooth shopping experience.

https://www.twine.net/signin

The project included custom Liquid development, HTML, CSS and JavaScript customization, mobile optimization, product presentation improvements and UX enhancements.

The goal was to build a clean, fast and user-friendly Shopify store that performs well across desktop and mobile devices.

  • App Developer
  • CMS Developer
  • eCommerce Developer
  • +6

Developed Offrefy, a Shopify app designed for quantity breaks, volume discounts, bulk pricing and flexible promotional campaigns.

https://www.twine.net/signin

The app helps Shopify merchants create scalable discount offers with advanced pricing rules and supports multiple active promotions for different products and collections.

The focus was on building a reliable, merchant-friendly Shopify app with a simple setup process and flexible discount functionality.

  • App Developer
  • eCommerce Developer
  • Web Designer
  • +1

Developed and customized a Shopify eCommerce store for Top Recharge with a focus on responsive design, usability, performance and custom functionality.

https://www.twine.net/signin

The project included custom Liquid, HTML, CSS and JavaScript development, mobile optimization, layout improvements and UX enhancements.

The goal was to create a fast, reliable and user-friendly Shopify shopping experience across desktop and mobile devices.

  • eCommerce Developer
  • Web Designer
  • Web Developer

Developed and customized a Shopify eCommerce store for KawK with a focus on responsive design, product presentation and user experience.

https://www.twine.net/signin

The project included custom Liquid development, HTML, CSS and JavaScript customization, mobile optimization, layout improvements and custom Shopify functionality.

The goal was to create a clean, modern and user-friendly shopping experience across desktop and mobile devices.

  • eCommerce Developer
  • Web Designer
  • Web Developer

Developed and customized a Shopify eCommerce store for ShopRavi with a focus on responsive design, usability and a smooth shopping experience.

https://www.twine.net/signin

The project included custom Liquid development, HTML, CSS and JavaScript customization, mobile optimization, product presentation improvements and UX enhancements.

The goal was to build a clean, fast and user-friendly Shopify store that performs well across desktop and mobile devices.

  • eCommerce Developer
  • Web Designer
  • Web Developer

Developed and customized a professional B2B Shopify wholesale store for ABM Grossiste, focused on food, beverages and everyday products.

https://www.twine.net/signin

The project included custom Liquid development, theme customization, product catalogue improvements, responsive design, mobile optimization and functionality tailored for professional and wholesale customers.

The goal was to create a fast, scalable and user-friendly Shopify store that makes wholesale purchasing simple and efficient.

  • eCommerce Developer
  • Web Designer
  • Web Developer

Developed and customized a B2B Shopify eCommerce store for AJ Foods, focused on the food and wholesale sector.

https://www.twine.net/signin

The project included product catalogue structuring, custom Shopify development, responsive design, mobile optimization, usability improvements and performance enhancements.

The goal was to create a clean, fast and easy-to-navigate wholesale shopping experience for professional customers.

  • eCommerce Developer
  • Web Designer
  • Web Developer

Developed and customized a professional B2B Shopify wholesale store for Proxi Retails using the Warehouse theme.

https://www.twine.net/signin

The project included custom Liquid, HTML, CSS and JavaScript development, VAT-inclusive pricing functionality, custom promotion and catalogue sections, responsive mobile optimization, performance improvements, Core Web Vitals optimization and technical SEO.

The goal was to create a fast, scalable and user-friendly wholesale shopping experience tailored to professional customers.

  • eCommerce Developer
  • Web Designer
  • Web Developer

Developed and customized a professional B2B Shopify store for ProxiDis Pro using the Hyper theme.
https://www.twine.net/signin
The project included custom Liquid, HTML, CSS and JavaScript development, responsive design, wholesale catalogue optimization, quantity breaks, volume discounts, and B2B customer registration and approval workflows.

The goal was to create a scalable, user-friendly Shopify experience tailored for retailers, resellers and wholesale customers.

  • eCommerce Developer
  • Web Designer
  • Web Developer

Developed and customized a professional B2B Shopify wholesale store for KritePro using the Enterprise theme.
https://www.twine.net/signin

The project included custom Liquid, HTML, CSS and JavaScript development, responsive design, product catalogue improvements, performance optimization, mobile usability enhancements and custom functionality for wholesale customers.

The goal was to build a fast, reliable and user-friendly Shopify store tailored to the needs of B2B buyers.

  • eCommerce Developer
  • Web Designer
  • Web Developer

Work experience· 9 roles

Shopify App Developer · OffrefyJun 2026 – Present · 6 mos

Developed Offrefy, a Shopify app for quantity breaks, volume discounts, bulk pricing and flexible promotional campaigns. Built scalable discount functionality for merchants who need advanced pricing rules and multiple active offers. App URL: https://apps.shopify.com/offrefy

Shopify App Developer · ApprovefyMay 2026 – Present · 7 mos

Developed Approvefy, a Shopify B2B customer registration and approval app with custom registration forms, manual and automated approval workflows, customer tagging, conditional logic and business account management features.

Shopify Developer · ABM GrossisteNov 2025 – Present · 1 yr 1 mo

Developed and customized a B2B wholesale Shopify store for food, beverages and everyday products. Worked on theme customization, custom Liquid development, product catalogue improvements, responsive design and functionality tailored for professional customers.

Shopify Developer · AJ FoodsOct 2025 – Present · 1 yr 2 mos
Shopify Developer · KriteProFeb 2025 – Present · 1 yr 10 mos
Shopify Developer · ShopRaviSep 2024 – Present · 2 yrs 3 mos
Shopify Developer · KawKSep 2024 – Present · 2 yrs 3 mos
Shopify Developer · Top RechargeApr 2024 – Present · 2 yrs 8 mos

Certifications and awards

Shopify Development Certification2025 – 2026

Completed professional training in Shopify development, Liquid, theme customization, app integration and eCommerce development.

Testimonials · 5.0 from 1 review

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