Vignesh DeveloperFrontend developer | Shopify expert
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import React from 'react';
export default function Hero() {
return <section />;
}
const data = await fetch('/api');
import React from 'react';
export default function Hero() {
return <section />;
}
const data = await fetch('/api');
// Shopify headless
function addToCart(id) {
return cart.add({ id });
}
export { addToCart };
// Shopify headless
function addToCart(id) {
return cart.add({ id });
}
export { addToCart };
npm run build
git push origin main
export const runtime = 'edge';
async function Page() {}
npm run build
git push origin main
export const runtime = 'edge';
async function Page() {}
{% for product in products %}
{{ product.title }}
{{ product.price | money }}
{% endfor %}
{% for product in products %}
{{ product.title }}
{{ product.price | money }}
{% endfor %}
Available for opportunities

Hello, I'm

Vignesh Sathyamoorthy

Senior Frontend Engineer & Tech Lead

React · Next.js · Shopify · Headless Commerce

Senior Frontend Engineer with 10+ years building high-performance web applications and e-commerce for global brands including Coty, O'Reilly Auto Parts, Redsea, and Universal Music Group. I lead frontend and Shopify teams, ship headless commerce at scale, and care about clean architecture, Core Web Vitals, and mentoring engineers.

View Projects →Get in Touch
shopify-cart.js
JavaScript0/302
shopify-cart.js
JavaScript0/302

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  • 10+

    Years Experience

  • 15+

    Countries Served

  • 10+

    Production Apps

  • 4+

    Industry Verticals

Brands I've built for

◆Kylie Jenner Cosmetics◆Philosophy◆O'Reilly Auto Parts◆Universal Music Group◆Redsea Retail◆Coty Inc.◆Orveda◆RedIY Australia◆Jifflenow◆Kylie Jenner Cosmetics◆Philosophy◆O'Reilly Auto Parts◆Universal Music Group◆Redsea Retail◆Coty Inc.◆Orveda◆RedIY Australia◆Jifflenow

Expertise

Core Skills

Frontend engineering, Shopify commerce, headless CMS, performance, and integrations.

F

Frontend Engineering

Frontend Development

  • 01

    React & React Hooks

  • 02

    Next.js

  • 03

    Gatsby

Explore Frontend
S

Commerce Systems

Shopify Development

  • 01

    Liquid templating

  • 02

    Shopify Theme Development

  • 03

    Shopify Storefront API

Explore Shopify
C

Content Architecture

Headless CMS

  • 01

    Strapi

  • 02

    Contentful

  • 03

    Builder.io

Explore CMS
P

Speed & Quality

Performance Optimization

  • 01

    Core Web Vitals

  • 02

    Lighthouse optimization

  • 03

    Image optimization

Explore Performance
I

Connected Platforms

API Integrations

  • 01

    REST & GraphQL APIs

  • 02

    Third-party service integration

  • 03

    Payment gateways

Explore Integrations
F

Frontend Engineering

Frontend Development

  • 01

    React & React Hooks

  • 02

    Next.js

  • 03

    Gatsby

Explore Frontend
S

Commerce Systems

Shopify Development

  • 01

    Liquid templating

  • 02

    Shopify Theme Development

  • 03

    Shopify Storefront API

Explore Shopify
C

Content Architecture

Headless CMS

  • 01

    Strapi

  • 02

    Contentful

  • 03

    Builder.io

Explore CMS
P

Speed & Quality

Performance Optimization

  • 01

    Core Web Vitals

  • 02

    Lighthouse optimization

  • 03

    Image optimization

Explore Performance
I

Connected Platforms

API Integrations

  • 01

    REST & GraphQL APIs

  • 02

    Third-party service integration

  • 03

    Payment gateways

Explore Integrations

5 skills · 3 visible

Portfolio

Featured Projects

Four highlights from global e-commerce and brand storefront work.

Coty Inc. — Multi-Brand Shopify Storefronts01

Coty Inc. — Multi-Brand Shopify Storefronts

Led frontend for 4 international Coty storefronts across 15+ countries with headless CMS, geo-redirection, and localisation.

  • Shopify
  • React
  • +4
O
02

O'Reilly Auto Parts — Microfrontend Platform

High-traffic React + AEM microfrontend platform with SSR/SSG for millions of monthly US visitors.

  • React
  • Adobe Experience Manager
  • +3
Redsea — Headless E-Commerce (Saudi Arabia)03

Redsea — Headless E-Commerce (Saudi Arabia)

Headless Shopify + Next.js storefront for one of Saudi Arabia's largest retail chains.

  • Next.js
  • Shopify
  • +2
Sir The Label — Fashion E-Commerce04

Sir The Label — Fashion E-Commerce

Premium fashion storefront with refined UX, lookbook-driven merchandising, and performant product discovery.

  • Shopify
  • React
  • +2
View all projects →

Career

Experience

Over a decade delivering frontend excellence across verticals, geographies, and scales.

  1. June 2025 – PresentPhoton · Chennai, India

    Tech Lead — Frontend & Shopify

    • Lead cross-functional frontend and Shopify app development teams with a focus on scalable architecture.
    • Defined technical roadmap for headless e-commerce builds, aligning engineering milestones with business goals.
    • Conduct regular code reviews, establish development standards, and mentor junior and mid-level engineers.
  2. Dec 2015 – June 2025Sedin Technologies · Chennai, India

    Senior Software Engineer (Frontend)

    • Delivered 10+ production-grade web applications across e-commerce, real estate, retail, and entertainment verticals for US, UK, AU, and Middle East clients.
    • Led frontend architecture for Coty Inc.'s multi-brand, multi-region Shopify storefronts serving 15+ countries.
    • Built O'Reilly Auto Parts microfrontend platform handling millions of monthly visitors with SSR/SSG.
    • Developed Redsea's headless e-commerce platform and UMG's Shopify Checkout Extension.
  3. 2017 – 2018Jifflenow (via Sedin) · Bangalore

    Senior Frontend Consultant

    • Built reusable core React component library for a meeting scheduling SaaS platform.
    • Optimised application performance for speed and scalability under concurrent user load.
  4. Oct – Dec 2015WonderWrks · Chennai, India

    UI Developer

    • Collaborated with design and backend teams to build responsive UI solutions for client-facing web applications.

Let's Connect

Open to remote opportunities

Based in Chennai, India. Available for remote Frontend, Shopify, or Tech Lead roles globally.

✉vignesh1714@gmail.com📱+91 99419 88403⌥GitHubinLinkedIn
Send a message
Vignesh DeveloperFrontend developer | Shopify expert

© 2026 Vignesh Sathyamoorthy. All rights reserved.

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