Simera Professional Key (SPK)

Gustavo Adolfo R

Colombia

Senior Shopify & Frontend Developer

$ 5,300/month

10 yrs exp

Frontend developer with over 11 years of experience building scalable React applications and Shopify storefronts. Proven track record delivering full-featured e- commerce solutions (Shopify Plus, headless Storefront API) and custom React/TypeScript apps for clients like Disney, Walmart, and high-volume Shopify merchants. Expertise in Liquid theming, performance optimization, reusable component libraries, and unit testing. Seeking a role where I can leverage both deep Shopify knowledge and React/…

Skills

  • Docker
  • JavaScript
  • MongoDB
  • MySQL
  • Node.js
  • PHP
  • PostgreSQL
  • Python
  • React
  • Redux
  • Typescript
  • Vue.js
  • Webpack
  • JavaScript ES6
  • AWS Lambdas
  • Heroku
  • Jest
  • Phyton
  • React Native
  • ReactJS
  • Shopify
  • Vite
  • Zustand
  • Python/R
  • React.js
  • Python3
  • vercel
  • Nuxt.js
  • Paython
  • Nest.js
  • Next.js
  • React js
  • Next js
  • React,js
  • React,js

Gustavo Adolfo R

Colombia

Senior Shopify & Frontend Developer

$ 5,300 /month

10 yrs exp

Frontend developer with over 11 years of experience building scalable React applications and Shopify storefronts. Proven track record delivering full-featured e- commerce solutions (Shopify Plus, headless Storefront API) and custom React/TypeScript apps for clients like Disney, Walmart, and high-volume Shopify merchants. Expertise in Liquid theming, performance optimization, reusable component libraries, and unit testing. Seeking a role where I can leverage both deep Shopify knowledge and React/…

Skills

  • Docker
  • JavaScript
  • MongoDB
  • MySQL
  • Node.js
  • PHP
  • PostgreSQL
  • Python
  • React
  • Redux
  • Typescript
  • Vue.js
  • Webpack
  • JavaScript ES6
  • AWS Lambdas
  • Heroku
  • Jest
  • Phyton
  • React Native
  • ReactJS
  • Shopify
  • Vite
  • Zustand
  • Python/R
  • React.js
  • Python3
  • vercel
  • Nuxt.js
  • Paython
  • Nest.js
  • Next.js
  • React js
  • Next js
  • React,js
  • React,js

Senior Shopify & Frontend Developer

BairesDev
January 2023 - present

• Developed headless cart/checkout flows with Next.js + TypeScript consuming Shopify Storefront API; managed cart state in Redux and integrated analytics. • Created Shopify App UI with React/TypeScript to manage custom Metafield editor. • Collaborated with designers to implement pixel-perfect Liquid templates, ensuring 100 % alignment with Figma layouts. • Wrote and maintained Jest unit tests for React components and Cypress end- to-end tests for checkout flows.

Senior Web UI Developer / React Native Developer

Globant
February 2022 - January 2023

• Architected a tourism e-commerce platform: monorepo in NX, frontend in Next.js + TypeScript, backend microservices in Node.js and GraphQL. • Developed reusable React component library (buttons, modals, carousels) documented in Storybook; • Built React Native screens (TypeScript) for Bice Bank mobile app: transactions notifications, secure login; maintained >80 % test coverage. • Optimized Lighthouse scores from 55 to 85 (mobile) by implementing code splitting, dynamic imports, and image optimization strategies.

Semi-Senior Frontend Developer

Zemoga
December 2020 - February 2022

• Developed React + TypeScript modules for Walmart and Sony—integrated GraphQL queries against Drupal headless CMS for product catalogs. • Implemented performance improvements (lazy loading, route-based code splitting) reducing bundle size by 30 %. • Refactored legacy JavaScript components into React with TypeScript, enhancing maintainability and enabling type safety. • Collaborated with UX team to accomplish WCAG 2.1 AA compliance for e- commerce UI elements.

Web UI Developer

Globant
April 2018 - December 2020

• Maintained and improved B2B portals for Disney and Deloitte; • Assisted with partial migrations of existing PHP/JavaScript codebases to Node.js + React; created RESTful endpoints for product management dashboards. • Conducted performance audits and implemented solutions to improve Time to Interactive (TTI) and First Input Delay (FID).

Full Stack Developer

Sigma Studios
September 2017 - April 2018

• Built custom Shopify, WooCommerce, and Magento storefronts; designed React front-ends (TypeScript) for dynamic catalog filters and interactive UI components. • Developed React Native features (TypeScript) for client mobile apps, focusing on responsive UIs and Redux state management.

Full Stack Developer

Mirak
April 2017 - August 2018

• Defined tech stack standards (Laravel + React/TypeScript) and enforced coding guidelines across projects. • Built Laravel (PHP) backends and React (TypeScript) frontends for internal management tools, including inventory and order tracking.

Junior Web Developer

Smadit
January 2016 - December 2016

• Developed custom WordPress themes and plugins; introduced modular Sass/SCSS architectures.

Smart Scores

Communication
80
Role Fit
100
Adaptability
80
Problem-solving
60

Smart Skills

beta