Matias – React, AI-assisted coding, Node.js, experts in Lemon.io

Matias

From Argentina (UTC-3)flag

Full-stack Web Developer|Middle-to-senior
Back-end Web Developer|Middle-to-senior

Matias – React, AI-assisted coding, Node.js

Matias is an experienced full-stack developer with nearly two decades of hands-on experience across PHP, JavaScript, Vue, React, and Node.js, bringing a rare combination of technical breadth and real-world business acumen. He co-founded and built a startup from the ground up over five years, which gave him strong intuition for translating technical decisions into business value — making him a natural fit for client-facing or product-focused environments. He demonstrates solid practical knowledge of databases, async JavaScript, and React/TypeScript, thinking in terms of component contracts and types from the start. Matias is a reliable, business-minded generalist who works well with non-technical stakeholders and adapts quickly to new challenges.

20 years of commercial experience in
E-commerce
Hospitality
Proptech
Main technologies
React
6 years
AI-assisted coding
1 year
Node.js
6 years
PHP
20 years
JavaScript
20 years
Vue.js
5 years
Laravel
10 years
Next.js
4 years
Typescript
3 years
Additional skills
AWS
Direct hire
Possible
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Experience Highlights

Fullstack Web Developer Senior
Aug 2025 - Jun 202610 months
Project Overview

The Most Widely Deployed Open Source Cloud Software in the World.

Responsibilities:
  • Migrated legacy pages from SilverStripe (PHP) to Gatsby (ReactJS).
  • Created Gatsby microsites.
  • Implemented OpenAPI in Laravel APIs.
  • Implemented OpenAPI in Django APIs.
  • Performed reverse engineering to document more than 1200 API endpoints.
Project Tech stack:
React
PHP
Laravel
Node.js
Docker
Python
Django
OpenAPI
Senior Web Developer / Freelancer / Contractor
Jan 2024 - Nov 20251 year 9 months
Project Overview

SaaS multi-tenant platform created from the ground up.

Responsibilities:
  • Built the platform from the ground up.
  • Developed a PHP Laravel API.
  • Developed the Next frontend UI.
Project Tech stack:
PHP
Laravel
Next.js
Senior Web UI Developer
Jan 2024 - May 20244 months
Project Overview

Shopify ecommerce project. Enhance loading times and code execution.

Responsibilities:
  • Enhanced performance from 16s to 0.8s load time to user interaction.
  • Changed JavaScript code to improve performance and avoid locking times.
  • Improved home page video loading from 24s to less than 1s using advanced streaming techniques.
  • Detected bottlenecks in code to optimize.
  • Served as keynote speaker in a performance seminar for junior developers.
Project Tech stack:
Shopify
liquid
JavaScript
jQuery
Senior Fullstack Web Developer
Mar 2023 - Aug 20235 months
Project Overview

Pest control for property management companies and homeowners.

Responsibilities:
  • Created the SDK code to submit pest control requests from any web page.
  • Moved part of the project to React and into a new way of doing software.
  • Fixed bugs in the legacy code.
  • Integrated the legacy code with the new React code.
  • Solved various database issues in the legacy code.
  • Solved database synchronization between old and new tables.
Project Tech stack:
Next.js
React
PHP
Laravel
CodeIgniter
Docker
AWS
Senior Full Stack Developer
Nov 2021 - Jan 20231 year 2 months
Project Overview

Real Estate SaaS as a marketplace platform.

Responsibilities:
  • Developed a Node API in Express.js with Typescript.
  • Built the frontend in React from scratch.
  • Delivered pixel-perfect frontend implementation.
Project Tech stack:
Typescript
Node.js
React
Next.js
Docker
Express.js
Senior Full Stack Developer
Mar 2021 - Nov 20218 months
Project Overview

Temporary rental agency for luxury villas around the globe.

Responsibilities:
  • Stabilized the old system so the business could continue operating while a new system was designed and developed.
  • Created a calendar synchronization process across different providers using PHP Laravel.
  • Improved response time and reduced downtime of the internal process.
  • Laid the groundwork for online payments.
  • Debugged and improved the connection with the ERP.
  • Debugged and improved the connection with CRM (Zoho).
Project Tech stack:
Node.js
Vue.js
PHP
PostgreSQL
MongoDB
Laravel
Lead Developer
May 2020 - Jan 20218 months
Project Overview

Apps and games monetization company

Responsibilities:
  • Developed internal business support software.
  • Implemented strategic changes within the core Ad Server infrastructure.
  • Led and contributed to disruptive projects in ad tech and digital innovation.
  • Participated in analysis and decision-making processes with the team.
Project Tech stack:
Node.js
Vue.js
PHP
MongoDB
MySQL
PostgreSQL
ElasticSearch
BigQuery
Senior Web Developer / Freelancer / Contractor
May 2007 - May 201811 years
Project Overview

This is a temporary rental agency of apartments in Buenos Aires City.

I have built their entire systems from the ground up.

Responsibilities:
  • Main ecommerce site for booking
  • Payment integration
  • Payment links when the booking needs confirmation
  • Backoffice site for sales
  • Backoffice site for maintenance and cleaning
  • Slack integration for cleaning notifications
  • Third party integrations
  • Calendars Synchronization.
Project Tech stack:
PHP
CodeIgniter
Nuxt.js
Vue.js
Co-Founder, CTO and Senior Developer
Mar 2012 - Dec 20164 years 9 months
Project Overview

A Startup multi-tenant platform for temporary accommodation rentals targeting the Latin-American market.

Responsibilities:
  • Spearheaded the development of aluPays, a proprietary credit card processing solution with its own API and full integration.
  • Led a multidisciplinary team of designers and developers to build the platform from the ground up.
  • Oversaw day-to-day operations.
  • Managed budgets.
  • Ensured alignment between product development and business goals.
Project Tech stack:
PHP
Laravel
CodeIgniter
CakePHP
jQuery
JavaScript
MariaDB
MongoDB
React

Education

2005
System Analysis
Systems Analyst

Languages

Spanish
Advanced
Italian
Pre-intermediate
English
Advanced

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