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Available for new projects

I build high-performance web applications with clean interfaces and scalable architecture.

I'm a full-stack developer with over 5 years of experience specializing in TypeScript, React, Next.js, Vue, and Node.js, building high-performance web applications and scaling e-commerce platforms to over 500,000 users using AWS infrastructure.

Mateo Betancur

Precision-driven engineering

I specialize in building fast, scalable, and user-focused web applications that solve real business challenges without sacrificing aesthetic quality.

5+ Years

Delivering production-ready web apps for agencies and startups, from e-commerce platforms to multi-tenant SaaS products.

Full-Stack

Proficient across the entire lifecycle, from database architecture to front-end micro-interactions.

Performance

Focus on core web vitals, accessibility, and high-performance SEO strategies.

Technical Arsenal

Tools and technologies I use to bring ideas to life.

Frontend

ReactVueNext.jsTypeScript

Backend

Node.jsExpress.js

Databases

PostgreSQLMySQL

Cloud

AWSAzure

Architecture

SSR/SSGMulti-tenant SaaS

Tools

CI/CDGitElectron
How I Can Help

Solving complex problems with code

Landing Pages

High-converting, responsive designs that load in milliseconds.

Web Apps

Complex application logic with seamless user experiences.

E-commerce

Custom storefronts integrated with Stripe, Shopify, or headless APIs.

SEO

Technical SEO optimization to ensure high search engine visibility.

APIs

Secure, scalable REST and GraphQL API development.

Dashboards

Real-time data visualization and admin management systems.

Backend

Robust server-side architecture and database management.

UI Modernization

Refactoring legacy frontends to modern, performant stacks.

Portfolio

Selected Brand Work

E-commerceShopifyCoffee

01

Café Canelo

A specialty Colombian coffee storefront presenting origin coffee, curated brewing kits, and the brand story behind Antioquia coffee culture.

Professional Journey

Frontend Developer

Neostella

07/2025 — Present

Building a multi-tenant SaaS desktop platform from the ground up — offline-first data layer with IndexedDB, granular role-based access control, real-time data grids, and a custom UI framework deployed cross-platform via Electron.

Fullstack Developer

DDB Software Agency

09/2023 — 06/2025

Scaled a high-traffic e-commerce platform to 500K+ users across Mexico by optimizing AWS infrastructure and caching layers. Delivered SEO-driven storefronts with SSR/SSG and led frontend development across React, Next.js, and Vue.

Fullstack Developer

Vinix Code

11/2020 — 07/2023

Shipped full-stack web products for agencies and startups — architecting REST APIs with Node.js/Express, building Vue and React frontends, and owning MySQL databases from schema design through production deployment.

A Proven Method

1

Discovery

Understanding goals, target audience, and technical constraints.

2

Planning

Sitemap, wireframes, and database schema design.

3

Dev

Iterative coding following clean architecture principles.

4

Testing

QA, performance tuning, and cross-device testing.

5

Launch

Deployment and post-launch monitoring.

Have a project or opportunity in mind?

I'm currently accepting new projects and consulting opportunities. Let's create something exceptional together.

Based in

Medellín, Colombia