Uruguay / Costa Rica — Open to roles in the Americas (remote)

Michael Diego — Senior Frontend / Full Stack Engineer

13+ years building scalable, user-focused web applications. Specialized in React, Next.js, TypeScript with full-stack expertise in Node.js, GraphQL and relational databases. Pragmatic, product-driven, and focused on maintainability, performance, and end-user impact.

Skills

ReactNext.jsTypeScriptJavaScriptNode.jsGraphQLApolloPrismaTypeORMPostgreSQLReact QueryReduxSSR/SSGSEOJestPlaywrightWebpackCI/CDVercelDesign SystemsAccessibility (a11y)Performance Optimization

Featured Projects

Jump to experience

HUB Analytics – Financial Reporting Platform

2024–2025

Consolidated distributed databases into a single optimized schema; shipped full-stack features; faster reports and fewer sync issues.

ReactNode.jsTypeORMPostgreSQLReact Query

The Luupe – Marketing Website, Blog & Shared Library

2021–2023

Full CMS with Sanity for marketing site/blog; shared types + component library reused with the app; improved SEO and developer velocity.

Next.jsTypeScriptSanityGraphQLApolloPrisma

Ten-X – Real Estate Marketplace

2020–2021

Frontend lead for critical workflows; built micro-frontend patterns, multiple micro-services for the auction system, and shared components like the bidding calculator to unify UX across apps.

ReactReact QueryMicrofrontends

Selected Experience

Full Stack Engineer (Contract)

HUB Analytics
Jan 2024 – Jun 2025 · Remote
  • Consolidated distributed databases into a single optimized schema (TypeORM + PostgreSQL), fixing sync issues and improving query performance.
  • Built and shipped full-stack features with React, Node.js, and TypeORM; improved reporting workflows and data exports.
  • Modernized the frontend with reusable components and better state management (React Query).

Lead Software Engineer (Full-time)

The Luupe
Jun 2021 – Jan 2023 · Remote
  • Led rebuild of the marketing site using Next.js + TypeScript; improved SEO, performance, and maintainability.
  • Built a full CMS for marketing website and blog using Sanity; enabled editors to create and manage posts and pages.
  • Established a shared types + component library to keep design parity between the app and marketing site.
  • Reworked photo processing and asset library to support faster, more reliable media workflows.

Full Stack Engineer (Contract)

Mahisoft / Ten-X
Mar 2020 – May 2021 · Remote
  • Frontend lead for Ten-X using React and React Query; built and maintained micro-frontend patterns and shared UI primitives.
  • Created multiple micro-services for the auction system, enabling modular, scalable architecture.
  • Developed shared components across apps, such as the bidding calculator, to ensure consistent UX and reduce duplication.
  • Improved perceived performance and optimized data-fetching strategies across critical workflows.

Lead Frontend Engineer (Contract)

Mylk Guys
Nov 2018 – Dec 2019 · San Francisco (Hybrid)
  • Migrated to Next.js with SSR to improve crawlability and speed; refactored UI for a11y and mobile.
  • Partnered with product/marketing to ship user-facing features and cleaner navigation.

Full Stack Engineer (Self-employed)

Mahisoft Inc
May 2018 – Nov 2018 · Remote
  • Built a mortgage loan calculator with accurate estimates and streamlined application flow.
  • Developed React frontends with custom financial logic and form tooling.

Frontend Engineer (Contract)

WannaGo, LLC.
Jun 2017 – Apr 2018 · Los Angeles (Hybrid)
  • Developed restaurant discovery features using React, Next.js, and GraphQL; implemented SSR for SEO and speed.
  • Helped scale the product pre-acquisition; collaborated on UX and frontend architecture.

Frontend Engineer (Contract)

Citrusbyte
Nov 2015 – May 2017 · Remote
  • Built responsive dashboards and marketing pages for IoT initiatives with AT&T/Apple.
  • Delivered enhancements for connected-device platforms; SCSS/React/Redux stack.

Software Engineer (Full-time)

Moove-it
Jan 2015 – Dec 2015 · Austin (Hybrid)
  • Built frontend features for educational software (AngularJS); emphasized clean components and responsive UI.

Frontend Engineer (Full-time)

Oktana Corporation
Jan 2014 – Jan 2015 · New York (On-site)
  • Developed frontend components with Durandal/Knockout; integrated Node.js + MongoDB features across projects.

About

I build modern, maintainable products with a pragmatic mindset—balancing clean code, performance, and business impact. I’ve led architecture in fast-moving teams, delivered end-to-end features, and mentored developers. Strengths: UI architecture, reusable components/design systems, SSR/SEO, data-fetching patterns, and incremental modernization.

Details

  • Location: Uruguay / Costa Rica — Open to roles in the Americas (remote)
  • Languages: Spanish (native), English (professional), Italian (advanced)
  • Open to: Senior Frontend / Full Stack
  • Education: Universidad ORT Uruguay (2011–2016)

Let’s build something great

Want a quick intro call or to see more code? I can share deeper case studies, repos, and implementation details on request.