WillDom (DengueChat+) — Fullstack Developer

Feb 2025 — Present (8 months)

Expo React TypeScript Ruby on Rails

• Assumed sole ownership of the entire stack, including the mobile app, web app, and REST API.
• Resolved several long-standing issues in our offline layer.
• Traveled to Peru to see how the methodology was being implemented with the tools we built.

Fundación Paraguaya (Poverty Stoplight) — Senior Frontend Developer

Mar 2022 — Feb 2025 (2 years 11 months)

React/Next.js RN/Expo TypeScript Google Maps/Mapbox Vite

• Maintained primarily a Web App and a Mobile App, working extensively with React, React Native, MUI and Redux.
• Built an API that outputs well designed and localized email templates. Built with Next.js, MJML and MDX.
• Led the migration of the Web App project (80K LOC) to TypeScript and TanStack Query, resulting in a huge reduction of bugs and far more confidence when refactoring.
• Through various reimplementations, I reduced the monthly cost of our operations by approximately $1547.
• Adopted Expo for our mobile application. Improving the development experience when working with the project, reduced the amount of deprecated/not-so-well maintained libraries and will allow us to move faster in the future.
• Migrated the whole Web App frontend project from Create React App (Webpack) to Vite. Reducing the development build time from 1 minute and 30 seconds to less than 1.2 seconds, saving us countless hours in the long run.
• Containerized a huge Spring Boot/PostgreSQL application with Docker. Giving the frontend team a better development experience when integrating features with the backend.

Freelance

Feb 2020 — Mar 2022 (2 years 1 month)

Angular Ionic Capacitor RxJS WordPress

• Worked on a lot of projects with WordPress and its ecosystem. Especially using Elementor, WooCommerce and Crocoblock.
• Developed a Mobile App and a Web App (admin site for the Mobile App) for one of the largest social clubs in my country. Built with Angular and Ionic. Also learned a lot about RxJS.
• Worked with Docker and a lot of hosting providers to manage most WordPress instances.

Girolabs — Technical Coordinator

Aug 2019 — Feb 2020 (6 months)

• Helped out to solve issues with implementations that prevented the team from making progress.
• Researched and implemented new technologies, methodologies and tools into the team's workflow.
• Trained and advised new teammates and interns.

Girolabs — Project Manager

Jul 2019 — Aug 2019 (1 month)

• Managed the timings of the projects for all of our customers.
• Was in charge of managing the relationship between the client and the team.

Girolabs — Visual & Frontend Developer, UI Designer

Aug 2016 — Jul 2019 (2 years 11 months)

Angular Ionic Cordova WordPress

• Developed a lot of custom themes for WordPress from scratch.
• Worked in a couple of apps with Angular and Ionic.
• Was in charge of producing almost all of the development work for our customers.
• Also in charge of the UI/UX design for all of the projects.