Hi, I'm Juan!

Senior Software Engineer from the Buenos Aires Institute of Technology 🇦🇷

MSc in Software Engineering from FH Technikum Wien 🇦🇹

This is my portfolio and a collection of the things I've learned and created!


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Senior Software Engineer

August 2021 - present
Mercado Libre
Buenos Aires, Argentina
▪ Worked with distributed teams that deployed hundreds of A/B experiments and flags for millions of users ▪ Lead efforts in developing tools that gave teams observability and governance over their feature flags ▪ Played a key role in building SDKs (Android, iOS) for the migration of the company’s feature flag solution ▪ Mentored colleagues, produced RFCs, conducted interviews, made postmortems, was part of weekly on-calls ▪ Proposed and implemented the use of a task-planning tool for the entire area (20+ members)

Full Stack Software Engineer

July 2020 - July 2021
Vienna, Austria
Developed a personal finance site for global users to organize their invoices, bank accounts and clients. ▪ Built core features and improved the reliability of systems that helped increase users by 5x

Backend Engineer

September 2018 - April 2019
Buenos Aires, Argentina
▪ OOP designed and developed an educational platform in .NET Core for schools in Spain and Latin America ▪ Responsible for PostgreSQL management, AWS & Docker deployment, GitHub Pull Requests reviewing ▪ Delivered team-minded features continuously with Scrum




A restaurant table management web application with Spring, Hibernate and Jersey built under Scrum iterations and deployed to a Tomcat server with ReactJS as the front-end.

Recipe Book

Recipe book app built with Angular.

Pedestrian Dynamics

Pedestrian dynamics simulation in Java evacuating a room. Data analysis in Python and Octave.

Credit Card Fraud

Anomaly detection methods to find credit card fraud cases.

Counterfactuals with Health Treatment Analysis

Master Thesis: Analysis of Counterfactuals with Statistical Inference System.