"Led data engineering repositories across projects, reviewing the data team's pull requests and code refactoring to standardize ETL scripts at the company level. Supervise the back end development environment set up at the beginning of projects, prepared and conducted training sessions for clients and interns as well, including extensive documentation on our back-end technologies in order to provide a better development experience and mentorship. Public Sector: - ETL design, RESTful API implementation, bug fixing, other back end operations for DataUSA (https://datausa.io/) - Ranking algorithms implementation for Chilecracia (https://chilecracia.org/) - ETL design for the Observatory of Economic Complexity (https://oec.world/) - ETL design for TradeEstonia (https://data.stat.ee/) - ETL refactoring for DataChile (https://es.datachile.io/)"