Antonio – Django, Python, PostgreSQL

Antonio's entrepreneurial journey has been marked by innovation and persistence. This is one of his most validated endeavors, a startup dedicated to the strategic selection of lands for solar energy projects, utilizing state-of-the-art algorithms and data-driven insights.

• Conducted product validation;
• Conducted customer interviews to gather insights and feedback for product improvement;
• Developed product roadmaps to align with business goals and customer needs;
• Took ownership of the product lifecycle;
• Was responsible for software development.

This is a technology startup focused on optimising food production, where Antonio played a key role in enhancing a complex, real-time, and parallel software system operating on Windows. This software was initially developed by another team, requiring deep troubleshooting and problem-solving skills to understand and improve it.

• Functionally analyzed existing features;
• Replaced them with simpler and more efficient versions. These strategic improvements increased the system's overall Prophet efficiency and usability while also directly contributing to the company's mission of reducing food production costs.

It's a digital platform providing residential mortgages to UK customers.

• Implemented backwards-compatible changes to RESTful API endpoints;
• Fixed bugs and provided regression tests.

It's a platform for UN employees to book accommodations, cars and drivers, flights, and medical assistance at UN-owned facilities and fleets worldwide.

• Evaluated and reported technical debt that occurred from past designs.
• Re-engineered the front-end and back-end map interface, improving response time and load.
• Led a team of QA Engineers and laid the foundations for end-to-end automated testing;
• Guided junior developers in adopting homogenous testing practices;
• Advised a team of 10+ engineers to adopt Scrum.

It's a social network automation company that helps Instagram users to grow their audiences by performing automated activities like comments, likes, follows, and unfollows.

• Created back-end architecture and RESTful API with Django;
• Integrated with a service provider;
• Implemented browser automation using Selenium;
• Wrote integration tests achieving 83% coverage using Test Driven Development.

It's a search engine for Swiss Laws that aims to perform more specific searches and allows to share of internal legal firms' knowledge through text annotations.

• Designed several RESTful endpoints;
• Improved 10x REST API response time by translating Django ORM queries into raw SQL queries;
• Solved data inconsistency bugs by refactoring a relational database schema and making Elasticsearch a read-replica;
• Scaled 100x a data scraping module by porting it to Scrapy and Scrapinghub.