- Creation of REST APIs for various purposes, used by external partners.- Payments data integration with Cielo and Bradesco.- Development of several internally used systems. Things like user tracking data control, data integration with Google's Analytics, SMS service integration, mail queue comsumption and more.- Modernization of the company's e-commerce originally created using Codeigniter. Update to this same framework's latest stable version that supports PHP 7. Revamp to the system's front-end pages to give users a similar experience acessing the site on PCs and mobile devices.- Support and several new developments for the e-commerce's backend system. Improvements such as creating new reports, issues tracking, creating promotions and offers, tracking links' system and many other modules. System developed in Laravel.- Creation of hotsites for several purposes using Laravel.- File integrations between different database servers (MySQL and Oracle).- Server administration: migration of the on-premise production server to a more current version of the operating system (CentOS), to support PHP version 7.- Dockerizing applications in development environment.- Rounds of internal tech talks with the team.- GIT in all projects.- Many other small projects in all these years that gets impossible to list everything.

- Responsible for the maintenance and development of new features in the web interface of a DAM (Digital Asset Management) system developed by the company, focused on managing digital content for large media companies. Developed in PHP 5, integrating with a content ingest system written in Python, using XMLRPC for communication. MySQL database.- Participation in the modernization project of the client's servers. I was responsible for the installation and preparation of all Linux servers, including the configuration of high availability and redundancy between the MySQL servers.- GIT version control on all projects.

- Expertise in the development project of a WEB administration panel that complements a mobile application. Development using PHP 5, JQuery, Doctrine ORM, PHPDao and MySQL database.- Participation in the modeling of the application's database.

- Expertise in the development of several data integration projects for large clients such as Bradesco and Deutsche Bank.- Participation in the development of the company's own PHP framework, based on the ORM Doctrine.- Acting in the internal systems support sector, making emergency corrections in production systems.- Developments using Symfony framework, PHP 5, MySQL database, jQuery.

- Project to develop an electronic invoice module (NF-e) for the company's existing ERP system, using PHP, Oracle database, XML, Webservices and digital signatures.- Creation of scripts for data mass manipulation, formatting them according to the layout provided by the government in order to send them to the digital tax bookkeeping program (EFD), using PHP, Oracle database, XML and Webservices.

- Development of web interface for VoIP/PBX servers' administration (Asterisk server), using PHP 5, Ajax, JQuery, MVC and MySQL database.- Development of payment system via internet, using PHP 5, Ajax and MySQL database.- Creation of scripts for mass migration of data between different database engines and creation of an interface for replication of data between them. Use of MS-SQL and Oracle databases.