Guilherme Aguiar

As well as the tasks performed as full stack developer, also responsible for defining and presenting the development process, covering its stages, responsibilities and practices, following a customized GitFlow model organized in an agile development methodology. Establishment of the continuous integration process using Jenkins and GitLab deployed locally. Recruitment, selection and training of interns. Estimation, prioritization and monitoring of team activities, as well as continuous feedback and evaluations of team members. Responsible for technical decisions and time estimation of features implementation.

Developer in the team of a PBX platform. Initially responsible for applying my knowledge related to machine learning and conclude a project that implements embedded chatbots at the platform. The required tasks to accomplish it was mainly related to machine learning and NLP fields. Some of them was the neural network features resizing, definition of the learning, loss and activation functions, balancing and separation of data sets, definition of the stop criteria for the training process and the evaluation metrics for the result model. A TensorFlow server was built in the platform and the chatbots scripts and models were then fully integrated in the PBX platform through the MySQL database and Linux inter process communication. When finished the project, start to work in general issues relate to the PBX platform, using PHP (5.6), MySQL and JavaScript embedded in an Apache Server to implement the tasks. Recently, allocated also to work in a new company platform. This platform is responsible to manage customers access control devices events that triggers mobile push notifications. The project follows the MVC architecture with PHP (7.4) and MySQL in an Apache server deployed in a Linux ( CentOS 6 ) server.

Development of surveillance systems and services, including video and audio processing, experience developing RESTful APIs (Delphi 10.2), automated testing suite (JavaScript, Frisby, Jasmine), and code reviews. Full design and code a C# service responsible for maintaining facial recognition data using a SQLServer database, providing an interface for the main software to manipulate these data by Rest API. The service also handles facial recognition events from video monitoring equipment and forward its results to the main software. This service worked both as a client and server of REST APIs using the WebApi framework.