Rovann L.
Full-stack Product Engineer

Skills

Javascript

Asp.net

Transact-sql

Postgresql

Xamarin

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Bio

Desktop Developer with nine years of experience, including a background in infrastructure. Achievements include the development of a comprehensive clinic management system and multiple internal systems. Proficient in creating Windows applications, web services, and APIs using .NET, with a consistent emphasis on PostgreSQL for database management.

.NET / Angular Developer
10/1/2021 - Present

Placement in the innovation laboratory involved significant contributions across multiple projects leveraging advanced technologies and frameworks. Developed proficiency in creating a railway asset dashboard for the Ponta da Madeira terminal in São Luís, enabling visualization of event flow and operation phase timing within the terminal. This project utilized Azure services including Blobstorage, Functions, SQL Server, and Queue, in conjunction with Vue.js.

Demonstrated expertise in developing a PAEBM simulator, a system designed for script preparation and actor visualization on maps, complete with critical path calculations. This project was implemented using Azure, Angular, and .NET technologies.

Led the development of a new application version to log repair demands for multiple service channels, introducing dynamic attribute modeling for sector-specific parameterization and integrating Webhooks for notifications. This application, currently used by railway (passenger train), community, and repair services (Brumadinho), was built with Azure, Angular, and .NET.

Successfully implemented Microsoft Entra ID authentication for a legacy system within the company’s tenant, utilizing a range of .NET ecosystems including .NET Core 3.1, .NET 5, .NET Framework, and Angular versions 5 and 11. This experience underscored the ability to adapt and apply diverse technical skills in various high-impact projects.
Developer
2/2/2011 - 9/1/2021

Successfully developed and maintained a customer service help desk system featuring chat support and integrated VNC for remote assistance. Created a robust system for publishing updates of developed applications. Engineered and supported authorization systems for the sale of medications, including integration with Popular Pharmacy (DataSus) and other PBM systems. Built and enhanced a comprehensive management system for medical clinics and laboratories, incorporating interfacing capabilities with laboratory equipment. Designed and deployed a cross-platform mobile application using Flutter for viewing medical schedules on both Android and iOS devices. Developed a mobile recharge sales system to streamline transactions. Contributed to the development and maintenance of an ERP system with electronic invoice issuance, leveraging WINDEV paired with PostgreSQL for efficient data management.

Software Engineering - MBA at Metropolitan College of the State of São Paulo
2020 - 2020
Information Systems at UNESC - University Center of Espírito Santo
2013 - 2016