- Developing cross platform mobile apps in C# (Xamarin Forms), bluetooth LE integration with wearables and Web Api integration.- Deploying mobile apps to Google play store and Apple app store - Maintaining, building and deploying microservices in C# (.Net core) integrating with MS Azure

- Fully responsible for architect, design and develop the fiscal solution for Brazil- Created reusable libraries to generate fiscal receipts, using C#- Created Microservices to integrate the Point of Sale and other Vista services with the fiscal modules- Integrated Vista sales apps with Brazilian Government Tax Web APIs- Created libraries to Integrate Vista sales apps with card payment systems- Integrated Vista sales apps with Fiscal Printers- Mentored new developers and trained support team

Technical Team Lead and Senior Software Developer with the overall responsibility for the code quality and technology to be applied.Developed Windows Mobile applications in C/C++ and C#Developed Android Applications in C++, Java and IonicDeveloped EDI and Internet Banking application (Windows and Linux) in C/C++, C#, .Net, Java, ASP Classic and Visual Basic 5/6Developed Home Broker in JavaDeveloped Voip applications and Asterisk modules in C++, PHP and Java

Developing and maintaining the University academic software (using Visual Basic and MS Access).Designing and developing software for the university administration (using PHP, Java, C#, HTML, JavaScript, PostgreSQL e Sql Server).Managing Active Directory policies and also adding new policies, such as remote desktop availability and proper Windows Firewall interoperability.Configuring and installing Cisco switches and routers.Improving the network security.Responsible for the daily monitoring of computer network security, detection of violations, and administrative sanction