Cesar Arantes Email & Phone Number

São Paulo, Brazil

• Responsible for developing systems for companies such as Alpargatas, Grupo Ultra, Kroton, Grupo CRM, and BIG.• Designing a sales portal integrated with SAP ERP, optimizing the sales team's ordering process.• Implemented significant performance improvements in legacy systems, ensuring the best operational efficiency.• Successfully developed and implemented a centralized inventory controller used for consumption management.• Using tools and best practices to optimize processes and improve efficiency.• Working closely with the multidisciplinary team to achieve specific goals.• Developing applications in .NET Framework and .NET Core technologies.• Collaborating with multidisciplinary teams to understand business requirements and transform them into technical solutions.• Integrating systems with external APIs and services, such as SAP ERP and other corporate systems.• Implementing improvements and new features in legacy systems using agile methodologies.• Developing and maintaining RESTful APIs using Web API with Azure Functions.• Optimized SQL queries and database performance.• Implemented an automated test to ensure code quality.• Participating in code reviews and collaboration on software architecture strategies.• Adapted to cloud environments, with Microsoft Azure, for hosting and scaling .NET applications.• Responsible for the technical support and resolution of complex problems related to the applications developed.• Main Projects: Retail, Sales Portal and Ecosystem, CRM, Education, Tax Integrator, Industry, Laboratory Analysis Systems, Finance, Credit Risk Decision System, Transportation Management.

São Paulo, São Paulo, Brazil

• Responsible for analyzing and specifying new system features, especially in the vehicle financing system.• Developed automated systems for decision-making in loan approval processes through consultations with credit bureau services.• Evaluated and implemented new features to improve the efficiency and accuracy of the bank's internal processes.• Collaborated with technical and business teams, integrating lending systems with other banking systems.• Implemented solutions to evaluate store inventory and determine permissions for financing.• Participated in continuous improvement projects using agile methodologies for software development.• Conducted tests and validations to ensure the quality and security of implementations.• Responsible for advanced technical support to solve complex problems and optimize the performance of existing systems.• Detailed technical documentation and training of end users on new functionalities implemented.

São Paulo, São Paulo, Brazil

• Responsible for analyzing and developing accounting systems for the World Messianic Church of Brazil.• Collaborated with stakeholders to understand and translate business requirements into precise technical specifications.• Implemented customized solutions using technologies such as ASP, ASP.Net in C# and VB.NET to ensure the functionality and efficiency of accounting systems.• Integrated and manipulated data using SQL Server 2000, ensuring the integrity and accuracy of accounting data.• Created detailed management reports with Crystal Reports to provide critical insights for management.

São Paulo, São Paulo, Brazil

• Developed and implemented an intranet for managing client investment accounts.• Responsible for following the implementation of a brokerage firm's Homebroker.• Integrated account management systems with Homebroker.• Integrated Oracle databases (Bovespa system) with SQL Server (intranet).• Three-tier system architecture: SQL Server, COM+ objects and ASP.• Responsible for supporting users.