Allocated at PagBank, working in the stock market, mastering the business rules involving the Brazilian Stock Exchange. - Created microservices and improved existing APIs, applying good programming practices such as clean code and the principles of S.O.L.I.D, in addition to Clean Architecture- Provided support to Apis, resolving production problems ensuring system integrity. Using Splunk for log analysis and code debugging- Created jobs to automate tasks that required human action, using Kotlin and Oracle relational database-I prepared internal and comprehensive documentation of systems and processes, using Confluence.- Active participation in meetings providing suggestions

I developed a Software as a Service to record employee hours.- Back-end made in Kotlin and Spring FrameworkWork with Postgres as a database. Use of Clean Architecture, division by modules and application of good Clean Code practices and S.O.L.I.D principles- Exceptions and logs for debugging and system support- Deployment in the cloud on the Render platform.- CI/CD Development and Production environments, with specific databases and front-ends for their respective environments- Tests performed with Junit and Mockito- Encryption using Spring Security and JWT, in addition to masking sensitive data- Front-end made in JavaScript and React- Use of libraries such as Chakra-Ui, Material, Dayjs, FrameMotion, among othersOperation summary* Registration and Management of Hours Worked: Allows you to register, edit, and delete hours worked through a user with special powers.* Entry and Exit Recording: Facilitates precise control of working hours.* Search for Overtime: Efficient consultation of overtime worked in a date range.* Consultation of Time Records: Detailed search of time records in a specific range.

I led the design and development of the company's landing page and Restful API for student registration with details of grades and attendance in classes.- I built the API using Java 17 and Spring Framework, and a Postgres relational database using good programming practices with Clean Code and the S.O.L.I.D. principles.- Exceptions and logs using log4j for debugging and application support and maintainability- Encryption using Spring Security and JWT- Tests performed with Junit and Mockito- Graphical interface using Angular, TypeScript, JavaScript, HTML, CSS

I worked in the context of creating corporate accounts, mastering the business rules that involve the Brazilian financial market.- I made improvements to APIs using Java and Spring Boot, following good development practices, such as clean code, SOLID principles and Clean Architecture.- I supported and monitored the production environment, ensuring the integrity of the systems through code debugging and log analysis using frameworks such as Grafana, Fortfy and Splunk.- I provided technical support to customers, solving problems efficiently and ensuring customer satisfaction and preventing their evasion.- I documented APIs and processes, ensuring transparency and understanding, using the Swagger and Confluence frameworks.- I actively participated in daily meetings and sprint planning, collaborating closely with the team to achieve goals and objectives.

- Developed systems using Java 8+ and Spring Boot using good programming practices- Data modeling and database administration using MySql and Postgres.- Implemented Continuous Integration and Continuous Delivery practices to accelerate the development lifecycle.- Implemented Java applications with AWS Ec2