João is a full-stack Java web developer with four years of experience. Specializing in full-stack development, João has focused primarily on projects within the e-commerce and marketing sectors.

 at EF Standard English Test (EF SET)
2/1/2023

 at State University of Maringá
2023 - 2027


9/1/2019 - Present

Developed and maintained new features while optimizing existing functionalities, encompassing the creation and documentation of new microservices within the system. Configured Kafka topics to facilitate communication between microservices, and conducted extensive development and refactoring of user interfaces. Engineered solutions to consume and process data from third-party APIs, and crafted as well as optimized database queries and tables. Developed and maintained Java libraries to support internal development, including a criteria library for enhancing the readability of complex MongoDB queries, compatible with both Spring and Quarkus. Created a library that abstracts connections with cloud file storage services such as Amazon S3 and Huawei OBS, enhancing code readability and reusability. Also developed a Quarkus library to enable the automatic creation of Kafka topics during application startup.

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