Gustavo Vieira
@gustavovieira1
Construo APIs RESTful em Java e Spring Boot, com bancos relacionais e arquitetura em camadas.
BrazilWhat I'm looking for
Construí APIs RESTful em Java e Spring Boot para um catálogo de confeitaria, um Mini CRM, sistemas de autenticação e operações bancárias.
No catálogo de confeitaria, desenvolvi a API com PostgreSQL e um aplicativo Android nativo em Kotlin e Jetpack Compose, integrando operações CRUD de ponta a ponta com Retrofit.
Trabalho com arquitetura em camadas, Spring Data JPA, Spring Security, PostgreSQL e GitHub, buscando uma oportunidade como Desenvolvedor Backend Júnior para entregar código limpo e integração de sistemas.
Experience
Work history, roles, and key accomplishments
Developed a complete REST API for managing and persisting product catalog data. Implemented a native Android mobile app using MVVM architecture and Jetpack Compose for API consumption.
Developed a REST API for managing clients and business interactions. Implemented layered separation (Controller, Service, Repository) and global exception handling.
Developed an authentication system with user registration and login. Applied Spring Security for access control and route protection.
Developed a system for customer registration and banking operations (deposit, withdrawal, transfer). Applied business rules, validations, and persistence in a relational database.
Developed a CRUD application in pure Java for contact management. Organized the project in a layered model, using Maven for dependencies and H2 for persistence.
Education
Degrees, certifications, and relevant coursework
UNOPAR - Universidade Pitágoras Unopar Anhanguera
Tecnólogo, Análise e Desenvolvimento de Sistemas
2024 - 2026
Pursuing a Technologist degree in Analysis and Systems Development, covering Java, Python, UML, Scrum, Kanban, and relational databases.
Tech stack
Software and tools used professionally
Availability
Location
BrazilAuthorized to work in
Salary expectations
Social media
Job categories
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