Daniel Fonseca da Silva

Developed robust APIs with Gin and GORM in PostgreSQL for the PPC MVP project at Adeo (Leroy Merlin). Created and implemented microservices in Golang for payment processing, optimizing transactions using channels and goroutines. Implemented an event-driven architecture with RabbitMQ and Google Pub/Sub, following Clean Architecture and layered patterns.

Managed and created new projects as a developer at a multinational company. Led the Radar project for three months, coordinating a team of developers and ensuring timely delivery within budget. Conducted code reviews, updated technical documentation, and mentored the team.

Responsible for back-end development using Java with Spring and Node with NestJS. Conducted research and integration of new technologies, actively participating in testing processes with Jest and Junit. Contributed to improving internal processes and supervised the hiring of new team members.

Led the development of a scalable and secure payment system using cloud technologies, integrating with PayPal API. Focused on providing a safe platform for users to share sensitive data and make donations to support communities. Ensured the system's security and scalability.

Developed software for public management systems, serving several cities in the state of Paraná. Worked on three main systems: Conta, Almoxarifado, and EProcesso, improving local public management. Utilized Java and Spring to meet the needs of city halls.

Developed innovative software similar to Uber for 24-hour terminals in the United States. Created an advanced system for geospatial mapping, locating passengers and hotels, and managing ticket issuance for various transportation modes. Utilized NestJS, TypeORM, and AWS.

Developed and maintained the back-end layer of systems, prioritizing application efficiency and security. Worked on a project for the American market involving drones for aerial surveillance and airspace protection. Collaborated with designers and business analysts to meet client needs and deliver high-quality products.

Studied Information Systems, gaining foundational knowledge in various aspects of IT. Completed coursework and projects to develop a comprehensive understanding of the field.