🎓 Master's in Computer Science
💻 Backend-focused Software Engineer
🌐 Passionate about APIs, databases, and scalable systems
📍 Based in São Paulo, Brazil

Fullstack app to query tax credit information by invoice or credit number.
Includes a Spring Boot API, Angular front-end, PostgreSQL, Kafka, and full Docker Compose setup.

A RESTful API for managing devices, built with Spring Boot and MySQL.
Includes full Docker support, Swagger documentation, and Postman tests.

A financial control system with CRUD features, business logic, and REST endpoints.
Implements clean architecture and unit testing. This project uses the following technologies: Java, Spring Boot, Spring Cloud, Docker, containerization & orchestration (Docker Compose, Kubernetes, Helm), observability and monitoring (Prometheus, Grafana, Loki, Tempo, Promtail), messaging systems (Kafka, RabbitMQ, Spring Cloud Stream), and microservices security (OAuth2, OpenID Connect, Spring Security), PostgreSQL, MongoDB, MySQL, Oracle, Microsoft SQL Server, DB2.

Classic data structures and algorithm challenges solved in Java.
Demonstrates logic, performance, and clean code.

Backend:
Java, Spring Boot, Spring Cloud, Docker

In the process of learning: Containerization & orchestration (Docker Compose, Kubernetes, Helm), observability and monitoring (Prometheus, Grafana, Loki, Tempo, Promtail), messaging systems (Kafka, RabbitMQ, Spring Cloud Stream), and microservices security (OAuth2, OpenID Connect, Spring Security).

Databases:
PostgreSQL, MongoDB, MySQL, Oracle, Microsoft SQL Server, DB2.

Tools & Platforms:
Git, Docker, Docker Compose, Swagger, Postman

Operating Systems:
Linux, Windows

• Curiosity and continuous learning
• Team collaboration
• Proactivity
• Self-taught mindset

📧 abimael.sergio@gmail.com
🔗 LinkedIn – abimaelrsergio

⚡ I’m always open to exciting opportunities and challenges in software development. Let's build something great together!