Emanuel
Cerqueira
Constructing high-performance Java ecosystems. Scalable microservices. Cloud-native. Resilient APIs.
System
Dependencies
[WARNING]: High-performance modules detected. Optimized for throughput and scalability.
Java Core
Deep expertise in core Java 21+, virtual threads (Project Loom), and memory management for high-throughput applications.
Spring Boot
Robust REST APIs and microservices. Full Spring ecosystem mastery: Data, Security, Cloud, WebFlux.
Quarkus
Supersonic Subatomic Java. Kubernetes-native stack tailored for GraalVM and HotSpot.
Docker & K8s
Containerization strategies and orchestration. Helm charts, Istio service mesh implementation.
PostgreSQL
Advanced query optimization, indexing strategies, and database design for data integrity.
AWS Native
Serverless functions (Lambda), EC2, RDS, SQS/SNS messaging patterns. Infrastructure as Code.
System_Log
INFRASTRUCTURE OBSESSED. I don't just write code; I engineer solutions that withstand high loads and complex business logic.
Currently decomposing monolithic architectures into manageable, scalable microservices. I believe in <Infrastructure as Code /> and maintain a strong DevOps mindset in every project I touch.
Environment Variables
Academic_Database
Capgemini
Software development focused on automating and shortening the procurement cycle for IT goods and services at a public bank, working in the same Java/Quarkus stack.
Led monolith-to-microservices migration for a major banking client. Architected cloud-native solutions using Java 17/21, Jakarta EE, MicroProfile, and Quarkus. Implemented full DevOps/SRE pipeline (Docker, Helm, K8s, OpenShift, Prometheus, Grafana, ArgoCD), achieving improved scalability and system reliability.
NAVA Technology
Software Developer
Maintained mission-critical batch systems for banking sector. Built robust data pipelines using Java, Spring (Core, Boot, Data, Batch) with Oracle DB. Streamlined deployments via Docker, Kubernetes, Jenkins, and OpenShift.
Solutis Tecnologias
Banking: Delivered LGPD-compliant insurance journey using Angular.js, Ionic, Node.js. Public Admin: Maintained systems with React, Java 8, JAX-RS, Hibernate, MySQL. Owned DevOps: Docker, K8s, GitLab CI, Helm, ArgoCD.
Judiciary client: Built full-stack features using Java, Spring (Core, Boot, Data, Security), Angular 2+, TypeScript. Integrated SOAP/REST services with Oracle DB. Managed deployments via Docker, Kubernetes, Jenkins, WildFly.
Fraunhofer Project Center
Software Developer
Healthcare sector: Developed enterprise software using Java 8, Spring (ORM, MVC, Security, Flow), Quartz scheduler, JSF/Primefaces, JPA/Hibernate, JasperReports, and Oracle DB.
Ready to
Deploy?
Available for freelance projects and full-time opportunities. Let's discuss architecture.