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RAFAEL CHAGAS

@rafaelchagas

Message

Highly skilled Backend Developer with over 10 years of experience.

Brazil

Message

What I'm looking for

I am looking for a challenging role that fosters innovation and collaboration, with opportunities for professional growth and impactful projects.

I am a highly skilled Backend Developer with over 10 years of experience in designing, building, testing, and maintaining complex enterprise applications. My expertise lies in Java, Spring Boot, Quarkus, and various database technologies, including Oracle and DB2. I have a proven track record of developing scalable and robust applications, optimizing performance, and enhancing code quality through rigorous testing.

Throughout my career, I have actively participated in agile development processes and collaborated with cross-functional teams to define system architecture. My recent roles have involved significant contributions to enterprise-level applications at Caixa Econômica Federal and Braza, where I focused on architecture and corporate solutions. I am passionate about leveraging my skills to create innovative solutions that drive business success.

Experience

Work history, roles, and key accomplishments

Current

Backend Developer

Current

Caixa Econômica Federal

Jun 2021 - Present (3 years 11 months)

Developed scalable and maintainable enterprise-level applications using Java, JBoss, Quarkus, and Spring Boot. Employed Docker and Kubernetes for efficient deployment. Participated in agile processes and optimized application performance through rigorous testing.

Java Quarkus Spring Boot Docker Kubernetes Agile Kafka

Senior Software Engineer

Braza

Apr 2023 - Jan 2024 (9 months)

Focused on architecture and corporate solutions, created a monitoring architecture for APIs using AWS services. Developed a centralized API with NestJs and MariaDB, deployed on AWS Fargate.

AWS Kinesis MongoDB NestJS MariaDB Fastify Grafana

Senior Software Engineer

KIS

Nov 2022 - Apr 2023 (5 months)

Migrated legacy routines from Python to a high-performance Java solution, significantly reducing execution time. Developed an internal portal using Angular 11 for managing records.

Java Spring Boot Oracle Angular 11+Python SQL Server Mockito

FullStack Developer

Hospital Sarah Kubischeck

Aug 2017 - Jun 2021 (3 years 10 months)

Developed web applications for medical employees and patients, utilizing HTML, CSS, VueJS, and ASP.NET Core. Implemented RabbitMQ for system communication and developed a centralized log architecture.

HTML CSS ASP.NET Core RabbitMQ Kibana Logstash

Software Architect

Sicoob

May 2020 - Jun 2021 (1 year 1 month)

Developed a scalable payments system using NodeJS and MongoDB. Utilized Docker and OpenShift for deployment, and implemented monitoring mechanisms with Prometheus and Grafana.

NodeJS MongoDB Docker OpenShift JMeter Mocha Prometheus Grafana

Software Architect

Sicoob

Aug 2015 - Aug 2017 (2 years)

Maintained a batch scheduling tool in Spring and provided training on best practices. Developed corporate Java components and assisted teams with architectural challenges.

Spring Java JBoss Jenkins