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Work Background
Itaú UnibancoSolution Architect
Aug. 2021 - Jul. 2024Rio de Janeiro, BrasilClients - Cash Management Community Activities - Led the migration of a monolithic application in Cobol to a microservices architecture, AWS-based SQS, reducing response time by 30% and increasing scalability by 60%. Utilized Amazon CloudWatch and Prometheus to assess performance, make adjustments, and reduce AWS costs. Responsibilities - Solution designer and responsible for the architecture of financial solutions (Cash Management and Payments) in an AWS Public Cloud environment, DevOps cycle, containers, Java development technologies (Spring Boot) and Python. Designing projects to build modern applications under the concept of object orientation and DDD, SOLID, Hexagonal, GoF, etc. architectural patterns. Microservices communicating synchronously (REST APIs) and asynchronously (Kafka, AWS SQS, AWS SQS, AWS Kinesis), acting in the legacy modernization movement, etc. I support businesses by gathering requirements, and mapping macro functionalities and business flows via use cases and DDD (Ubiquitous Language, domains, context map). Training and evangelization of architecture disciplines and good development practices for peer architects and software engineers.
SensediaSoftware Architect
Nov. 2019 - Aug. 2021Rio de Janeiro e Região, BrasilClients - Essilor e Aliansce Sonae (ALLOS) Activities - Mapped API interfaces with well-structured contracts, implemented Webhooks, followed best practices for HTTP request methods and Status Codes, and selected appropriate patterns (such as Restful, SOA, ESB, Microservices, Event-Driven Architecture) based on business needs. Created an API monitoring dashboard using Grafana with Prometheus. Responsibilities - Ensured compatibility, legacy system connectivity, API security, automated testing, documentation, and architectural best practices.
Sonda ITIntegration Specialist
Apr. 2015 - Nov. 2019Rio de Janeiro Area, BrazilClients - BR Distribuidora (Vibra) Activities - Developed and implemented web services that communicated with various SAP modules via IBM connectors. Consumed government systems to generate electronic invoices, enabling communication with multiple platforms like Oracle, IBM Portal, and Java EJB backends. These web services accelerated the truck release process, improving customer experience from 3 hours to 10 minutes, and obtaining permission for departure from the supply base. Responsibilities - Created well-structured WSDL contracts ensuring interoperability, efficiency, and low maintenance. Recommended SOA architecture best practices and supported documentation for teams.
Montreal InformáticaSenior SOA/Senior Java Developer
Nov. 2009 - Apr. 2015Rio de Janeiro Area, BrazilClients - BR Distribuidora (Vibra) Activities - Developed and optimized web services used by mobile systems for purchasing products on Android and iOS platforms.
Developed and implemented four Java applications for customer incident logging, Oracle CRM communication, batch file processing, and a Java Swing executable application for bug fixes. This increased customer experience efficiency by 30% and reduced call center expenses. Responsibilities - Created and optimized well-structured WSDL contracts. Implemented WS-Security to ensure data security and web service usage. Analyzed business requirements to develop new features, improve system performance, and fix bugs.
Recommended SOA best practices and provided supporting documentation.
BRQSenior Java Developer
Oct. 2008 - Nov. 2009Rio de Janeiro Area, BrazilClients - Sulamérica Seguro e Guidewire (Claim Center e Contact Center) Activities - Developed new features on the Claim Center ERP platform, including email dispatch, claims filling, and insurance requests. Migrated Cobol applications to the Java EE platform and integrated with financial institutions to generate payment slips. Responsibilities - Analyzed business requirements to develop new features, improve system performance, or fix bugs. Collaborated with cross-functional and multicultural teams to ensure delivery.
Montreal InformáticaDeveloper Java
Nov. 2007 - Nov. 2008Criar e dar soluções em sistemas e codificação com qualidade.
Montreal InformáticaMedior Developer Java
Oct. 2007 - Oct. 2008BR-PetrobrasDeveloping client applications that consume webservice (BPEL).
JEE projects that generate reports and spreadsheets with JasperReport.
Applications developed for JBoss and OC4J container.
Implementation of SSO (Single sign-on)
IMPAJava Application Developer
Mar. 2007 - Oct. 2007Estrada Dona Castorina, 110 - Jardim Botânico, Rio de Janeiro- Development of platform for education administration.
- XP to manage the development.
- J2EE with Apache Tomcat, SVN, Ant, Maven, JUnit, Jasper Report, Struts 2, Hibernate, Spring, Quartz, Velocity, DWR Ajax, JSon and JQuery. Already using WebWork.
- Handling of Sql Queries to Mysql for reporting and auditing.
MyfreecommJava Programmer
Dec. 2005 - Feb. 2007Av. Presidente Vargas, Centro RJ- Development of platform e-commece.
- Generation Billet banking, communicating with Bradesco
- XP to manage the development.
- J2EE with Apache Tomcat, Struts, Java Persistence
- Handling of Sql Queries to Mysql and PostgreSql.
- PHP
- Linux
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