Since 2001 I work in the systems area of Banco do Brasil with the development of applications in various areas such as insurance, pension, human resources, consortium, loans, capital markets and platform integration. Currently, my job is to raise requirements with business managers, consult specialists in various areas (mainframe and distributed platform infrastructure, database, network, security, monitoring), talk with external stakeholders (B3 and brokerage firms) to decide the best integration strategy, design a solution and ensure that it becomes a trusted application that meets the needs of the business. I really enjoy programming, whenever possible, I participate in the implementation of the project, preferably in areas that allow me to learn new technologies. I have experience in: - Development of applications in the IBM mainframe environment, notably with COBOL, DB2, SQL, CICS, JCL, WebSphere MQ, Syncsort and Natural; - Low latency applications; - Data modeling; - Requirements gathering with business managers; - Integration of mainframe applications with other platforms; - Integration between the banking, brokerage and B3 systems; - Operation of the stock market; - Java; - Microservices; - Eclipse MicroProfile; - Quarkus; - TIBCO Spotfire; - SINACOR - B3. I also have knowledge about: - Docker; - Kubernetes; - Linux; - Prometheus; - Grafana; - Java EE; - Oracle Database; - Windows Server; - FIX - Financial Information eXchange; - z/OS; - Assembler z/OS.