Diego Ramalho de Oliveira

Senior Software Engineer

Projetus TI•  January 2014 - February 2020

Development of multi-tenant microservice architecture with Java 8, Spring, JPA, MongoBD, Docker among others to migrate the monolithic single tenant system to this architecture, aiming at greater application scalability and decreased use of computational resources. Inclusion of strategies to reduce resources spent by the server, using JMS, ActiveMQ, Quartz and optimization of Java routines and JPA / SQL queries increasing the performance by 98%. Built, implemented and maintained several user-friendly applications, reports and back-end services using java, groovy and flex, in accordance with current Brazilian legislation and focus on client’s needs. Update the Java version and frameworks looking at improvements in JVM memory control and keep the used technologies as current as possible. Data analysis and extraction using SQL for managerial charts assisting in team and company decisions and optimizing management process Team advisor: helped the team to find better ways to design and develop the user specifications, as well as pursue innovation Ideas Responsible for team Code Review: looking for bugs and knowledge sharing Strong debugging skills and capability to solve performance issues

Software Engineer

Provider-nt•  March 2012 - January 2014

Implemented new resources according to the specifications and corrected errors within code in multiples projects using Java, Struts 1 and 2, EJB 2 and 3, JQuery, Javascript, HTML, CSS, JSP, JSTL, IReport and DB2 database