André O. Email & Phone Number

Washington, Dc, Us

San Francisco, Ca, Us

Worked on improving the Java agent, which instruments third party code to send telemetry to New Relic's servers. * Mapped a bug reported to the agent to a bug I reported to the JVM.* Decreased memory consumption of our JFR solution by 40%.* Created a script to install the agent in Tomcat servers in different Linux hosts with minimal input from the user.* Participated in the process of allowing the Java agent to be used with a Java 16, 17 and 18 runtime.* Automation of processes using GitHub actions.* Decreased the processing time of a CI pipeline by 75%.

Arlington, Virginia, Us

São Paulo, São Paulo, Br

Worked as a part of a small IT team in a rare book and special collections library. Responsible for developing the digital library and also helped on other IT tasks.* Improved user friendliness and decreased complexity of legacy DSpace digital library.* Decreased efforts of system administration by configuring servers using Puppet.* Improved and developed intern management system to reduce paperwork and save time.* Reduced redundant work by integrating 3 internal databases in book status and digitization work flow system.

São Paulo, Sp, Br

Led a small team of developers and was responsible for technical design and architecture decisions. Developed front and back end of a medical reports application using Spring and Hibernate. Supported deploy team during new installations and updates.* Reduced errors and time to fill of radiology medical reports with a dynamic template web based application.* Improved integration framework to allow integration scripts to be created in days, instead of weeks. Implemented integration scripts for communication between requests, imaging servers and application.* Decreased test time tenfold after profiling tests and fixing memory leak that caused swapping.* Improved initial page of applications with a dynamic dashboard framework.* Allowed applications to become multi tenant by modifying an old version of Hibernate.*Improved new hires productivity through training.