Darnelius Perez Email & Phone Number

Austin, Texas Area

Java Developer for application Simplicity Studio, which is a software suite for Silicon Labs' MCUs.* Eclipse RCP (plugins, EMF, etc)* Java, C/C++* bash, python

Austin, Texas Area

* Contractor at Silicon labs* Contributor to Java-based Eclipse RCP application, Simplicity Studio.

Austin, Texas Area

Contributor to Buffalo's Cloud application, which allows users to connect to their network area storage (NAS) devices from anywhere in the world via a web browser. ● Created, modified and maintained web UI for BuffaloLink Cloud application using GWT, GWTP and GXT.● Implemented server-side logic for processing users' requests to connect to NAS devices. Server-side code developed with Java EE features. Testing with JUnit and Mockito.● Customized Gradle scripts to build and package application for deployment based on special needs. Hudson used for continuous integration.● Assisted with changes to Chef recipes, bash and python scripts for application's deployment environment.

Austin, Texas Area

Designed, developed and maintained two data analysis applications at different times. 1) NGEDA: Application used by 600+ users located over five global locations, built upon Eclipse Rich Client Platform (RCP) and utilized JMSL, EMF, TeeChart, JAXB, HTML and Agile methods.● Added & updated features to address users’ needs within three-week release cycles of application. Users' time-savings ranged from minutes to 3+ hours for various features. Features implemented as editors, views, wizards, xml data models, charts, reports and statistical analysis tools.● Tested application features through visual inspection and unit tests. Led to reduction of bugs in application before production releases.● Educated 370+ users by teaching monthly training courses, resulting in increased user knowledge and efficiency. Training held for engineers in USA, Canada, Singapore, Malaysia, and China. Remote training saved $1500+ in travel expenses each time. Created and updated training course materials, and documentation for application's help system.2) DMGS: Application used by 150+ engineers in the USA, Singapore and China, written in Java and made use of Java Swing, data models, SQL, Oracle, Java Web Start, and Tomcat. ● Enhanced features and fixed bugs to client and server components, addressing users’ needs within four-week release cycles of applications.● Improved reliability of retrieving large data extracts from database, preventing wasted user time due to failed extracts. Updated SQL when new types of data became available in database, ensuring that users had access to latest data.● Refactored application's codebase to improve re-use of common functionality, reducing developer time to make enhancements. Migrated application code from CVS to SVN repository, taking advantage of SVN features for easier maintenance of code.

Austin, Texas Area

● Resolving clients’ problems with internet connectivity, web browsing and use of e-mail● Performing minor account maintenance for internet subscribers● Directing customers to other departments for assistance with issues beyond scope of support