Juan Osuna
Inhaber, Manager/Owner, Brown Bag Consulting LLC
Berlin, Deutschland
Werdegang
Berufserfahrung von Juan Osuna
Bis heute 16 Jahre und 7 Monate, seit Dez. 2007
Manager/Owner
Brown Bag Consulting LLC
Owner of consulting firm, providing hands-on development services using Java, JEE, Spring and Hibernate technologies. Currently developing ExpressUI framework for rapidly building enterprise applications using Spring, Hibernate and Vaadin. See http://www.expressui.com.
7 Monate, Nov. 2011 - Mai 2012
Senior Software Developer
BlueCross BlueShield of SC via Brown Bag Consulting/Insys
Developed member-, employer- and provider-facing portal licensed by BCBS entities nationwide, using Java, Websphere Portal and JSF.
8 Monate, Sep. 2010 - Apr. 2011
Senior Software Developer
Bank of America via Opensystems Technologies
Developed Anti-Money Laundering application to transform and transmit data directly to the US Department of Treasury's Financial Crime Enforcement Network, using Java and EJB3 technologies.
8 Monate, Feb. 2010 - Sep. 2010
Software Architect
Wells Fargo via COMSYS
Designed and developed merger-related, human resources system for managing position and employee data with hypothetical budget forecasting, using Spring, Hibernate, Oracle 11g, Flex, GraniteDS and Maven.
9 Monate, Juni 2009 - Feb. 2010
Software Consultant
ettain group via Brown Bag Consulting
Designed and developed applications for purchasing extended car warranties and setting privacy preferences, using Hibernate, Spring Webflow, JQuery. Integrated with PayPal via web services.
1 Jahr und 5 Monate, Juni 2008 - Okt. 2009
Lead Solution Architect
moreTV
Architected and developed back-end system providing intelligent services to set-top TV boxes and Microsoft Media Center clients. Lead small team and worked with following technologies: RESTful web services, Hibernate, Spring, Spring MVC and XMLBeans running under JBoss.
4 Monate, Dez. 2007 - März 2008
Consultant
Moneta Corp
Provided both architectural guidance and hands-on support to Moneta Corp., a startup that spun off from CheckFree and now provides a new form of payment processing that acts as a gateway between online merchants and the Federal Reserve’s Automated Clearing House. Refactored code and troubleshot issues in Java Spring MVC and C# web-service components.
8 Monate, Nov. 2006 - Juni 2007
Senior Software Developer
Bank of America
Designed and developed web services in Java for Bank of America Customer Relationship Management (CRM) Services. Developed lightweight rules engine for applying validation to CRM data represented in both Hibernate-mapped objects and web-service requests. Design uses annotations, generics, reflection, dependency injection (Spring) and strategy patterns. Developed framework for transforming XML document requests into Hibernate-mapped objects, as part of CRUD operations.
1 Jahr und 10 Monate, Feb. 2005 - Nov. 2006
Senior Software Developer
Wachovia
Designed and developed software in Java and C# for Wachovia Corporate Investment Banking. Wrote architecture documentation for utility-based SOA platform consisting of DataSynapse FabricServer, JBoss, Hibernate and open-source components. Developed libraries in Java and C# for accessing grid. Wrote tutorials for grid development.
4 Jahre und 11 Monate, März 2000 - Jan. 2005
Technical Lead
Oracle (formerly PeopleSoft)
Designed and developed a Customer Relationship Management (CRM) framework for the startup Youcentric, a software company later acquired by J.D. Edwards, then by PeopleSoft and finally by Oracle. Lead team in developing J2EE framework for building various vertical apps. Mentored on methodology issues, lead code reviews, etc.
3 Jahre und 7 Monate, Sep. 1996 - März 2000
Software Architect
Congressional Quarterly
Served as the lead developer in building a J2EE-based online subscription service, offering legislative news, bill tracking, custom reports and email alerts to major government and commercial customers, including the U.S. Congress. Spearheaded early adoption of Java-based technologies beginning with servlets and JSPs. Championed and led the transition from a legacy “green screen” search-retrieval system to a modern, J2EE, web-based system.
3 Jahre und 10 Monate, Jan. 1993 - Okt. 1996
Webmaster/Reporter
Computing Research Association
Jack of all trades for a non-profit, scientific association of PhD-granting computer science and computer engineering departments, research laboratories and affiliated societies. Responsibilities ranged from writing news content to systems administration to developing web-based applications.
1 Jahr und 3 Monate, Jan. 1990 - März 1991
Newspaper Reporter
The Register Herald
Covered police beat and city government for a daily paper with a circulation of 35,000 among 11 counties in West Virginia.
Ausbildung von Juan Osuna
1 Jahr und 5 Monate, Aug. 1991 - Dez. 1992
Communications
Indiana University, Bloomington
New communications technology
4 Jahre und 10 Monate, Aug. 1983 - Mai 1988
Philosophy
University of North Carolina at Chapel Hill
Symbolic logic, philosophy of science
Sprachen
Englisch
Muttersprache
Spanisch
Fließend
Deutsch
Gut