COMPUTER/IT Senior Developer for Ariba, Inc. (Palo Alto, CA) to work in core components for the Ariba cloud that includes application, persistence, meta-data, object model framework, common data server, customization and UI frameworks. Bach in Comp Sci, Engg, Math, or rltd field & 6 yrs of exp, or alt Master's & 4 yrs exp req'd. Exp must incl 4 yrs of exp in the following: Java multi-thread programming and code reviewing complex code bases written; security challenges in deploying cloud and hybrid cloud applications; enterprise cloud services integration scenarios; development and performance tuning experience with PL/SQL, SQL, Oracle, or other database technologies; delivering high-quality code in a fast-paced, dynamic agile team environment; hadoop lucene to implement Internet search engines; identifying, tuning and improving performance issues; networking technologies from the programmers prospective; Linux operation system; ILOG CPLEX optimizer; linear, mixed integer programming, quadratic programming, and quadratically constrained programming; design patterns; and OLAP. 10% trvl req'd. To apply rspd to Req ID 185129 at http://www.careersatsap.com.