Aristotle "Ari" Balogh is currently Chief Technology Officer at Yahoo!. He is responsible for company-wide product development which includes optimizing resources, speeding innovation, and ensuring the quality of Yahoo!'s products and services. He is focused on establishing a common architecture and building blocks to drive development aligned with corporate strategy and on improving the overall effectiveness of Yahoo!'s engineering efforts. All of Yahoo!'s engineering functions, including technical operations, infrastructure, and internal IT support groups, report into Balogh.

Prior to Yahoo!, Balogh was Executive Vice President, Chief Technology Officer and Head of Global Product Design for VeriSign, Inc., where he led all internal and external technology functions. During his nearly ten years at VeriSign, he held numerous technology leadership positions that focused on aligning technical execution with business priorities; driving product strategy; and improving the speed of innovation and quality across the entire lifecycle of service creation and delivery. In 2007, he was recognized by Infoworld Magazine as one of the top 25 CTOs in the industry. Prior to joining Verisign, Balogh held leadership positions at SRA Corporation and Roadnet Technologies.

Balogh holds an M.S.E. in Electrical and Computer Engineering and a B.S. in Electrical and Computer Science from John Hopkins University.