John Serna possesses expertise in program management, product management, product planning, agile project management, software project management and 9 more skills. Colleagues describe him as "John is an outstanding Manager, He has a great personality. He is friendly, easy, accessible and fun to work with.He sets his expectations before the start of the project and thereafter gives complete control to make decision inline with expectations. John has provided me with valuable inputs and guided me whereeve required without making decisions for me, that helped me in handling my current position successfully." and "John is an awesome technical planner. He worked across technical and management disciplines to come up with a comprehensive plan for a multi-year project of one hundred people. He built consensus between all the groups and he was (almost singlehandedly) responsible for the momentum behind this project. So far, his work has guided dozens of subsidiaries from stand-alone efforts into joining a cross-group effort that reconciled the online user experience for Microsoft's technical customers worldwide. He's easily at the top of the list of people I know who can swim in deep waters of technical and business uncertainty; any team would be lucky to have him."