Krishnakumar is having 20 years experience in Information Technology. He has passion towards Database and Operating system compilers. He has developed an Operating system during his college days which is available as open source for learning purpose (https://www.dynacube.net). He has participated in International C programming contest (IBM ACM ICPC), representing countru during his college days. He has started his carrier in 2004 as Oracle Database Administrator. He has played various roles Software engineer, Consultant, Solutions Engineer, Artchitect. He has expertise in Cloud Computing technology. He supports customers for Cloud infrastructure Architecting, Designing, Migrating and Configuring High availability areas. Now he plays Principal Solutions Engineer role for Cloud Infrastructure in Indus River Technolgies Inc, Texas. He holds many professional certifications including Oracle Cloud Infrastructure (OCI) Certified Architect professional and Database Professional. He is specialized in Oracle Database upgrade, migration, Patching, High availability and Backup/Recovery, Multitenant architectures. He is co-author and technical reviewer of multiple top selling Books. Also he is a public speaker. He is very keen to share his knowledge to outside world. He has delivered technical sessions at the Global level (Oracle Open World, SFO) an other Public forums.