Oracle core technology development with PL/SQL, Forms and Reports. Administration and management of Middleware products such as Oracle Application Server, WebLogic and underlying components such as ALSR, Discoverer, Portal and ModPLSQL. Administration of EBS R11/R12 and Fusion Apps including their Oracle databases. Open source development in core JavaEE technologies such as JSPs, Servlets, JSFs, EJBs, WebServices, and MyFaces combined with Mobile and Angular development. Oracle Middleware Java technologies development over 20 years in ADF BC, UIX, ADF Faces and OA Framework for EBS. Oracle Middleware BI & DWH solutions and Portal development. ODI, OGG and SOA integration and Cloud enablement. Several projects throughout EMEA/AMER/APAC regions, initialized and successfully finalized. Using this experience in education consultancy, project management, architectural design. Mentoring in several projects simultaneously as principal technical consultant. Acting as an Architect/Mentor for Oracle core and cloud technologies such as SOA, BI, ODI, OBICS, OIC, OMC, CX, HCM, etc. Helping migration of several business-tier technologies from On-Prem to Oracle Cloud. Helping enablement of Oracle internal teams and external customers to have their technologies migrated to Oracle Cloud both in public technology variations and at customer. Helping customers to have their technologies migrated to Amazon AWS Cloud. Helping enablement of multi-cloud strategies for several world wide customers. As an Oracle Instructor, delivering several Oracle courses. As an AWS Authorized Instructor (AAI), delivering several AWS courses.