Abdulla Sharif Email & Phone Number

Saudi Arabia

Riyadh, Saudi Arabia

Riyadh

Senior System Engineer ~ Apr 2017 till Jan 2020Major Accomplishments: • Played key role in setting up/ administering 50+ WebSphere Application Servers • Migrated the critical (Multi Factor Authentication) Application (4TRESS – MFA).• Supported the Mobile banking team to setup Kony platform and administering the deployments.• Developed and simplified the process of WebApplication deployment.• Resolved online banking incidents and performance degradation issues including multiple web applications.Accountabilities:• Administered IBM WebSphere Application Servers, JBOSS, HTTP Server for banking critical applications.• Assisted the Release Team to deploy the CRs to Pre-Prod and Production systems.• Developed utility by using Shell Script & Jython scripts to deploy the objects to avoid manual error.• Developed and maintained various UNIX Shell scripts to monitor the performance of Internet and Mobile banking applications.• Working with Infrastructure team to rule-out the Network, DB, OS and VM related issues.• Helped multiple team/vendor to provide technical support for their POC and the setup of new application deployment. (WhatsApp-Chatbot, Kony, HID-4 TRESS, iCorp, ITM Upgrade, FIS upgrade, APM, IPO etc.,)• Managing elements the current infrastructure to ensure high availability and optimal performance in an integrated environment.• Worked with application team to deploy and administer the Microservices.• Analyzing and troubleshooting reported issues/incidents along with respective development (Front end/MW/T24) team to restore the services as quickly as possible.• Managing and administering SSL certificates for secure connection between different components.• Administering and monitoring IBM MQ objects in multiple environments.• Automated and minimized the service outage from hours to few minutes of the repeated incidents. (Cortex/MFA)

Riyadh, Saudi Arabia

- Professional experience application development and middleware technologies like Oracle WebLogic and other application servers, IBM MQ, Microsoft IIS providing support for Production, Staging, Testing and development environments.- Extensive experience in troubleshooting the deployment and other application problems and working closely with Development teams in solving issues.- Extensive experience in developing J2EE WebApplications.- Extensively worked with performance monitoring tool to resolve Customer facing application’s slow performance issues.- Solid experience in finding Memory Leaks in WebLogic applications(by using jmap, MAT) and fine tuning JVM memory parameters.- Strong analytical and problem solving skills, self-starter, good team player and highly self-motivated.- Extensive working experience in setting up multiple domains more than 20 domains for multi country, including machines, managed servers for Intranet / Extranet and Internet Web Applications.- Reviewed critical application’s change requests before the implementation, monitoring and alert respective teams for any misbehavior.- Understood various banking/brokerage applications and prepared Software Architecture diagrams in MS-Visio to rule-out failure points and to resolve problems quickly as possible.- Provided consultancy to the application team / operations for effective solution and complete their objective. Optimized long running offline jobs to minimize system utilization.- Developed many utility scripts to monitor critical applications and provide inputs to application team / vendor for their newly implemented products for better service to the customers.- Implemented wlshell utility for weblogic Heap size, Idle Thread counts, connection pool count, and queue monitoring to minimize downtime.- Received lots of appreciations from stakeholders for resolving problems.- Recognized and promoted to this current position by head of Business Systems Specialist Unit.

Riyadh

Major Accomplishments: • Played key role in setting up/ administering 50+ WebLogic domains and 100+ MQ• Significantly enhanced efficiency of the bank’s development team by optimizing solutions• Appreciated by stakeholders for effectively investigating and identifying root cause of long pending issues• Resolved critical applications, online banking incidents and performance degradation issues including multiple web applications /operations and middleware integration issues based on specialization in middleware components• Sybase Database performance bottlenecks, performance tuning, identification of inefficient queries, query optimization• Guided, Developed and maintained various products mapping from the legacy system to Temenos and vice versa by using Oracle Service Bus. (Enterprise Service Bus)• Developed Business Service connects Adapter (MQ, JMS, File and DB) to communicate with third parties• Managing elements of the current infrastructure to ensure high availability and optimal performance in an integrated environment• Render technical support in administering WebLogic, WebSphere MQ, Oracle Service Bus, Tuxedo, Siteminder and IIS as well as application integration using Enterprise Service Bus• Follow up with team members in resolving incidents in compliance to various SLA parameters• Prepare/ present root cause analysis report to stakeholders/ senior management based on operational as well as business requirements• Involved in design, development, implementation & support of in-house middleware software/tools for infrastructure requirements• Build/ configure multiple WebLogic domains for multi country environments for various applications such as Sanctions, AML, Intranet, Internet, IPO, Online Banking, Cortex and Fraud management• Guide team members in deploying patches in WebLogic, MQ, Tuxedo and other middleware components, administering IBM WebSphere MQ like Queue Managers, Queues, Channels and Listeners

Developed intranet/portal.Worked in JAVA, JSP, XML and Oracle.