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Osama Raya

Osama Raya

Programming Languages Trainer

Followers of Osama Raya963 followers
location of Osama RayaNovi Sad, Vojvodina, Serbia

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  • Timeline

  • About me

    Software Engineer, Internet Entrepreneur

  • Education

    • Software and Information Systems Engineering Tishreen University

      2006 - 2011
      Bachelor’s Degree Computer Software Engineering 78.44%

      Activities and Societies: Guitar player, chess club I developed many applications in Java during my college study

    • Tishreen University

      2006 - 2011
      Bachelor's degree Computer Software Engineering

      Activities and Societies: Guitarists, chess players

  • Experience

    • MegaSoft Training Center

      Nov 2011 - Dec 2012
      Programming Languages Trainer

      I Trained many students on programming languages- Java courses (Beginner – Advanced)- C++ courses (Beginner – Advanced)

    • Freelance programmer

      Jan 2012 - Jan 2016
      Freelance programmer

      Developed many applications using Java, Swing, MySQL and Hibernate (NetBeans IDE , WampServer):SR-Dental,SR-Store, RMI Medical System, RMI Banking System

    • Public Enterprise of Latakia Port

      Jan 2013 - Nov 2016
      Software Engineer

      Worked with a team in developing in-house applications such as:- An application to organize employees' information- Salaries management system System analysis, testing, maintenance, troubleshooting. Technical support and training for employees on using computerapplications.

    • Infinitium Group of Companies

      May 2017 - Dec 2020

      Working on Payment solution, Full stack development. o Designed and implemented multiple enhancements to solve critical high load problems and achieved very good results o Fixed critical & tricky Live issues with minimum & simplified changes in a short period of time o Design and implement new features and changes to existing features o Investigation and fixing issues and bugs (Live and non-Live) o Problem solving, find simple solutions to complex problems o Collaboration with other teams o Requirements gathering o Helping and supervising juniors in my team o Documentation• Working on online payments system, transactions, cards, banking, ISO8583• Using Java 7,8. , J2ee, JSP, Servlets, OOP, JDBC, Swing• Hibernate, JPA, Spring boot,• Spring MVC, Microservices, Restful web services• Frontend: Javascript, JQuery, CSS, HTML• APIs (Build+ consume) , SOAP & REST web services, integration with other systems• SQL Server 2012• Eclipse, Maven, SVN, Tomcat & Weblogic servers• Agile Methodology , JIRA, Kanban• PCI Compliance• Web secure coding (compliance with OWASP and market security standards) • Performance tuning and Load testing (JProfiler, JMeter)• DevOps principles certificate Show less

      • Senior Software Engineer

        Jun 2019 - Dec 2020

      • Software Engineer

        May 2017 - May 2019

    • MoneyLion

      Mar 2021 - Jul 2021
      Software Engineer

    • Self-employed

      Jul 2021 - now
      Internet Entrepreneur

  • Licenses & Certifications

    • Problem Solving (Intermediate) Certificate

      HackerRank
      View certificate certificate

    • DevOps Fundamentals

      DevOps Agile Skills Association (DASA)