Sam El-Nasr

About Sam El-Nasr

Certifications acquired:1) SCJP (Sun Certified Java Programmer)2) SCWCD (Sun Certified Web Component Developer)3) AWS Certified Cloud Practitioner (completed 2021)Databases •ORACLE 8i, 9i,10g, 11g & 12c•MySQL•Microsoft Access•Microsoft SQL Server 2008Database technologies •Complex SQL, PL-SQL, writing Triggers, Views, Stored Procs & Functions.•Designing Database Entity Relationship Diagrams (ERD) models.Backbone Technologies- Spring (beans, web, mvc, security.)- Spring BootJ2EE-specific:•Servlets & JSPs. Filters & Interceptors•JSTL•EJB,JMS,JMX,JDBC,JCA,JTA,JavaMail,JNDI,Log4j, xDoclet,JAAS,JSSE,JCE•SOAP & REST based Web Services•Hibernate, Spring JDBC Template•Dozer •ANT & MAVEN•Jenkin for automated nightly/weekly/… builds to staging environment.•XSLT,eXSLT •XML - JAXP, JAXB, JDOM, DOM4J•Apache ActiveMQ – JMS Broker•Marshalling & UnMarshalling - JIBX, JAXB•JUnit & Mock containers for unit testing.•HTTPUnit•Apache JMeterIntegration / ESB Engines •IBI iWay integration engine •Mule ESB engine•Apache ServiceMix ESB engineJava Design Patterns •Creational Patterns: Factory pattern, Abstract Factory pattern, Builder pattern, Singleton pattern, Prototype pattern•Structural Patterns: Adapter pattern, Bridge pattern, Composite pattern, decorator pattern, Façade pattern, proxy pattern•Behavioral Patterns: Interpreter pattern, iterator pattern, chain of responsibility pattern, command patern, State pattern, Observer pattern, visitor pattern, template pattern.J2EE Design Patterns •Front Controller, Service Oriented Architecture (SOA), Context Object, Intercepting Filter, View Helper, Service to Work, Composite Entity, Transfer/Value Object, Web Service Broker, Service Locator, Business Delegate, Singleton Pattern utilizing JAVA Singleton-class pattern under the hood, Session FaçadeWeb & Application Servers J2EE:•Tomcat•JBoss (3.x,4.x,5.x)XML:•XMLSpy,XMLPad,Oxygen,SOAP UISoftware Source Control/Management tools:•Rational ClearCase,CVS & SVN

Experience

1. Senior Software Engineer

   Cinch Home Services

   Aug 2019 — Present

   Software Development & System Architecture using Microservices, AWS technologies (S3 / Lambdas / CloudWatch / DynamoDb / CloudFront / API Gateway /.), NodeJs, Serverless technology, Angular, REST & SOAP web services, Java, Spring Boot & Spring technology stack, Docker, Jenkins, CMS tools (Liferay), bootstrap, JQuery.

Education

• Texas A&M University

  Bachelors, Computer Science

  1996 — 2000

• DePaul University

  Masters, Science with eCommerce Technologies Focus

  2000 — 2003

Skills

• Jboss Application Server
• Rest
• Ant
• Java
• Soa
• Java Enterprise Edition
• Struts
• Javascript
• Hibernate
• Spring
• Jms
• Spring Framework
• Junit