Principal Software Engineer
CurrentTechnique lead of Microservice InfrastructureBuild the CI/CD process on TeamArchitecture and Code Security Audit/Review Fix on local and outsource teams
Jun 2019 - Present
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Lian Duan Email & Phone Number
Principal Software Engineer at Oracle
at
Oracle
1 work email found
@oracle.com
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✓ Verified August 2026
4 data sources
Profile completeness 100%
Current company
Role
Principal Software Engineer at Oracle
Location
Owings Mills, Maryland, United States
Who is Lian Duan? Overview
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Quick answer
Lian Duan is listed as Principal Software Engineer at Oracle at Oracle, based in Owings Mills, Maryland, United States. AeroLeads shows a work email signal at oracle.com and a matched LinkedIn profile for Lian Duan.
Lian Duan previously worked as Principal Software Engineer at Oracle and Senior Java Developer/Scrum Master at Oracle. Lian Duan holds Master'S Degree, Computer Software Engineering from Stratford University.
Company email context
Email format at Oracle
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{first}.{last}@oracle.com
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AeroLeads found 1 current-domain work email signal for Lian Duan. Compare company email patterns before reaching out.
Profile bio
About Lian Duan
TECHNICAL SKILLS• JAVA/J2EE9+ yrs: JSP, Servlet, JSF, Myfaces, Richfaces, Spring, Hibernate, JPA, Struts 2,EJB 3,JMS,JDBC,JNDI, jBPM, Freemarker, and Jasperreports etc.• Middleware 6.5+ yrs: Websphere, Weblogic, Weblogic Portal, JBoss, Apache Tomcat, JBoss AS 5.1, and IBM MQ Series etc. • Web Service 5+yrs:JWS, JAX-WS,JAX-RS,SOAP,Axis2, and CXF. • Responsive design 1+yr: CSS3/ Image Alpha/ Jpegotim.• XML/HTML 6+ yrs: XML, XSLT, XSL, SAX, DOM, HTML, CSS.• Database and tools: Oracle 9i/10G/11G, IBM DB2,SQL Server 2000/2005/2008, and Mysql.• Cloud Database: MongoDB• AJAX 4+yrs:jQuery, and Google Web Toolkit.• UNIX/Linux/Shell7+: IBM AIX5.3, Red Hat Enterprise Linux5.5, Solaris10.• Others: UML, Maven, ANT, Maven, TOAD, Rational Rose, and Microsoft Visio.CERTIFICATIONS2008 Oracle 10G Oracle Certified Professional2012 Oracle 11G Oracle Certified Professional2012 Oracle Weblogic Server 11g System Administration2012 IBM Certified System Administrator -WebSphere Application V7.0 2012 Java Standard Edition 6 Programmer Certified Professional Exam2012 Java Enterprise Edition 5 Business Component Developer Certified Professional Exam2012 Java Enterprise Edition 5 Web Services Developer Certified Professional Exam2013 IBM Certified System Administrator -AIX 7 Administration2013 IBM Certified System Administrator - WebSphere MQ V7.02013 IBM Certified -Architectural Design of SOA Solutions2013 10 Gen Certified MongoDB for Java Developers2013 10 Gen Certified MongoDB for DBAs2014 Cloudera Certified Developer for Apache Hadoop2014 Functional Programming Principles in Scala
Listed skills include Tomcat, Hibernate, Jboss Application Server, Spring Framework, and 13 others.
Current workplace
Lian Duan's current company
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8 roles
Lian Duan work experience
A career timeline built from the work history available for this profile.
Senior Java Developer/Scrum Master
CurrentWorking on iCare, myMicros, BI.Built a team, planned and evaluated bugs for CPU(Critical Patch Updates) and led the team to deliver the CPU on time. Created the security bug fixing process standards.
Oct 2013 - Present
Java Developer
A restructuring system is based on MongoDB ,Spring MVC and Pentaho ETL. The system can automatic check out code, analyze and make optimization report. After use the system, over 500 methods, 860 inactive action classes were removed form cluster product system and reduce 13% memory on cluster product system.
Jan 2013 - Oct 2013
Java Developer
Imwoo
Designed, developed, and maintained a business reporting system. The reportingsystem integrates with online Store (ASP.NET) basedon Web Service to provide sales, profit, and inventoryinformationforanalysis.
Dec 2010 - Dec 2011
Java Developer
Realty
Architected, designed, and developed business reporting system. The system is based on J2EE and uses Web Service to integrate with Realty User Portal (PHP5.3). Reports includeproperty information, sales bonus, departmentsales, department information, and profit information.
Dec 2009 - Oct 2010
Java Developer
Beijing Railstoneltd
Part of a team that developed an onlineapplication for the Chinese Railway Department that was responsible for inventory control and product management.Created several modules that wereessential to creating a unique product key for businesses who desired to sell their products to the Chinese Railway Dept (the only Railway system in China with 7 province branches).Trained other developers to use Richfaces3.1.2.
Dec 2006 - Dec 2008
Java Developer
Zhonghaijiyuanltd
Large scale, complex $1MIL+ project thatapplied tax returnsfor companies.Developed, designed and implemented security model using Role Based Access Control and a tool for the ETL (Extract, transform and load) module. Each of the 4 teams involved in this project used my project to code and design their project.
Dec 2003 - Dec 2006
Java Developer
Chuanghenxinltd
Orchestrated deployment of a DSL and Head End project. The softwarecontrolled the Head End which secured and displayed customer statistics such as the DSL speed and hours ofinternet usage.
Dec 2000 - Dec 2003
2 education records
Lian Duan education
Master'S Degree, Computer Software Engineering
Stratford University
Bachelor Of Science (Bs), Computer Science
Beijing Union University
FAQ
Frequently asked questions about Lian Duan
Quick answers generated from the profile data available on this page.
What company does Lian Duan work for?
Lian Duan works for Oracle.
What is Lian Duan's role at Oracle?
Lian Duan is listed as Principal Software Engineer at Oracle at Oracle.
What is Lian Duan's email address?
AeroLeads has found 1 work email signal at @oracle.com for Lian Duan at Oracle.
Where is Lian Duan based?
Lian Duan is based in Owings Mills, Maryland, United States while working with Oracle.
What companies has Lian Duan worked for?
Lian Duan has worked for Oracle, Marriott, Imwoo, Realty, and Beijing Railstoneltd.
How can I contact Lian Duan?
You can use AeroLeads to view verified contact signals for Lian Duan at Oracle, including work email, phone, and LinkedIn data when available.
What schools did Lian Duan attend?
Lian Duan holds Master'S Degree, Computer Software Engineering from Stratford University.
What skills is Lian Duan known for?
Lian Duan is listed with skills including Tomcat, Hibernate, Jboss Application Server, Spring Framework, Java Enterprise Edition, Ejb, Maven, and Soap.
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