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Software Architect/engineer/research Associate Resume

SUMMARY:

  • Architect and Senior Software Engineer/Performance Engineer/Application Analyst/Network with over ten years’ working experience mainly using J2EE, Oracle/DB2, and Linux/Unix
  • Strong skills in applications/software design with Design Pattern, SOA, Micro Service, CQRS,, Spring framework, ORM(Hibernate/iBatis/EJB/Spring DAO, JSF/ Spring MVC /Struts, UML and Data modeling with ER
  • Thorough work experience of OpenStack cloud and AWS Cloud/EC2, Asgard, Python/Boto, Scala/Gatling/Java 1.8, SOA/IaaS/PaaS, SQS/SNS, ELBs, Auto Scaling, S3, CloudWatch, Jason4s, SBT, Maven, Gradl, Jenkins, Bitbucket/Stash/ GitHub
  • Profound work experience of J2EE Performance Testing/Tuning with HP Performance Center /LoadRunner, IntroScope/New Relic/DynaTrace, Splunk, WireShark, JProfiler, Yourkit, JMeter
  • Superb knowledge of Oracle DBA, NoSQL(Cassandra/MongoDB/DynamoDB), Linux Administration, and network architecture
  • Strong problem identification and problem - solving skills applicable to complex computer systems and procedures
  • Project management techniques/experience through SDLC, TDD, Agil/XP/Scrum
  • Substantial knowledge Hadoop, MapReduce, Hive, Pig, Hbase, riak, redis, Oozie, Sqoop, flume, Mahout, Storm/Kafka, Spark

TECHNICAL SKILLS:

  • OOA&D, UML, Rational Rose, Design Pattern, SOA
  • Tier Web Application Design
  • AWS Cloud / Big Data / CQRS Design
  • Relational Database Design (ER), Data Modeling, Data Warehousing
  • SDLC, Waterfall and Agile development methodologies (RAD, XP, SCRUM)
  • CI with CruiseControl, Continumm
  • CMS with Daisy, Pkwiki, LifeRay, Alfresco, Joomla, WordPress
  • Java, Java Sockets, Java Thread, JMX, JavaMail, JavaCard, JTA, JMS
  • AWS Cloud/EC2, Asgard, Scala/Gatling/Java 1.8, SOA/IaaS/PaaS, CQRS, SQS/SNS, ELBs, Auto Scaling, S3, CloudWatch, Jason4s, SBT, Maven, Gradle, New Relic, DynaTrace, Splunk, Jenkins, IntelliJ, Apple Mac Pro, Bitbucket/Stash/ GitHub, NoSQL(Cassandra/MongoDB/DynamoDB), Python/Boto 3, CodaHale/Servo, Hystrix, Eureka, Puppet, Graphite, Monkey
  • OpenStack/RDO cloud/Heat Template/Nova/Network/Volume/Swift/YMAL, Granfana/Jenkins/SonarQube, Elastic Search/Apache Lucene
  • Ajax/DWR/DOJO, Struts, JSP, JSF, Portal, JBoss Seam, RichFaces
  • JSF/Spring MVC/Struts, JavaScript, JQuery, Java Applet, AWT, Swing, Flex
  • RMI, Java Servlet, Java Bean, EJB, Spring, Groovy on Grails
  • SOA, SOAP, AXIS, XMLBean, WSDL, REST/Restlet
  • XML/DTD/Schema/CSS/XSL/XSLT/DOM/SAX/XPath, XQuery, XML/WML/WAP
  • AOP, Log4j, Ant, AspectJ, JUnit, JMS, Hibernate, DAO, JDO, iBatis, Caching framework
  • XML Library (Xerces, Xalan, Axis), JAXB, XStream
  • WS, Web service/SOAP/WSDL/UDDI
  • Visual Basic, VBScript, ASP, ASP.NET, VB.NET, C++, C, MFC, VC++
  • Linux Shell Scripting, Ruby on Rail, COBOL, Perl, CGI, PHP, Python, Prolog, Assembler, AutoCAD, RPG
  • GitHub, SourceTree, Git Shell, Subversion/Subclipse, CVS, Perforce, ClearCase, StarTeam
  • Maven, SBT, Gradle, Continuum, Hudson, Cruise Control, JUnits, Mock, Easy Mock
  • POI, HSSF, HWPF, iReport, Jasper Report, PMWiki, IBWiki, Daisy, Lenya, Liferay
  • JProfiler, HP Performance Center/LoadRunner, IntroScope, DynaTrace, Splunk, IBM HeapAnalyzer, ThreadAnalyzer, GCAnalyzer, New Relic, Gatling, FireBug, Chrome DevTools, Jmeter. Keynotes, SiteCatalyst, WS AdminConsole, Hyperic
  • Knowledge of Oracle (9i) DBA, ORACLE, DB2/UDB, Cold Fusion, MS ACCESS, MYSQL, Dbase, Berkeley DB
  • SQL, PL/SQL, SQL Plus, SQL Scripting, ODBC, JDBC, ADO
  • Windows (3.1/95/98/2000/ XP), Unix (Solaris, AIX, HP), Linux (Red Hat/Centro), OS/400, DOS, Macintosh
  • J2EE (Web Service, JMS, MQ, RMI, EJB, JINI, Servlet, JavaBean), SPRING
  • CORBA, COM/DCOM/COM+, Perl/CGI
  • LDAP, MOM/Sonic, Websphere Security, SSL, LTPA, SSO, TCP/IP, HTTPS
  • Websphere, WebLogic, Apache/Tomcat, JBoss, JRun, SQL Server, MySQL server, SQL server, Oracle Server, JSWDK, Blaxiz server, CORBA
  • WSAD/VisualAge, Rational XDE, Eclipse, IntelliJ, Forte, JBuilder, Jdeveloper, EditPlus, WinMerge, Toad, PL/SQL Developer, Putty, WSCAP, AQUD Data Studio
  • Dimensional Model, DecisionStream(Cognos), Impromptu, Showcase, Seagate Crystal Report, Informatica, Microsoft Visio, ERwin
  • Knowledge of JCR, JSB, WSRP, Lucene, GFS/Map-Rduce, iRise, WebMethod, .Net, JINI, JavaSpace, JAIN, JND, MVS, CICS, JCL, C#, OLTP, ISO, Hadoop/GFS, Groovy/Grails, Ruby on Rail, BPEL for SOA, Stellar, Alfresco, SharePoint, WordPress
  • Scala, Cassandra, MongoDB and knowledge of Hadoop, MapReduce, Hive, Pig, Hbase, riak, redis, Oozie, Sqoop, flume, Mahout, Storm, Spark
  • GIS Analysis with ARCView, ARCInfo, CARIS, and MapInfo

PROFESSIONAL EXPERIENCE:

Confidential

Software Architect/Engineer/Research Associate

Responsibilities:

  • Involved in research on AI/Machine Learning for Breast Cancer Diagnosis
  • Design/Implement Research IntraNet with NodeJS / React
  • Design/Implement MicroServices with Spring Boot/Jersey/Docker Swarm/Swagger
  • Design/Implement for Big Data with Hadoop/Hive/Spark/Zookeeper/Kafka
  • Design/Implement Machine Learning Model with TensorFlow/Neural Network (in process)
  • POC of Big Data Streaming

Confidential, Bellevue, WA

Sr. System Analyst/Architect/DevOp Engineer/Network Engineer

Responsibilities:

  • Design Repository of Network Routing Charging Policy system
  • Doc the Architecture of Confidential & Confidential CI/CD system
  • Provide Training of Git/Bitbucket for the team
  • Provide Training of CI/CD with Jenkins for the team
  • Provide Training of Jenkins Reporting with Java/J2EE, CSS
  • POC of CI/CD with/over webservice Restful API
  • POC of Jenkins Reporting
  • POC of Standalone Java/J2EE web application for CI/CD
  • POC of Interactive GUI for Jenkins
  • POC of Node.js for Dynamic Loading
  • POC of Stateful / Stateless CI/CD Pipeline
  • POC of RDD/Spark VS Kakka
  • POC of Eureka vs Zookeeper
  • POC of Restful MicroWS with SpringBoot
  • POC of Ansible vs Puppet
  • POC of CloudFoundry
  • POC of Jenkins CI/CD over ECOMP/ONAP/Concouse
  • POC of D3.js for customized GUI
  • POC of Java/J2EE Performance of Multiple Threads
  • POC of Jetty for customized GUI
  • POC of MongoDB Failover for clusters
  • POC of Cassandra over MongoDB
  • POC of Python for Router Failover
  • POC of OpenFlow
  • POC of Kafka
  • POC of Reactive
  • POC of Non-Blocking I/O
  • POC of CQRS over Java Drools for Network Routing
  • POC of BlueOcean Docker
  • POC of BlueOcean for Multiple Threads
  • POC of OpenStack on Oracle VirtualBox
  • POC of MongoDB vs Cassandra
  • POC of Git/Bitbucket over CVS/SVN

Sr. Software Engineert/Network Engineer/System Analyst/Architect

Confidential

Responsibilities:

  • Design the network work flow component of PCRF Monitor for CI/CD with Jenkins/Robot/DsTest
  • Develop Blue-Ocean Pipeline with Groovy
  • Develop Shell Script / Python for Jenkins function components
  • Develop D3.js based complex GUI for dynamic loading
  • Network support and trouble debug with WireShark
  • JVM performance analysis
  • Implement the application with Python/PyMongo + MongoDB/Compass/Client
  • CI with BitBucket/SourceTree/GitBash, Jenkins/Puppet/Nova/Network/Swift/Volume
  • Modify the Shell Scripts to output for Jenkins from Subversion
  • Deploy/Test the application with Puppet/Cluster, OpenStack/Heat Template/Cloud

Sr. System Analyst

Confidential

Responsibilities:

  • Installation of PCRF in OpenStack/Linux environment
  • QA/Test PCRF Confidential & Confidential App
  • Debugging PRCF Java/IP Network Application

Environment: Java, Bash Shell Script, Python, Docker, Linux/StartOS/Centos, Puppet/chef/Ansible, MongoDB, OpenStack Cloud, OSI Framework Level 2+3+4, CodalHale, Grafana/ELK, WireShark, Protocol/Diameter/Radius, PCRF/PCEF, CPS, 3G/4G VoIP

Confidential, Beaverton, OR

Designer + Software Engineer / Performance Engineer

Responsibilities:

  • Designed the Universal Performance Application with Gatling
  • Performance testing/tuning with BlazeMeter/Jmeter
  • Implemented the Confidential Universal Performance Application with Scala/Gatling/Jason4s

Environment: AWS Cloud/EC2, Asgard, Scala/Gatling/Java 1.8, Kafka/Spark/Zookeeper, SOA/IaaS/PaaS, CQRS, SQS/SNS, ELBs, Auto Scaling, S3, CloudWatch, Jason4s, SBT, Maven, Gradle, New Relic, DynaTrace, Splunk, Jenkins, IntelliJ, Apple Mac Pro, Bitbucket/Stash/ GitHub, NoSQL(Cassandra/MongoDB/DynamoDB), Python/Boto 3, CodaHale/Servo, Hystrix, Eureka, Puppet, Graphite, Monkey, Youkit, SonarGraph

Sr. Software Engineer

Confidential

Responsibilities:

  • Installed the DynaTrace Server + Collector in AWS EC2 Env
  • Integrated and Installed DynaTrace Agnet with Confidential + Sync Restful Application
  • Studied/Doced the impact of DynaTrace agent on Restful Aplication in AWS EC2

Environment: Micro Services/Restful on AWS Cloud/EC2, Asgard, New Relic, DynaTrace, Splunk, Jenkins, IntelliJ, Apple Mac Pro, Bitbucket/Stash, Puppet, Docker Swarm

Sr. Software Engineer

Confidential

Responsibilities:

  • Designed and Implemented the Boto 3 application for data transformation among Restful applications

Environment: Micro Services/Restful on AWS Cloud/EC2, Python / Boto3

Confidential, Bellevue, WA

Senior Software / Performance Engineer

Responsibilities:

  • Design/implement the Performance Monitor/Report for Resful WS on AWS
  • Software Development with Scala, Java, Python
  • NoSQL MongoDB, Cassandra, Dynamics DB
  • Performance testing with Protractor for AngularJS
  • Monitor/Analysis Applications based on Microservice Architect with New Relic, CloudWatch
  • Analysis Microservices based on Netflix OSS, Hystricx, Ribbon, Eureka, Spring Cloud, Spring Boot
  • Monitor/Analysis Restful WS on AWS with Asgard, CloundFormation, Route53, RDB, EC2, SOS, SNS

Environment: Apple Mac Pro, IntelliJ, GitHub, SBT, Maven, Gradle, SQL Server, MySQL, Splunk, NodeJS, AngularJS, Swagger for WS, SQL Workbench, Jenkins, New Relic, DynaTrace

Performance Lead Engineer

Confidential

Responsibilities:

  • Java Profiling with JProfiler
  • HP Performance Center/Load Testing with LoadRunner
  • Heap / Memory Analysis with IBM HeapAnalyzer, DumpAnalyzer
  • Performance Monitoring/Tuning with IntroScope
  • NoSQL Cassandra with Casser for Java

Environment: Eclipse, IntroScope, HeapAnalyzer, DumpAnalyzer, JProfiler, LoadRunner, AWS EC2, Keynotes, SiteCatalyst, Chrome DevTools, OpsCenter/Canssandra, CQ5, Splunk, Jenkins

Confidential, Peoria, IL

Lead Engineer / Architect / Performance Engineer

Responsibilities:

  • Oversaw / Support over 8000 JVMs on WAS 6 & 7 & 8, and TC 6, and Tomcat 6
  • Oversaw / Support about 4000 Java professionals (architect/engineers/PMs) around global
  • Debug / Performance Analysis with IntroScope / Hyperic /JConsole
  • Heap / Memory Analysis with IBM MAT, JProbe, HeapAnalyzer, DumpAnalyzer
  • Mentor / Guide app teams for code / configuration / testing
  • Advanced Java Training on Memory Structure, Garbage Collection and Thread Dump
  • Advanced Java Training on Java and Server Class Loading (Tomcat, WebSphere 6 & 7)
  • Training on dump file analysis for Tomcat with Oracle JVM and WebSphere with IBM JVM

Environment: RAD / Eclipse / IntroScope / HeapAnalyzer / DumpAnalyzer / Spring-Core / Spring-MVC / Page layout using TILES, JavaScript / JQuery /BacnkBone. AJAX, Hibernate with Oracle and Teradata, DataTable, Web Services - Axis, JUnit / JMock / JWebUnit, LoadTesting - LoadRunner

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