Senior Java Developer

1/2018 – offen

Inhouse eCommerce platforms maintenance, migration to microservice/reactive architecture, new features/platforms architecture + development, Automated UI testing + Load testing, integration with customer ERP systems. Requirements analysis and delivering technical specifications.

Docker, Git, J2EE, Jenkins, Jquery, Apache Kafka, Kubernetes, Mongodb, Postgresql, Representational State Transfer (REST), Selenium, Spring Framework

9/2010 – 12/2017

1. Eurex​ ​Clearing​ ​GUI​ ​web​ ​applications​ developer

● Working​ ​with​ ​Product​ ​Owners​ ​and​ ​translating​ ​business​ ​requirements​ ​into​ ​technical​ ​specifications​ ​and GUI/middleware​ ​implementations
● Continuous​ ​integration​ ​of​ ​GUI​ ​frontend​ ​and​ ​middleware​ ​with​ ​financial​ ​backend​ ​systems​ ​(developed​ ​in parallel)​ ​and​ ​in-house​ ​infrastructure
● Partial​ ​maintenance​ ​of​ ​the​ ​backend​ ​codebase​ ​responsible​ ​for​ ​GUI-backend​ ​integration​ ​(PL/SQL)
● Development​ ​and​ ​maintenance​ ​of​ ​the​ ​common​ ​components​ ​shared​ ​across​ ​the​ ​GUI​ ​and​ ​middleware applications
● Providing​ ​support​ ​during​ ​software​ ​installation​ ​on​ ​simulation​ ​and​ ​production​ ​environments
● Processing​ ​end-user​ ​feedback,​ ​​ ​providing​ ​usability​ ​improvement​ ​solutions
● Reporting​ ​to​ ​management​ ​using​ ​Agile​ ​toolset,​ ​following​ ​in-house​ ​standards​ ​for​ ​software​ ​development and​ ​maintenance

Technical​ ​Environment ​:​ ​GWT​ ​/​ ​GXT​ ​/​ ​Spring​ ​/​ ​Hibernate​ ​/​ ​PL/SQL​ ​/​ ​XML​ ​/​ ​XSLT​ ​/​ ​Junit​ ​/​ ​Tomcat​ ​/​ ​Rally​ ​/ Selenium​ ​RC​ ​/​ ​Jenkins​ ​/​ ​Eclipse​ ​/​ ​GIT​ ​/​ ​Gerrit

2. Developer of In-house​ ​project​ ​planning​ ​/​ ​issue​ ​tracking​ ​/​ ​release​ ​management​ ​application

● 6​ ​months​ ​mission​ ​of​ ​porting​ ​of​ ​an​ ​existing​ ​cgi​ ​based​ ​web​ ​application​ ​into​ ​an​ ​open​ ​source​ ​based​ ​JEE stack.
● analysys​ ​of​ ​the​ ​legacy​ ​software​ ​and​ ​gathering​ ​requirements​ ​for​ ​new​ ​features ● architecting​ ​and​ ​implementation​ ​of​ ​the​ ​new​ ​application​ ​stack
● providing​ ​usability​ ​improvements​ ​and​ ​database​ ​optimizations

Technical​ ​Environment ​:​ ​Hibernate​ ​/​ ​Spring​ ​/​ ​Spring-MVC​ ​/​ ​Jsp​ ​/​ ​web​ ​services​ ​(apache​ ​cxf)​ ​/​ ​JUnit​ ​/​ ​jQuery​ ​/ Lucene​ ​/​ ​Tomcat​ ​/​ ​Oracle​ ​/​ ​Ant​ ​/​ ​Eclipse​ ​/​ ​SVN

Apache Tomcat, Subversion, Eclipse, Hibernate (Java), J2EE, Junit, PL/SQL, Spring Framework, Git, Jenkins, Web Services, JavaScript, Jquery, Javaserver Pages

3/2005 – 3/2010

Web​ ​application​ ​developer​ ​in​ ​Insurance​ ​and​ ​Government​ ​Fund​ ​Management​ ​areas

● implementation​ ​of​ ​data​ ​model,​ ​business​ ​services,​ ​web​ ​controllers
● design​ ​and​ ​implementation​ ​of​ ​in-house​ ​MVC​ ​framework​ ​based​ ​on​ ​xslt
● unit​ ​tests,​ ​integration​ ​tests,​ ​functional​ ​tests​ ​implementation

Technical​ ​Environment​ ​:​ ​JavaServlets​ ​/​ ​XSL​ ​/​ ​HTML​ ​/​ ​JavaScript​ ​/​ ​XSD​ ​/​ ​EJB2​ ​/ PL/SQL​ ​/​ ​Oracle​ ​/​ ​Weblogic​ ​/​ ​Ant​ ​/​ ​Eclipse

Hibernate (Java), J2EE, Spring Framework