Vladimir Ilmov

Amsterdam, Netherlands

Member since January 2, 2015

Vladimir is a highly skilled Java developer focusing primarily on web applications. He has diverse experience in different operating systems, program languages, and platforms. He is currently learning about Scala, non-stop garbage collectors, and hot swap code replacement. He enjoys dancing in his free time.

Vladimir is now available for hire

Hire Vladimir

Portfolio

AT-Consulting
Java 7, WebLogic 12, Oracle RAC
DETA
Tomcat 6-8, WebSockets, HTML5, CSS3, Vaadin 7, PostgreSQL
JSC "Diasoft"
Java 6, WebLogic 9, WebSphere 7, Oracle, MS SQL, JSF

Experience

SQL, 13 years
JDBC, 11 years
Java, 11 years
XML, 11 years
Oracle, 7 years
PostgreSQL, 6 years
EJB, 4 years
Oracle 11g, 3 years

Availability

Part-time

Preferred Environment

Mac OS X, Eclipse

The most amazing...

...thing I've done is to implement a complex customer flow management system.

Employment

Senior Developer, Group Leader
AT-Consulting
2012 - PRESENT
- Optimized file processing billing engine run time, reducing it from 72 hours to 6.
- Optimized a failover, load balancing solution for a JMS processing engine on WebLogic JMS implementation.
- Implemented auto-configurable auto-start WebLogic domain deployment.
- Resolved performance problems with the RedHat Linux network stack and NIC driver.
- Tuned Oracle database application SQL requests.
Technologies: Java 7, WebLogic 12, Oracle RAC
CEO, Founder
DETA
2008 - PRESENT
- Acquired negotiation experience.
- Created a high-availability solution for customer flow management in government departments of traffic police and migration services in nearby regions.
- Created an eQueue module with the ability to monitor people.
- Created a pre-record module to optimize the customer service process.
- Increased the proportion of customers using the self-registration process from 10% in 2008 to 85% in 2014. Raised the monthly number of served clients from 6K to 50K.
Technologies: Tomcat 6-8, WebSockets, HTML5, CSS3, Vaadin 7, PostgreSQL
Integration Developer
JSC "Diasoft"
2008 - 2012
- Created an integration bus for Souz Bank using the Bea BPM engine.
- Upgraded internal architecture for a few banks using Geronimo/WebSphere CE integration.
- Implemented an asynchronous WebService interface to support BPM in Souz Bank.
- Implemented WS-Security services for the Diasoft Platform and FLEXTERA.
- Implemented a custom form engine.
Technologies: Java 6, WebLogic 9, WebSphere 7, Oracle, MS SQL, JSF
Software Developer, System Architect
JSC "Vimpelcom"
2004 - 2008
- Handled development of the SLA support self service system of a leading cellular operator in Russia.
- Was responsible for solving production performance problems, involving optimization of the server, OS, database, and application.
- Acquired hands-on knowledge of Sun Fire 25K (72CPU) optimization.
- Optimized the execution time of a billing processing engine from 14 days to 36 hours.
- Created failover/high-availability architecture for a vendor application.
- Created and implemented a monitoring scheme to provide fast and correct data regarding application status.
- Created a USSD/IVR API to serve 150 customer requests per second.
- Tuned SQL for Oracle 9.
Technologies: Java 1.4, Java 1.5, WebLogic 8, Oracle 9, Struts
Web Developer
INCAP
2000 - 2004
- Handled design of HTML markup.
- Implemented an online food-recipe solution for choosing food and to getting cooking recommendations.
- Implemented many sites in a CMS on PHP/MySQL.
- Created an online shop for apparel, plastic, and promotional products with custom item configurations.
- Created a custom CMS on Java 1.4/XML.
Technologies: PHP, JavaScript, C#, Java 4, DHTML, CMS
Junior Developer
Tensor
1999 - 2000
- Created one of the first eCommerce solutions in the region.
- Served as marketing developer. Created a tool to manipulate light boards.
- Optimized internal order processing.
Technologies: Perl, HTML, MySQL, C++

Experience

DETATRAK (Development)
A CFM system with an e-ticket module and pre-record. It features a reporting engine capable of generating customized user reports, custom validation checks, and a form generation engine.
Beeline Self Service (Development)
https://my.beeline.ru
I acted as a system architect for a J2EE cluster application using Oracle Exadata as a database.
BrandRoads (Development)
http://www.brandroads.com
A CMS/eCommerce site with functionality for creating shopping items. It includes many configuration options.

Skills

Languages
XML, Java, SQL, JavaScript, PHP, Perl, CSS, HTML, HTML5, C++, XSLT, XML/XSLT, LESS, CSS3, Scala, HQL (Hibernate Query Language)
Frameworks
JUnit, Knockout.js, Vaadin, Mockito, Selenium, Hibernate
Libraries/APIs
JMS, JDBC, JAX-WS, Selenium WebDriver, JAXB, JPA, JSTL, WebSockets, JAX-RS, jQuery
Tools
Apache Tomcat, Maven, Ant, Nginx, Apache JMeter, Wireshark, Jenkins, SVN, CVS, Eclipse, JProfiler, Git, Git flow, JIRA, Hudson, Apache, LoadRunner, Postfix
Paradigms
Unit Testing, REST, Load Testing
Storage
PostgreSQL, Oracle 11g, Oracle 12c, MySQL
Misc
HAProxy, Oracle WebLogic Application Server, WebLogic, Tomcat 6, TCP, EJB 3, JSP, Tomcat 7, EJB, GlassFish, Memory profiling, SSO, HTML5 WebSockets, Squid Proxy Server, LDAP, Linux redhat
Platforms
Windows, JVM, Linux, WebSphere, Solaris, Oracle

Education

Bachelor's degree in Computer Science
Demidov Yaroslavl State University - Yaroslavl, Russia
1999 - 2004
Bachelor's degree in Accounting
Yaroslavl Civil Engineering College - Yaroslavl, Russia
1996 - 1999

To view more profiles, join ToptalJoin Toptal

I really like this profile

Share it with others

0shares