Konstantin Stepanyuk

Novosibirsk, Russia

Member since October 2, 2013

Konstantin is experienced with both back-end and front-end development technologies and practices. He boasts excellent communication skills and works effectively in team settings. He has also worked closely with clients on a variety of individual projects.

Konstantin is now available for hire

Hire Konstantin

Portfolio

EastBanc Technologies
Java, Ruby, Bash, JavaScript, Groovy
UniPro
Java, JavaScript
Sibers Group
Java, C++, JavaScript

Experience

JavaScript, 12 years
Java, 10 years
Linux, 10 years
SQL, 8 years
Git, 6 years
C++, 6 years
Node.js, 4 years
AngularJS, 3 years

Availability

Part-time

Preferred Environment

Linux, Intellij IDEA, Git

The most amazing...

...thing I've coded is scalable and highly available education web portal designed for using by thousands students per day

Employment

Senior Java Developer
EastBanc Technologies
2011 - 2014
- Developed and maintained Java-based applications.
- Handled core back-end and front-end development.
- Administrated environments.
- Led projects with team of 4 developers.
- Created project architectures.
Technologies: Java, Ruby, Bash, JavaScript, Groovy
Engineer
UniPro
2009 - 2011
- Developed and supported commercial and open-source projects.
- Worked with bioinformatics.
- Optimized algorithms using modern computer architectures. Integrated the project “Ugene” as a plug-in.
- Developed a friendly user interface.
- Created automated tests.
Technologies: Java, JavaScript
Java Developer
Sibers Group
2008 - 2010
- Developed and supported commercial projects.
- Analyzed, estimated, and planned during the development process.
- Created automated tests.
- Implemented integration with a FLEX application.
- Developed desktop applications.
Technologies: Java, C++, JavaScript
Developer
SGGA
2002 - 2006
- Created automated education tests.
- Develop edication games.
Technologies: JavaScript, C++, Pascal

Experience

Ugene (Development)
http://ugene.net
A free open-source cross-platform bioinformatics software package.

Skills

Languages
JavaScript, Groovy, Java, SQL, C++, Ruby
Frameworks
Apache Wicket, AngularJS, JUnit, Hibernate, Spring, JSF2, Ext JS, Apache Struts 2, Android SDK, JBehave, PowerMock, Mockito, GWT, Qt, Ruby on Rails (RoR)
Libraries/APIs
JAX-RS, JAXB, Node.js, Java Servlets, Java Security, SAX, Jackson, AngularUI, RichFaces, JPA, JavaMail, Facebook API, Facebook SDK, Twitter API, Android API, jQuery, LinkedIn API, Google API
Tools
Maven, GitHub, SVN, Ant, Gradle, Apache JMeter, IntelliJ IDEA, Apache Tomcat, Git, Vim Text Editor, GitLab, Gimp, JBoss Drools, Eclipse, Microsoft Office, Qt Creator, Micorsoft Visual Studio
Paradigms
Service-oriented Architecture (SOA), Design Patterns, Object-oriented Programming (OOP), Aspect-oriented Programming, Agile Software Development, Functional Programming
Platforms
Linux, Android, Windows, Oracle, Mac
Storage
PostgreSQL, MySQL, MongoDB

Education

Master's degree in Applied Mathematics and Computer Science
Novosibirsk State Novosibirsk, - Novosibirsk, Russia
2009 - 2011
Bachelor's degree in Applied Mathematics and Computer Science
Novosibirsk State Novosibirsk - Novosibirsk, Russia
2005 - 2009

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