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@krylenkom
Flag of Ukraine Donetsk, Ukraine
Member since November, 2007
3 Recommendations

Mary Krylenko 

I have over 10 years experience in the field of Software Development as Sr. Developer. My expertise is in full Software Development Life Cycle (SDLC) including: - Software Architecture - Object Oriented Programming - Distributed Objects - Designing - and Prototyping. These are my specialties: - Application development and support using ---- Java ---- JSP ---- JDBC ---- RMI. - Development of Distributed Components Architecture - J2EE architecture like: ---- JMS ---- XML ---- MVC ---- Web Methods ---- SOAP ---- REST. - Java frameworks like: ---- Spring ---- Struts ---- Hibernate. - Web/application servers like: ---- Apache (Apache HTTP Server) ---- Tomcat (Apache Tomcat Server). I am also an expert in: - Java 2 - JSP - JSF - MySQL - PostgreSQL - HTML - CSS - JavaScript - Ajax.
$30 USD/hr
254 Reviews
6.8
  • 98%Jobs Completed
  • 100%On Budget
  • 100%On Time
  • 52%Repeat Hire Rate

Recent Reviews

Experience

Lead Java Developer

Nov 2008 - Sep 2012 (3 years)

Project management system.

Java Developer

Sep 2007

Business Analyst, Java Developer

Feb 2005 - Aug 2007 (2 years)

Projects: 1) A network security scanner application (Nessus client, web application) 2) Forex market trading (web application) 3) Online booking engine Click-to-Sky (web application)

Lead Java Developer

Nov 2003 - Feb 2005 (1 year)

Worked on design, development and support of project. As a member of small team worked on following projects: o Design and development of primary classes for main project using Java. o Design and implementation of "Sign Up", "Sign In", "User Account", "Search" systems using JSP and Struts. o Implementation of adding/edition advertisement using JSP and Struts. o Handling job with images using Java. o Support of site using HTML and CSS.

Software Engineer

Feb 1996 - Oct 2003 (7 years)

Full cycle development program system for collection and analysis economical information, which is written under Win32 and performs following functions: o Receiving specially developed files in text and dBase format, which contain the data from departments. Using FoxPro, Visual Basic. o Check findings and sends protocols by e-mail about errors in data. Using FoxPro, Visual Basic. o Make calculations of different activities: profits, profitability, structure and dynamics etc. Using FoxPro. o Forms differ

Education

Master, Computers

1991 - 1996 (5 years)

Master, Economics

1996 - 1999 (3 years)

Certifications

Algorithms: Design and Analysis, Part 1 (2012)

Coursera

Algorithms: Design and Analysis, Part 2 (2012)

Coursera

Publications

No publications

-

Exams

  • Freelancer Orientation
    85%
  • Java Level 3
    78%
  • UK English 1
    75%
  • US English Level 1
    83%

My Top Skills

  • MySQL 206
  • Java 112
  • J2EE 19
  • Amazon Web Services 18
  • XML 16
  • Javascript 13
  • SQL 13
  • JSP 9
  • C# Programming 9
  • Web Scraping 2
  • Scala 1
  • RESTful 1
  • AJAX 0
  • Paypal API 0
  • Apache 0
  • J2ME 0
  • Apache Solr 0
  • jQuery / Prototype 0
  • MVC 0
  • PostgreSQL 0

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