Костянтин

Position: C#/ASP.NET Developer Constantine Tikhonovsky
Cell: [відкрити контакти](див. вище в блоці «контактна інформація»)
[відкрити контакти](див. вище в блоці «контактна інформація»)
Skype: constantine.tikhonovsky
SUMMARY
• 28 years of experience as a Software Developer
• Strong experience in C#/ASP.NET/WebUI
• Experience in architecture designing and technical writing
• Responsible, goal-oriented, communicable, initiative, creative individual, able to learn and work quickly and effectively
• Experience in managing developers team (up to 7 developers)
• Communication: English, Ukrainian, Russian, Polish

EDUCATION
• 1995, Kyiv Polytechnic Institute, Applied Mathematics, Masters Degree

Top Skills
• ASP.NET
• C#
• Microsoft SQL Server
• Azure

Languages
• English
• Ukrainian
• Polish
• Russian

Additional
• Jira
• DevOps
• Git

Experience

November 2023 – May 2024 DevRain
Kyiv, Ukraine
Position
Software Engineer
Project
◦ A couple of projects to maintain
Duties
◦ Investigations
◦ Back-end coding
◦ Legacy code support
◦ Technical writing
Technologies

C#, ASP.NET MVC, MSSQL, ASP.NET Core

November 2019 – November 2022 Infopulse Ukraine, LLC.
Kyiv, Ukraine
Position
Senior Software Engineer
Project
◦ An enterprise-level system, which obtains a large amount of audit data.
Duties
◦ Investigations
◦ Back-end coding
◦ Creating desktop admin/config utilities
◦ Writing unit-tests
◦ Legacy code support
◦ Technical writing
Technologies

C#, ASP.NET MVC, MSSQL, WPF

January 2018 – November 2019 CyberArk Software, Ltd.
Kyiv, Ukraine
Position
Senior Software Engineer
Project
◦ A security application for enterprise businesses: Policies Management subsystem for administrative use. Legacy code support, bugfixing, writing unit tests, large data preparation, writing browsers plugins, web services.
Duties
◦ Legacy code support
◦ Explorations
◦ Front-end coding
◦ Back-end coding
◦ Tests
Technologies

C#, ASP.NET MVC, MSSQL, jQuery, ComponentArt, Jscript

October 2009 – January 2018 Dynamo Development, Inc.
Kyiv, Ukraine
Position
Senior Software Engineer, Team Lead
Project
◦ A statistical and reporting application: design and programming of front-end components, design and programming of back-end logic. Intercommunication between front-end and back-end was implemented using DevExpress and web services. jQuery is used on UI.
Duties
◦ Designed user interface
◦ Performed front-end coding
◦ Performed back-end coding
Technologies

C#, ASP.NET, mySQL, jQuery, DeveloperExpress, Jscript, WPF

October 2006 – May 2009 GlobalLogic
Kyiv, Ukraine
Position
Senior Software Engineer
Project
◦ A lot of sibling projects in domain of gathering survey data and reporting: design and programming of front-end components, design and programming of back-end logic. In most cases intercommunication between front-end and back-end was based on AJAX.
Duties
◦ Designed DB
◦ Designed user interface
◦ Performed front-end coding
◦ Performed back-end coding
◦ Technical writing
Technologies

ASP.NET, MSSQL 2000/2005, ComponentArt

October 2005 – October 2006 XVand Technologies Corp.
Kyiv, Ukraine
Position
Developer
Project
◦ Budget planning application: design of complicated visual components, design of server to client notification system. Disclosure of any information about this project is prohibited.
Duties
◦ Designed business logic
◦ Designed DB
◦ Designed user interface
◦ Performed coding
◦ Technical writing
Technologies
C# + WinForms + DXperience (DevExpress), MSSQL 2005 + Service Broker
Project
◦ Enterprise Mail Archiver based on Exchange Mailer. It stores all reasonable information about all correspondence in the whole enterprise and realizes search in the storage.
Duties
◦ Designed server-side application
◦ Designed DB
◦ Performed coding
◦ Wrote tests
Technologies
ASP.NET, C#, MSSQL 2000, Active Directory
Project
◦ Monitoring of terminal servers and users’ activities on them.
Duties
◦ Designed Windows application
◦ Designed DB
◦ Performed coding
◦ Wrote tests
Technologies
C#, MSSQL 2000, Active Directory
Project
◦ Internet activities reporting system. It uses ISA Server logs, converts it into convenient form, then supports a wide range of reports.
Duties
◦ Designed server-side application
◦ Designed DB
◦ Performed coding
◦ Wrote tests
Technologies
ASP.NET, C#, MSSQL 2005
Project
◦ A number of scripts and utilities which work with Active Directory. Active Directory objects maintenance.
Technologies
C#, Perl, VBScript

October 2004 – October 2005 KIM, Ltd.
Kyiv, Ukraine
Position
Developer
Project
◦ Redesign of the set of accounting programs and utilities. The original (prototype) version of this soft was written in PowerObjects + Oracle, and the goal was to make the redesigned version written in C# + Oracle
Duties
◦ Reengineered business-logic of original version
◦ Designed reports
◦ Performed coding
Technologies
C#, Oracle, CrystalReports

Project
◦ Development of updating and licensing system for the online sales of website services. This system allows distributing website components online, providing activation only for paid properties.
Duties
◦ Invention of licensing algorithm
◦ Invention of data communication protocol
◦ Business-logic development
◦ Performed coding
◦ Communication with customers
Technologies
PHP, *nix
Project
◦ A lot of utilities that works with archiving & mailing.
Technologies
Delphi, XML
NOT RELEVANT

March 1999 – October 2004 Desktop Systems, Ltd.
Kyiv, Ukraine
Position
Head of DB & Internet Department
Projects
◦ Internet activities monitoring tool for small enterprise.
◦ Universal environment for call-center & maintenance works info storage.
Duties
◦ Work planning & reporting
◦ Designed DB
◦ Developed business-logic
◦ Provided coding
◦ Technical writing
Technologies
Delphi, MSSQL 2000, MS Project
Position
Developer
Projects
◦ A number of internet projects (for example, soundillusions.com, talkinxpress.com)
◦ Works info storage maintenance tool
Duties
◦ Developed business-logic
◦ Provided coding

Technologies
DHTML, JScript, Perl, ASP, MS SQL 6

Projects
◦ A number of utilities and components for multimedia visualization purposes
Duties
◦ Developed business-logic
◦ Provided coding

Technologies
C++, Win32 API, Delhi, DHTML, Jscript
March 1998 – March 1999 National Insurance Company “ORANTA”
Kyiv, Ukraine
Position
Chief engineer
Projects
◦ Automated system for distributed registration of assurance policies
Duties
◦ Designed DB
◦ Developed business-logic
◦ Provided coding
◦ Users support
Technologies
Clipper

June 1995 – March 1998 UTEC, Inc.
Kyiv, Ukraine
Position
Developer
Projects
◦ Book-keeping problems oriented utilities
Duties
◦ Provided coding
Technologies
Clipper

September 1992 – June 1995 KVAZAR, Inc.
Kyiv, Ukraine
Position
Developer
Projects
◦ Reporting system programming
Duties
◦ Provided coding
Technologies
C, DB Vista