• Converted WebForms application to .Net Core with Razor.• Created a utility to migrate data from Firebird into MySql.• Created custom and optimized MVC routing by using code generating (IL – intermediate language).• Integrated Akismet antispam system.• Refactoring and bug fixing.

• Created new reports as a background task to send them to the user’s email (Fast Report).• Created plugins for 3CX Phone to integrate with Zendesk and DATAV (Germen system).• Developed synchronization and integration 3CX Phone to Skype for Business (Lync).• Improved performance of working with database for reports.• Changed some reports by adding new options as parameters.• Changed search mechanism of calls from client side to server side to improve search performance• Created module to export reports to pdf file for Linux system by using iTextSharp.• Refactoring and bug fixing.

Project “ILIM” (07/2015-05/2016)Project “EFES” (07/2014-06/2015)• Created a module to import and validate catalogs and classifiers from prepared Excel files.• Created an interactive schedule report to show information about scheduled events.• Developed infrastructure to cache information by using App Fabric.• Created a notification service of events.• Created a synchronization service of organization structure.• Created components’ installers of the solution by using Wix.• Created a utility to execute a package of scripts (update/rollback) for T-SQL & PL/SQL by using WinForms and multithreading.• Developed search engines for each type of document by using ASP.NET MVC, LQL and oScript (frontend and backend).• Created reports and a mechanism to export them to Excel files (OpenXML) and Pdf files (Crystal Reports).• Created access rights for individual attributes and for group attributes of documents and applied them.• Developed UI and a backend part to add, save, edit and delete documents’ forms such as contracts, additional agreements, power of attorney, and so on.• Created a service to create, update, and read information in SAP.• Developed a component to import files into Content Server and to bind them to corresponding documents.• Created a Windows service to process the queue of assignments of proxies.• Created links between documents and listed them on the web page.• Created a mechanism to show the historical changes of attributes for individual documents.• Created catalogs and classifiers.• Created database structure and Data Access Layer.

• Created data transfer module with the aim to convey required information to 1C:Enterprise 8.2, Accounting & HRM configuration.• Prepared data for migration into 1C:Enterprise 8.2, Accounting & HRM configuration.• Generated efficient algorithms for data aggregation and its inculcation into the business.• Developed and implemented algorithms calculating wages and taxes (personal income tax - NDFL, Russian Pension Fund, Social Insurance Fund, advanced payments of maintenance, sick list, and leave of absence), amortization of fixed assets.• Created module in accounting application to communicate with Client-Bank System.• Created exporting reports to Excel files.• Created reports and their algorithms to make them interactive with the database.• Created reports according to primary documents.• Created internal reports: account ledgers, remaining building project materials, and accounting entries (fixed assets, bank and cash, fuel and lubricant materials).• Created reports for government agencies and funds (VAT declaration, Russian Pension Fund, Social Insurance Fund, property tax).• Created catalogs and classifiers of organizations, employees, contractors, accounts, nomenclature, and fixed assets.• Created printable forms of primary documents (payment orders, incoming and outgoing invoices).• Created UI and backend modules to add, save, edit and delete information in documents and their integration into the database.• Developed user authentication mechanism.• Created application infrastructure.• Created database structure and Data Access Layer.• Analyzed the mechanisms of accounting and human resources management.