I work as a backend developer on Online banking project.Responsibilities include adding new and maintaining old functionality.We use .net core 6 RestAPI, database - MSSQLORM EntityFraemwork 6 (db-first).Hangfire - for background and pending tasks.

At the company, I worked on two projects.The main system is designed for digital labeling of goods.My responsibilities include adding new functionality and supporting old functionality. A self-written ORM platform is used, which we both maintain and develop new functionality.- Development of WinForms applications in conjunction with the DevExpress library.- Development of new addons for document management system (windows service)- Development of Asp.Net MVC using DevExpress library.Second project - Track and Trace system - designed to track and analyze products throughout the production chain.Worked as a frontend developer. Developed SPA using Angular 14v, Material Design 14v and TypeScript 4v wrote the entire frontend for this system from scratch.

"Virm" - The system is designed to manage the marketing activities of pharmaceutical companies.From the system there is a possibility of remote communication with doctors, both by phone and through mailings, and tracking the results of communication with doctors. Tracking the study of the material doctor and obtaining analytical reports on various criteria. I am engaged in refactoring of the system and its design. Maintaining the current functionality.As part of the refactoring we switched from MSSQL to PostgreSQL and from .NET Standart to .NET CoreThe system uses the following technology stack:.NET Core, PostgreSQL/plpgsql, Dapper ORM, Rest API, SPA - Vue.js(Quasar), IdentityServer4 (for authorization) JWT Token,SIP Telecom(IP telephony), Dadata(for address processing), Google Analytics, Microsoft Power BI

Document management system. Using OpenText softwareWeb client development using Angular 6, Web API .Net, Web API .Net Core 2Support existing projects (WPF, WinService, WcfService)Database: MS SQL 2014

"AxisMind" - System of human photo processing and obtaining a psychological portrait from the photo.- Development of functional modules, microservices (WCF).- Database design.- Development of queries, stored procedures and functions.- Modification and optimization of existing SQL queries, stored procedures and functions.- Writing unit tests.

Development of a loyalty system.(processing of transactions with loyalty criteria)Technologies and development tools used:C#.NETASP.NET MVC5EF6 (ORM)WebAPI2 (REST)WindowsServiceMSSQL 2014

"AxisMind" - System of human photo processing and obtaining a psychological portrait from the photo.- Development of functional modules, microservices (WCF).- DB design.- Development of queries, stored procedures and functions.- Modification and optimization of existing SQL queries, stored procedures and functions.- Writing unit tests.- There is a small experience of work with R Script.

"SUMO" - System designed for marketing activities of a company.(MS VS 2010, .NET 4.0, C#, DevExpress, ADO.NET, MS SQL Server 2008, JavaScript, jQuery, SVN).- Creation of report block using XtraReports of DevExpress library.- Development of new and modification of existing functionality in the system.- Development of queries, stored procedures and functions.- Modification and optimization of existing SQL queries, stored procedures and functions.

"LiteInsurance" - System of automation of insurance company activity.(MS VS 2008 - 2010, .NET 3.5 - 4.0, C#, DevExpress, ADO.NET, MS SQL Server 2008 R2)- Development of queries, stored procedures and functions .- Fixing defects in existing SQL queries."LiteInsuranceOnline" - System of automation of insurance agent network activity.(MS VS 2008 - 2010, .NET 3.5 - 4.0, C#, DevExpress, ADO.NET, ASP.NET, MS IIS, MS SQL Server 2008 R2)- Creating forms using DevExpress library.- Integration of forms into LiteInsuranceOnline system.- Developing queries, stored procedures and functions.- Revision of indexes, modification and optimization of existing SQL queries, stored procedures and functions (in many cases the performance was significantly improved)