SecureTower Development and refactoring of DLP system for protection of business against internal threats. I am engaged in the development and support of WPF clients, servers written in .Net (ASP.NET Web API). This includes investigating performance issues, developing new functionality and maintaining old code, refactoring, and writing tests. - Working with requirements specifications; - Bug fixing, fixing performance issues and memory leaks; - Development of new application modules and new functionality; - Use ASP.NET Web API to build RESTful API's; - Maintenance and optimization of server and desktop applications; - Writing unit tests. Feedback management system Development and maintenance of a comprehensive feedback management system. Full-stack development including Angular-based web application and .NET server infrastructure. This involves designing and implementing new features, investigating and resolving performance issues, maintaining legacy code, refactoring existing modules, and ensuring system reliability through comprehensive testing and monitoring. - Full-stack development using Angular 16+ (frontend) and .NET 8.0 ASP.NET Core Web API (backend); - Building RESTful APIs with JWT authentication, role-based access control, and rate limiting; - Database design and optimization using PostgreSQL with Linq2Db ORM; - Implementing complex features: version management system, agent deployment tracking, ticket workflow, license management, statistics dashboard; - Developing responsive UI with Angular Material and Bootstrap, creating reusable components; - Bug fixing, resolving performance issues and memory leaks in both server and client applications; - Implementing background hosted services for automated tasks (email notifications, cleanup jobs, token management); - Integration with third-party services and libraries (email notifications with Razor templates, charts with ngx-charts);

- Back-end developing, including: o Developing back-end part (including refactoring, (moving old WCF endpoints to the WebAPI). o QD (Quality Dept) developing. Different types of small defects and improvements in the system (invalid error messages, calcu-lating, data displaying). o Feature developing. Adding new functionality to the system. o Writing/Executing SQL queries. o Testing of the back-end part within xUnit framework/Postman. - Support Engineer: Work with requests from a user for information, or advice, or a report of the malfunctioning features of the system (issue). An Issue is a problem that prevents or limits end-users or THG specialists from performing their activities in the System. Support team’s goal is to provide solution for each reported request within defined SLA goals. If permanent solution is unknown or difficult to implement, Support team should provide a temporary one. - Participating in all phases of the development cycle from product design to its deployment on production. - Communicating with a product owner.

- Code coverage. Complete coverage of the specified code by unit tests, code analysis. - Requirements testing. Partitioning the function description into requirements, writing the corresponding unit-tests for the requirements. Customer provided function descriptions in a special document. - Maintenance of traceability-matrix, bug-report documents.