Viktor Shevchenko

Full-Stack Software Developer (B2B)

AngularJSRxJSSignalRHangfireMySQL

Full-Stack Software Developer

Full-stack development on a school management platform for an e-learning provider. Migrated legacy ASP components to ASP.NET MVC 5, built a dynamic filtering system for the Calendar module, refactored complex Schedule and Messaging logic, created interactive UIs with Knockout.js and Vue.js, and expanded unit test coverage.

ASP.NET MVCMySQLjQueryVue.JsResponsive UIUnit TestingCalendar Filtering

.NET/Performance Engineer

Performance-focused .NET development on an enterprise legal management platform. Engineered a query engine that optimized SQL generation for user-defined fields, improving query performance and reducing server load. Restructured high-traffic database schemas and extended an internal SQL performance testing tool with new SQL Server metrics.

.NET FrameworkMS SQL ServerSQL Query OptimizationSQL GenerationDatabase Schema DesignPerformance TestingHigh Traffic Query Analysis

Software Developer

Contributed to product development using .NET Framework 3.5. Implemented a registry subsystem to store versioned hierarchical data.

.NET FrameworkRegistry SubsystemSoftware Development

Senior Engineer

Provided customer and user support for internal software and implemented integrations with new clients.

Integration developmentCustomer SupportUser SupportTroubleshootingInternal Software

Software Developer

Developed an integration system to collect and process data from information systems of administrative city units using the .NET Framework 2.0.

.NET FrameworkIntegrationData ProcessingEnterprise IntegrationSoftware Development

Software Developer

Built an IDE to efficiently test mobile applications across multiple platforms using .NET Framework 2.0.

.NET FrameworkIDE DevelopmentMobile App TestingSoftware Engineering

Software Developer

Developed a hospital CRM using the .NET Framework 1.1/2.0 and architected an app builder based on a data definition schema. Implemented a custom query language for the internal ORM.

.NET FrameworkHospital CRM

Software Developer

Contributed to core ERP components using the .NET Framework 1.1. Built a proof of concept for a custom module based on an existing product module.

ERP DevelopmentProof of Concept

Software Developer

Developed internal software products using SQL Windows 2000 and prototyped migration paths to the early .NET Framework.

.NET FrameworkPrototyping

Software Developer

Engineered a prototype system to collect and process citizen migration data using Delphi and Interbase.

DelphiData ProcessingPrototype Development

Software Developer

Implemented a C++ application to recover corrupted dBase files.

C++DBaseLegacy Data Repairdesktop application development