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Denis Myroshnykov [open contact info](look above in the "contact info" section)

[open contact info](look above in the "contact info" section)
.NET Backend Developer

P R O F I L E E D U C A T I O N

.NET Backend Developer with 5+ years of commercial experience in 2016 - 2020
enterprise and fintech web applications. Strong focus on C#, .NET, SQL Physical-Technical Lyceum
Server, REST APIs and background processing. Experienced in large
service-oriented environments, RabbitMQ event flows and 2020 - 2024
modernization of long-lived systems. Actively leverages AI-assisted National Aviation University
development tools to increase productivity and code quality Bachelor of Computer Science

W O R K E X P E R I E N C E S K I L L S

May 2025 - PRESENT Backend:
Fintech Company C#,
.NET Backend Developer .NET / .NET Core
ASP.NET Core Web API
Developing backend functionality for a fintech lending
ASP.NET MVC
platform in a large monolith and service-oriented
Entity Framework
environment (70+ microservices)
ADO.NET
Implementing new business features and internal admin
LINQ
workflows using C# / .NET and ASP.NET Core
REST APIs
Building and supporting background jobs with Hangfire,
Refit
SQL Server and Entity Framework
Hangfire
Actively using AI tools (GitHub Copilot in VS, Claude Code,
Codex) for code generation, code review, refactoring,
Databases:
debugging and dev workflow automation
Microsoft SQL Server
June 2022 - May 2025 Mongo
Siscon l Danish company
Messaging:
.NET Developer / Full Stack Developer
RabbitMQ
Developing and evolving an enterprise risk and compliance
management system
AI Tools:
Implementing backend features and business logic using
GitHub Copilot (VS)
C# / .NET and REST APIs
Claude Code
Working extensively with Microsoft SQL Server, complex
Codex
queries and ADO.NET
Refactoring modules and improving maintainability of a
Frontend:
large long-lived codebase
Vue.js
Migrating legacy ASP.NET WebForms functionality to a
Angular
modern Vue.js frontend
JavaScript (jQuery)
Collaborating with international stakeholders in English -
HTML / CSS
calls, task discussions, code review

Tools & Workflow:
December 2020 - June 2022
Git / Bitbucket
InCore l Kiev City
Jira / Azure DevOps
Full Stack Developer NuGet
Developed and maintained web applications for insurance Docker
companies
Implemented backend functionality using C# / .NET, EF and Analytics:
worked with REST APIs Power BI (DAX, data modeling,
Used Azure DevOps and implemented frontend interactions custom visual development)