Сергій

SERHII MYROSHNYCHENKO
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Prague
@serhii_myroshnychenko
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SKILLS PROFILE

C# .NET Developer with over 2 years of experience. Skilled in building
and optimizing Web APIs, database queries, and backend
Java workflows. Focused on delivering efficient, scalable solutions that
improve system performance and support business growth.
.Net Core

ReactJs
EDUCATION
Entity Framework Core
Software Engineering Sep 2019 - Jun 2023
Dapper Kharkiv National University of Radio Electronics
(Bachelor’s degree)
Azure
Software Engineering Oct 2023 - Jun 2025
Docker Kharkiv National University of Radio Electronics
(Master’s degree)
Redis

GitLab EMPLOYMENT
GitHub Project Manager Sep 2023 - Jan 2024
Webstick, Kryvyi Rih
MsSQL
Nepočujúci Edutech. Responsible for the full cycle of setup and
ElasticSearch deployment of an e-learning platform based on Moodle.
Beer Station. Provided support and implemented new
IdentityServer functional enhancements to the existing system.

Kafka Backend .Net Developer Jan 2024 - Present
Webstick, Kryvyi Rih
PostgreSQL Technologies: ASP.NET Core, Node.js, InDesignServer, Entity
Framework Core, MS SQL, REST API, LINQ, ElasticSearch, IdentityServer,
LANGUAGES Duende, Telegram Bot API, Quartz, Hangfire.
Designed and developed backend architecture for a high-load
English - B2 .NET solution with complex business logic and product
configuration management.
Ukrainian - Native Implemented scalable REST APIs, optimized database
performance (EF Core + SQL), and integrated Elasticsearch to
boost system performance and support high-load scenarios.
Built background job processing with Quartz.NET and Hangfire,
and developed Node.js services for asynchronous tasks and
third-party integrations.
Worked with distributed systems, ASP.NET Identity
authentication/authorization, and contributed to architecture
using Clean Architecture, DDD, and SOLID principles.