Олексій

Oleksii Mozheha
Backend Developer (C# / .NET)
Kharkiv, Ukraine | [open contact info](look above in the "contact info" section) | [open contact info](look above in the "contact info" section) | [open contact info](look above in the "contact info" section) | github.com/AlexMozheha

SUMMARY
Backend Developer with hands-on experience building REST APIs in C# (ASP.NET Core) — EF Core, layered architecture, business-rule
validation, and Docker. Also comfortable with Java/Spring Boot microservices. Recently graduated with a Bachelor's in Computer Science.
Looking for a Junior Backend Developer role with room to grow.

EXPERIENCE
ConferenceHub API github.com/AlexMozheha/conference-room-booking-api
C#, ASP.NET Core Web API (.NET 10), EF Core, Swagger/OpenAPI, Docker
● Built a solo REST API for conference room booking with dynamic time-based pricing (4 time bands with surcharges/discounts) and
additional-service selection (projector, Wi-Fi, sound).
● Designed a layered architecture (Controllers / Services / Repositories / DTOs) with a Generic Repository pattern extended by
domain-specific repositories for availability search and overlap detection.
● Enforced business rules (no overlapping bookings, valid working hours, service-to-room compatibility) with two-level validation
(DTO + service layer); documented all endpoints via Swagger UI.
Pharmacy Store (Team project) github.com/AlexMozheha/final-pharmacy
C#, ASP.NET Core Web API, MySQL, Entity Framework, Git · Jan–Jun 2025
● Implemented CRUD operations, JWT authentication, and REST API endpoints in a team project using C#/ASP.NET Core.
Decision Support System github.com/AlexMozheha/decision-system
Java 21, Spring Boot, Hibernate, PostgreSQL, Docker, Consul · 8 months
● Built a microservices-based multi-criteria decision support system (calculation-service, decision-service, user-service) with a one-
command Docker Compose environment.

HARD SKILLS
Languages: C#, Java, SQL
Backend: ASP.NET Core Web API, Spring Boot
Data: Entity Framework Core, MySQL, PostgreSQL, Hibernate
API & Docs: REST API design, Swagger/OpenAPI, JWT authentication
Tools: Docker, Docker Compose, Consul, Git, Postman, Maven
Design: OOP, SOA, Layered & Microservices Architecture, SOLID, Repository Pattern

EDUCATION
Kharkiv National University of Radio Electronics — B.Sc. in Computer Science (spec. 122)
Faculty of Computer Science, Dept. of Computer Modeling and Intelligent Technologies · Sep 2022 – Jun 2026

LANGUAGES
Ukrainian — Native · English — Intermediate (B1, reading/listening)