Валерій

Va l e r i i

Ko r n i i e n k o @gmail.com
vakor.dev

[open contact info](look above in the "contact info" section)
BACK-E ND DEVELOPER
[open contact info](look above in the "contact info" section)
Kyiv, Ukraine
:
https //github.com/vakor03

E D U C AT I O N P R O F I L E

Bachelor Degree Software Backend Developer transitioning from Unity game development,

Engineering with 2+ years of experience designing complex systems and

optimizing performance in C#. Hands-on experience with CI/CD
Kyiv Polytechnic Institute
pipelines using TeamCity, Jenkins, and Docker.
2020-2025

.NET 8 Microservices: DDD, E X P E R I E N C E
CQRS, Vertical/Clean
Architecture
Udemy Unity Game Developer

2025 Retro Style Games, Ukraine 2023-2025

Actively worked from the start on Ocean Keeper and Ocean Keeper
Build ASP.NET Core Web API Multiplayer.

Udemy
Designed a modular analytics system supporting 3+ analytics
2025 providers, increasing data accuracy and cutting manual

reporting time by ~40% for the team.

Optimized single-player and multiplayer systems, improving

HARD SKILLS average FPS by 10–15% and reducing network-related stutters

during gameplay.

Implemented an IAP system integrated with Google Sheets,

NET/C#
.
reducing item configuration time from hours to minutes and

enabling non-technical staff to update prices and inventory.

ASP.NET
Developed internal tooling for designers/programmers, reducing

SQL Databases iteration time by ~30% and decreasing debugging overhead

across the team.

Non-SQL Databases
Created and enhanced CI/CD pipelines for Steam, creating new
RabbitMQ & MassTransit pipelines for Linux and SteamDeck and minimizing deployment

Redis failures during release cycles.

Docker
Game Programmer

Entity Framework, C QRS Keen SWH, Czech Republic 2022-2022

Optimized core C# math functions using function-level and
SOFT SKILLS memory-access optimizations, lowering execution time in

physics systems by ~20%.

Implemented key modules of the destruction mechanics,

Time management increasing simulation stability and reducing physics errors in

large structures.

Problem-solving
Enhanced oct-tree spatial indexing for the game world,
Reliability under deadlines improving lookup and collision queries by ~30% in dense

environments.
Openness to feedback

Attention to details