oleksiy_shvernenko / unity.dev
[ ABOUT / 01 ]Unity · C# · gameplay · tools

Unity developer with 5+ years of experience across desktop, mobile, WebGL and multiplayer games.

Strong in game architecture (DI, SOLID, design patterns), reusable gameplay systems and editor tooling. Comfortable across the full stack — from gameplay and UI to build pipelines (AssetBundles, WebGL/IL2CPP) and third-party integrations. Fast learner, quick to adapt to new frameworks and codebases. AI enthusiast with hands-on experience integrating LLMs into games and tools.

open to work
5+ years in Unity
Oleksiy Shvernenkoopen to work
Oleksiy Shvernenko portrait
[ WORKS / 02 ]

Selected projects.

A selection of shipped games, tools and experiments — from studio work to solo releases.

AR Book
// EDU · WEB/MOB/DESK/INT. BOARD
01 · FlexRealitySHIPPED

AR Book

Feature development, reusable gameplay mechanics, editor tooling. Trainer Builder + creation wizard, node-based Interactive Dialogue system. VContainer, UniTask, architecture design, refactoring. AssetBundle & WebGL build pipeline, UPM packaging. Troubleshooting WebGL/IL2CPP and mobile builds. Localization. Bug fixes and refactoring.

  • Editor tooling
  • AssetBundles
  • WebGL/IL2CPP
  • UPM
2026 — now
Sharded World
// GOTHIC ROGUELIKE · DESKTOP (STEAM)
02 · Nasty CatRELEASED

Sharded World

Owned Chapter 3 (Swamp) end-to-end — a full playable level with its own enemies, bosses and evolving weapons (visuals + logic). Also drove a functional redesign of core systems and added new gameplay mechanics.

  • Full level
  • Enemies & bosses
  • Evolving weapons
  • Systems redesign
2022 — 2025
Market Races
// Market-Based Arcade · Mobile
03 · Milliorize (Market Races)SHIPPED

Market Races

Frontend dev on a client-server architecture. New tutorial, overlay windows, custom race game mode with friends.

  • Client-server
  • Tutorial
Answenarium
// UGC Quiz · DESKTOP (STEAM)
04 · Nasty CatRELEASED

Answenarium

Party quiz built for studios. Steam integration, media-pack editor, Mirror-based multiplayer.

  • Steam Workshop
  • Mirror
SW: Backpack Adventure
// SPIN-OFF · MOBILE
05 · Nasty CatRELEASED

SW: Backpack Adventure

Boosted immersion: transitions, effects, statuses — increasing per-session retention.

  • Animations
  • Game feel
Ginny & Georgia VN
// MOBILECANCELLED

Ginny & Georgia VN

Content implementer on a visual novel — scripts, camera movement, character focus, Addressables.

N-iX · Feb–Apr 2025
Unity Database Manager
// EDITOR TOOLSHIPPED

Unity Database Manager

Editor Window tool to manage MariaDB/SQLite databases right inside Unity — full CRUD over native Unity types. Built-in LLM providers let you drive the database from a chat: describe a change in plain language and the tool applies it.

Freelance · 2023
Snake Redemption
// TWA (WEBGL)RELEASED

Snake Redemption

A hybrid of 2048 and slither.io: slither, merge same elements. WebGL with Telegram-launched rooms.

Freelance · 2022
The Filter
// DESKTOPWIP

The Filter

Psychological horror experience with high-level dialogue system and decision-making system in PS1 style.

Personal · 2024
Nutriforge
// MOBILE / Web AppWIP

Nutriforge

AI-driven nutrition planning. Implemented core flows and AI integration.

Personal · 2024
Brainrot
// TURN-BASED BATTLER · DESKTOP (STEAM)WIP

Brainrot

A small pet project where I tested mechanics and visual ideas end-to-end.

Personal · 2024
[ EXPERIENCE / 03 ]
Career tree

Where I've shipped.

Five roles, multiple studios, a dozen games and tools — newest first.

  1. Jan 2026 → Present · current

    FlexReality

    Unity Developer
    Full-time
    • Feature development, reusable gameplay mechanics and editor tooling: Trainer Builder + creation wizard, node-based Interactive Dialogue system.
    • Architecture design and refactoring on VContainer + UniTask; AssetBundle & WebGL build pipeline, UPM packaging.
    • Troubleshooting WebGL/IL2CPP and mobile builds; localization.
    ProjectsArBook
    StackUnity/VContainer/UniTask/AssetBundles/WebGL/IL2CPP/UPM
  2. May 2025 → Sep 2025 · 5 mo

    Milliorize (MarketRaces)

    Unity Developer
    Full-time
    • Feature development in sync with backend on a client-server architecture: email-link rewards, reworked in-game tutorial, overlay system for in-game windows.
    • New “custom races with friends” game mode — implementation and polish; improved game flow and onboarding clarity for new players.
    ProjectsMarket Races
    StackUnity/C#/Client-Server/UI/UX
  3. Feb 2025 → Apr 2025 · 3 mo

    N-iX Games

    Unity Developer
    Full-time
    • Content implementation for a visual novel, scripting; Addressables updates.
    • Overall game-feel polish: camera movement, character focus, emotion and positioning.
    ProjectsGinny & Georgia (cancelled)
    StackUnity/Addressables/Cinematics
  4. Dec 2022 → Feb 2025 · 2 yr 3 mo

    Nasty Cat

    Full-stack Unity Developer
    Full-time
    • Sharded World — owned Chapter 3 (Swamp) end-to-end: new enemies, bosses and evolving weapons (visuals + logic); functional redesign of core systems and new gameplay mechanics.
    • Answenarium — Steam integration, Pack Creator (Workshop, media editing) and Mirror-based multiplayer.
    • SW: Backpack Adventure — immersion pass: transition/effect/status animations; improved per-session retention.
    • Editor tooling: 3D-to-sprite-sheet baker and a 3D character creator. Co-op multiplayer prototype.
    ProjectsSharded WorldAnswenariumSW: Backpack Adventure
    StackUnity/C#/Mirror/Steam/Shaders/Editor tools/LLM
  5. May 2021 → Dec 2022 · 1 yr 8 mo

    Freelance

    Full-stack Unity Developer
    Part-time
    • Commercial orders and personal projects; prototyping mechanics, small features and bug fixing across the full stack.
    • Unity Database Manager — Editor Window tool for MariaDB/SQLite with native Unity types and built-in LLM providers for prompt-driven commands.
    • Snake Redemption — 2048 × slither.io WebGL hybrid with FishNet + Master Server Toolkit; Telegram-launched rooms.
    ProjectsUnity Database ManagerSnake RedemptionAI R&D
    StackUnity/C#/FishNet/WebGL/MariaDB/SQLite/Editor tools
  6. 2017 — 2021 · Education

    Svitlovodsk Polytechnic Vocational College of the Central Ukrainian National Technical University

    Software Engineering
[ STACK / 04 ]

Stack & tools.

Day-to-day toolbox — what I ship with and what I tune.

01CORE
  • C# / .NET
  • Unity 2D/3D
  • MonoBehaviour
  • OOP / SOLID
  • ECS
02ARCHITECTURE
  • State Machine
  • Strategy
  • Observer
  • MV*
  • VContainer
  • Zenject / Extenject
03NETWORK
  • FishNet
  • Mirror
  • NGO
  • Steam
  • Client-Server
04BUILD / PACKAGING
  • AssetBundles
  • WebGL / IL2CPP
  • UPM packages
  • Addressables
  • iOS / Android
05TOOLS / EDITOR
  • Editor Windows
  • Custom Inspectors
  • Async / UniTask
  • NUnit / Tests
06AI
  • LLM integration
  • Prompt-driven tools
  • AI-game R&D
07ANIM
  • DOTween
  • Motion Matching
  • IK
  • RootMotion
  • Unity Animator
08GRAPHICS
  • Shader Graph
  • VFX Graph
  • Particle System
  • HLSL
09SDKs / SERVICES
  • Firebase
  • IronSource / LevelPlay
  • Facebook
  • Analytics
  • UGS
10LANGS
  • UA · native
  • EN · upper-intermediate (B2)