Denis Kazantsev DenisK Interactive

Senior Game Developer

I help teams develop and operate Unity games

  • Production, growth & prototyping
  • Mobile, Desktop, WebGL & cross-platform delivery
  • Contract, freelance & full-time

Portfolio

15+ years in commercial game development, with a focus on Unity production, mobile F2P games, LiveOps, releases, and cross-platform delivery.

Unity Developer

Voodoo  •  2022–2026

Uboat Attack app icon
Uboat Attack 10M+ installs
Sniper Siege app icon
Sniper Siege 10M+ installs
Walkers Attack app icon
Walkers Attack 1M+ installs
Castle Raid app icon
Castle Raid! 10M+ installs

As part of GameOps Live Studios, I worked in a team designing and developing features for existing games to increase revenue.

  • C# scripting and AI programming
  • Planning, design, implementation, and code review
  • Release management
  • Jenkins CI integration

Independent

Game Developer  •  2011–2026

Non-commercial games — Steam, Mobile, WebGL
20+ Game Jams · 18 Ludum Dare Compo

As a part-time hobby, I regularly develop small non-commercial games and participate in Game Jams.

Lead Unity Developer

Fun-To-Mass  •  2018–2022

Crash Delivery app icon
Crash Delivery 10M+ installs
Crash Madness app icon
Crash Madness 1M+ installs
dozens of great Hyper-Casual prototypes

At a mobile gaming startup, I developed and supported our major hit games from first prototype through full production, reaching millions of installs.

Flash Developer

iLogos  •  2017–2018

Android 4X Game1M+ installs

Live support and release management for an external studio.

UI Technical Artist

Saber Interactive  •  2016–2017

Armored Warfare PS4 port · My.Games / Obsidian

Console UI integration with ActionScript and Scaleform.

Programmer

Kosmos  •  2015–2016

  • Solitaire SocialFacebook
  • Solitaire DashMobile

Flash Developer

i-Free  •  2013–2014

  • EvilibriumMobile
  • Puzzle gamesKakaoTalk

iGaming

Developer  •  2+ years

Development of multiple commercial iGaming products.

Available for work

Based in Rotterdam, Netherlands — available for European and international hire.

  • Freelance tasks
  • Part-time contract
  • Full-time contract / hire
  • Project-based work

Rates depend on scope, involvement, duration, and responsibility level.

Expertise

  • Generalist Unity Development Gameplay, UI, meta, tools, SDKs, integrations, builds, and production features across different project stages.
  • Feature & Area Ownership Ownership of features, systems, modules, or project areas from implementation to release.
  • Platform Delivery & Integrations App Store, Google Play, Steam, WebGL, desktop and mobile releases, including IAP, achievements, Workshop, ads, analytics, and platform SDKs.
  • LiveOps & Product Iteration Events, content updates, A/B tests, analytics, monetization, fixes, and live game improvements.
  • Prototypes & MVPs Playable prototypes, MVPs, core loops, mechanic validation, and fast iteration.
  • Tooling, CI/CD & Stabilization Editor tools, build pipelines, automation, debugging, optimization, crashes, memory, and production stability.

Contact

Get in touch — let’s discuss about the project, scope, timing, and budget.

contact@denisk.io

CV