Hi, I'm Kirill
and this is my platform.

C++ Backend / Engine developer with 6+ years of commercial experience. I specialise in highload servers, render engines, and low-level optimisation. Teams from 2 to 50 people — requirements gathering through production metrics.

C++ · 6 YEARSHIGHLOAD · BACKENDUE5 · GAMEDEVAI · AS USERSiberia → Tbilisi
Kirill Valitskiy
Senior · Backend · Engine
Kirill Valitskiy
C++ Developer · Strikerz / IT Abyss
6+years
commercial experience
4
companies · senior roles
2
open source engines
50+
people in largest team
01 — Skills

Stack and tools

Technologies I work with daily in commercial projects.

C++ · Backend

6+ years
C++14/17/20STLBoostCMakeGolanggRPCProtobufTCP/UDPPostgreSQLLinuxPOSIXMultithreading
🎮

Gamedev · Engine

4 years
Unreal Engine 5PS5XboxWinAPIDirectX 12RenderDocNsightImGuiASANvcpkg
🧠

AI · user

2+ years
Claude CodeCodexGPT-4GeminiCursorAI AgentsPrompt Engineering
02 — Experience

Commercial experience

2024
1+ year

StrikerzSenior C++ Backend Engineer

Highload dedicated server for UFL: tick time 22.1 ms → 16.7 ms, ring buffer −34% CPU spikes, gRPC client for stats collection. Anzu SDK integration: ad impression measurement 1.5 ms → 500 µs on PS5 (Unreal NSight).

2023
0.8 years

PlayrixSenior C++ Engineer

In-house VSO engine (Homescapes, Gardenscapes, Fishdom). Font sync tools −23% render time. Fold-device support +11% QA efficiency. Mobile font render optimisation via baking.

2021
1.7 years

Social QuantumC++ Engineer

Open world mobile RPG (Google Play / App Store). Async asset loading UE +22% speed, gRPC health-check service against cheating. Crash-free 93.1% → 99.1%. NavMesh AI optimisation +13% FPS.

2020
1 year

Fieria GoldC++ Engineer

FPS/TPS multiplayer for PC, 20 players per map at 70–80 ms. AI pathfinding 140 ms → 10 ms via parallelisation. Behaviour tree for 50 units at 30–50 ms ping.

03 — Projects

Open Source

04 — Education

Education and courses

NSTU
Bachelor CS

Новосибирский государственный технический университет

Computer Science. Computer graphics · Desktop apps + WebSockets · Mathematical Analysis · Linear Algebra · GPU Multithreading.

Курс
C++/CUDA

C++ / CUDA Development

GPU parallel computing, CUDA kernel optimisations. Credentials ID: 7c2ed6e0c3ac48a1ba3cbf81a7da5153.

Курс
Algorithms

AlgoExpert

Algorithms and data structures, technical interview preparation. Credentials ID: AE-d6e55cd47c.

05 — Find me

Where to find me