Offer summary

Qualifications:

Strong experience with JavaScript/TypeScript and real-time multiplayer architecture., Hands-on experience with WebGL or Canvas-based engines like Cocos or PixiJS., Proven contribution to the development cycle of 2D browser-based multiplayer games., Deep understanding of GPU-accelerated rendering pipelines and memory management..

Key responsibilities:

Maintain and optimize the core game loop for consistent 60 FPS rendering.

Design and implement two-way socket communication for multiplayer interactions.

Build a modular UI and animation framework for dynamic layouts and multilingual support.

Create custom tools for profiling and managing resource lifecycles in the game.

Job description

We are looking for a Senior Front-End Developer to take ownership of real-time rendering, networking and performance within a multiplayer browser-based game environment.

Responsibilities:

Maintain and optimize the core game loop to ensure consistent 60 FPS rendering under varying system loads.
Design and implement two-way socket communication, incorporating interpolation, reconciliation, and fault-tolerant architecture.
Build a modular UI and animation framework that supports dynamic layouts, multilingual bidirectional text, and multiple visual styles.
Create custom profiling and asset-loading tools to monitor memory usage, manage resource lifecycles, and evaluate frame performance.
Independently integrate and extend engine modules, researching and adopting new APIs or third-party libraries when necessary.
Optimize for mobile performance and cross-device consistency, while actively preventing memory leaks.

Requirements:

Strong experience with JavaScript/TypeScript, game development fundamentals, and real-time multiplayer architecture.
Hands-on experience with WebGL or Canvas-based engines such as Cocos, PixiJS, or Phaser; familiarity with the Spine SDK.
Proven contribution to the full development cycle of released 2D browser-based multiplayer games.
Deep understanding of GPU-accelerated rendering pipelines (WebGL/Canvas) and shader usage.
Expertise in designing real-time network systems, including latency handling, message sequencing, and retry mechanisms.
Strong grasp of state management and event-driven design in interactive client-side applications.
Advanced knowledge of memory management, garbage collection, and performance profiling.
Ability to work autonomously, including researching, prototyping, and implementing new technologies or engine extensions.
Language proficiency – at least Intermediate level of English (B1).