Senior UE5 C++ Gameplay Engineer

EPAM·Serbia·Удалённо·2д. назад

We are looking for a Senior UE5 C++ Gameplay Engineer. If you are looking to give your career a real boost with a global leader in digital transformation, EPAM is the perfect choice. If you'd like to learn more about this position and project, apply now.

Responsibilities

Design and develop UE5 C++ plugins and modules with runtime plugin architecture, including Build.cs configuration and module dependencies
Implement real-time audio streaming systems using USoundWaveProcedural, including PCM buffering, resampling, sample-rate/audio-format handling, underrun mitigation, and latency tuning
Integrate WebSocket and streaming protocols in C++ with persistent session management, JSON-based event protocols, reconnection strategies, and backpressure handling
Integrate LLM / Conversational AI voice systems including TTS and STT, prompt and session design, turn-taking systems, and latency investigation/debugging
Architect event-driven systems using decoupled delegates, event bus patterns, Unreal subsystems, and cross-system integration
Implement MetaHuman runtime lip-sync systems, audio-to-viseme pipelines, and feed streamed audio into facial animation
Work with embedded Lua scripting and a Lua-driven data and logic layer, including C++/Lua bridge architectures
Perform audio and network debugging/profiling, including tracing raw protocol events and diagnosing audio quality, latency, and streaming issues

Requirements

Strong experience with UE5 C++ plugin/module development, runtime (non-editor) code, plugin boundaries, and integration patterns
Proven expertise in real-time audio streaming in Unreal Engine (USoundWaveProcedural, PCM buffering, resampling, sample-rate and audio-format handling, underrun mitigation, and latency tuning)
Hands-on experience with WebSocket / streaming protocol integration in C++, including persistent session management, JSON-based event protocols, reconnection strategies, and backpressure handling
Experience with LLM / Conversational AI voice systems: TTS and STT integration, prompt and session design, turn-taking systems, and latency debugging
Solid understanding of event-driven architecture: decoupled delegates, event bus patterns, Unreal subsystems, and cross-system integration
Experience with MetaHuman integration, runtime lip-sync systems, audio-to-viseme pipelines, and feeding streamed audio into facial animation
Proficiency with embedded Lua scripting, experience working with a Lua-driven data and logic layer, and familiarity with C++/Lua bridge architectures
Strong audio and network debugging/profiling skills: tracing raw protocol events, diagnosing audio quality issues, and diagnosing latency and streaming issues
Experience with libwebsockets is a plus