Senior Machine Learning Engineer Voice Agents
Hugging Face, Inc.Visit Hugging Face, Inc. website
AI platform where the machine-learning community collaborates on models, datasets, and applications.
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Series D145 current maintainers120 active leads17 new active leads29 lead step-downs11 early lead departuresTeam intelligence
Maintainer signals as of 9/25/2026
New York City, United States
Funding history
About Hugging Face, Inc.
Hugging Face, Inc. is a Delaware corporation operating the Hugging Face Hub, open-source ML libraries, hosted inference, managed deployment, and enterprise services.
Skills
Candidate Availability
Required and preferred rules are kept separate and reflect the wording in the original posting.
About the Role
You will own major parts of a realtime voice-agent library and ship voice-agent product capabilities. You will design APIs and streaming protocols, build GPU inference serving, improve reliability, support deployments, and create documentation and examples.
Requirements
- Experience owning substantial architecture autonomously
- Experience building developer-facing AI or developer-tools infrastructure
- Open-source contributions to a Python library
- Experience with async Python and distributed systems
- Experience shipping realtime streaming, WebSockets, WebRTC, audio, video, or live inference
- Production experience with LLMs or multimodal models
- Clear written communication
- Interest in voice and conversational AI
Responsibilities
- Own architecture, pipeline design, latency, and realtime-loop reliability for speech-to-speech
- Integrate ASR, TTS, and end-to-end speech models
- Review pull requests, triage issues, and cut releases
- Design developer APIs and streaming protocols
- Build realtime GPU inference serving with concurrency, autoscaling, and observability
- Perform load testing and define service-level objectives
- Write documentation, examples, and templates
- Support production deployments
Benefits
- Conference travel and preparation time
- Conference, training, and education reimbursement
- Flexible working hours
- Remote work options
- Health, dental, and vision benefits for employees and dependents
- Parental leave
- Flexible paid time off
- Workstation equipment
- Company equity