Wispr Flow
ML Engineer
$250K–$400K
San Francisco · On-site · Full-time · Posted Aug 4, 2025
- Visa sponsorship
- The company sponsors H1B, O1, EB1, L1, STEM OPT, and more, but cannot guarantee sponsorship for every role.
About the job
Build and scale machine-learning features and infrastructure for Wispr’s voice interface, including fast LLM inference and personalized speech and language models.
What you'll do
- Prototype and design voice-interface features.
- Build infrastructure for LLM inference under 500 ms at scale.
- Scale personalization of speech models and LLMs through fine-tuning and reinforcement learning.
What they ask for
- Experience optimizing ML inference or engineering systems for research teams.
- Fluency in Python and LLM development.
- Attention to detail and eagerness to learn.
- Aptitude and clarity of thought.
Nice to have
- Previous founding or startup experience.
- Creativity, engineering excellence, and code velocity.
Pay
$250K – $400K (base salary)
Tools
Python, LLM
AI focus
Develop and personalize speech models and LLMs using fine-tuning and reinforcement learning; build low-latency LLM inference infrastructure.
Model-written summary · the original posting is authoritative