AssemblyAI

AssemblyAI is an artificial intelligence company that engages in building a platform of APIs to transcribe and understand audio data.

101-250 employees
Founded 2017
$50M series c
Artificial Intelligence (AI)
Private Company

Fully Remote

This company is fully distributed with team members working remotely. Team members are distributed across the U.S. and Canada.

Open Positions4

Location: Remote - New YorkFull-TimeVoice AIPosted
  • Raise experimental velocity by improving the speed of launching experiments and interpreting results.
  • Maintain and evolve the JAX training framework for scalable, efficient distributed training on TPUs.
  • Improve training data quality by investigating issues, building diagnostic tooling, and driving accuracy gains.
  • Analyze production model accuracy and develop evaluation harnesses to guide development priorities.
  • Refactor and modernize research prototypes into production-ready systems.
  • Optimize production inference architectures for speech language models using techniques like quantization and speculative decoding.
  • Investigate and resolve performance bottlenecks from low-level kernels to high-level system design.
  • Collaborate across research, infrastructure, and production engineering to trace and resolve complex problems.
PythonMachine Learning
Showing 1 of 4 positions

About AssemblyAI

AssemblyAI pioneers the future of voice AI, building the best-in-class models that power the next generation of voice applications. You will join a company serving over 600 million inference calls monthly. We process more than 1 million hours of audio daily. Our technology empowers thousands of users, top businesses, and developers worldwide. We recently secured a $50 million Series C, demonstrating strong growth and market confidence.

How We Work

You will thrive in a culture of meritocracy, ownership, and impact. We are a fully remote company with employees across the United States, Europe, and Australia. Our team operates without heavy planning or approval processes. You will find that every person has outsized ownership and impact. We regularly host team and company-wide offsites to foster connection and collaboration.

Engineering at AssemblyAI

Engineers at AssemblyAI solve fascinating problems at scale. You will work with a robust tech stack, including Python, Go, and AWS services. We process vast amounts of audio data, handling over 1 million API calls daily. Our challenges involve building high-performance, cost-efficient inference pipelines. You will design scalable architectures and implement comprehensive observability solutions. You will continuously improve our MLOps practices, bridging research innovation and production reliability.

Why Join Us

  • Shape the future of voice AI with best-in-class models.
  • Experience a lean, high-impact team where your contributions are highly visible.
  • Solve complex technical challenges in a truly meritocratic and fast-paced environment.
  • Benefit from competitive compensation, generous equity, and 100% employer-paid health benefits.
  • Work remotely from anywhere in the US, Europe, or Australia with flexible schedules.

Benefits & Perks

  • Competitive salary across all roles and locations
  • Generous equity grants
  • 100% employer-paid premiums for medical, dental, and vision plans (employees & families)
  • Flexible PTO policy (unlimited PTO, average 3-4 weeks taken annually)
  • $1,000 home office stipend
  • 401k match up to 4% (US-based employees)
  • HSA or FSA opportunities
  • Short-term and long-term disability coverage
  • Life insurance
  • Flexible schedules

Tech Stack

mobileserverframework

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