AI/ML Engineer, Lead

Sandbar

• $150K — $180K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 6+ years of experience in machine learning
  • Proven track record of shipping ML-based products
  • Expertise in large-language model evaluation and post-training
  • Experience with audio or voice machine learning is advantageous
  • Proficient in writing production-grade software
  • Strong passion for human-computer interaction
  • Skilled at setting technical direction and leading execution with diverse teams

Responsibilities

  • Lead the architecture, strategy, and trade-offs for ML-based products
  • Design user-facing model experiences focusing on real-time actions and memory
  • Develop infrastructure for rapid model development, evaluation, and deployment
  • Optimize inference pipelines for improved latency and reliability
  • Collaborate with ML engineers, infrastructure teams, designers, and cofounders on products

Benefits

  • Health, vision, and dental coverage
  • Unlimited paid time off and sick leave
  • Equity options in an early-stage company
Full Job Description
About

We're looking for a Lead ML Engineer to build Stream, a new conversational interface. As an ML Lead, you will architect, build, and deploy a new interface which spans agentic control, multimodal interactions, and information retrieval. This role is perfect for someone who cares deeply about real-world ML deployment and human-in-the-loop agentic interactions.

Responsibilities
  • Lead architecture, strategy, and tradeoffs for our ML-based products
  • Design and improve user-facing model-based experiences, including agentic control, conversational interactions, and information retrieval.
  • Develop infrastructure to rapidly develop, evaluate, and deploy models
  • Optimize inference pipelines for latency, reliability, and concurrency
  • Work closely with other ML/AI engineers, infrastructure engineers, designers, and cofounders on existing and future products

Qualifications
  • 6+ years in machine learning experience
  • Experience shipping ML-based products is required
  • Experience in large-language model evaluation and post-training is required
  • Experience in audio / voice ML is a plus
  • Comfortable writing production-grade software
  • Passion for human-computer interaction
  • Experience setting technical direction and driving execution with multidisciplinary teams

FTE Benefits
  • Health, vision, and dental benefits
  • Company-sponsored 401(k)
  • Unlimited PTO and sick time
  • Early stage equity

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