AI Engineer

scalr
New York, New York, United StatesFull-time$200,000–$350,000Posted Aug 30, 2026

About the role

AI Engineer (Forward Deployed)

NYC - $200k-$350k - early equity

Join a small, high-calibre AI team working at the frontier of model development and deployment.

This is a hands-on Applied ML role focused on LLM post-training, fine-tuning, and evaluation, adapting models for real-world use cases and pushing performance in production environments.

What You’ll Do:

Fine-tune and iterate on LLMs

Build and run evaluation frameworks to measure real performance

Prepare and curate training data from messy, real-world inputs

Debug training and inference issues, improving model reliability

Support deployment of models into production environments

What We’re Looking For:

Strong hands-on experience with LLM post-training and fine-tuning

Deep understanding of evaluation methodology and model quality

Comfortable with training infrastructure and debugging training runs

Strong Python engineering fundamentals and experience shipping ML systems

Ability to operate in fast-paced, ambiguous environments

Responsibilities

  • Fine-tune and iterate on LLMs
  • Build and run evaluation frameworks to measure real performance
  • Prepare and curate training data from messy, real-world inputs
  • Debug training and inference issues, improving model reliability
  • Support deployment of models into production environments

Qualifications

  • Strong hands-on experience with LLM post-training and fine-tuning
  • Deep understanding of evaluation methodology and model quality
  • Comfortable with training infrastructure and debugging training runs
  • Strong Python engineering fundamentals and experience shipping ML systems
  • Ability to operate in fast-paced, ambiguous environments

Benefits

  • Early Equity

Skills mentioned

PythonMachine LearningLarge Language ModelsGenerative AIFine-TuningModel EvaluationDeep LearningModel DeploymentDebuggingData Engineering

About scalr

scalr places Forward Deployed Engineers, Engagement Managers and Engineering Leaders at the fastest-moving AI startups in San Francisco and New York.

Staffing and Recruiting2-10 employeesNew York