Machine Learning Researcher

Remote, USA
Posted Jun 14, 2026
Full-time

MatX is focused on creating the best AI models with efficient performance. They are seeking a Machine Learning Researcher to train and optimize large language models, build distributed infrastructure, and provide hardware architecture advice from an ML perspective.

Responsibilities

  • Train and optimize LLMs for our hardware
  • Run quality evaluations
  • Build and set up distributed infrastructure for training and inference
  • Advise on the hardware architecture from an ML perspective

Skills

  • Excellent software engineering skills
  • Experience training and tweaking neural networks, ideally LLMs
  • Experience optimizing neural networks for hardware efficiency, for example regarding FLOPs, memory bandwidth, communication bandwidth, precision, parallel layout, batch sizes

Benefits

  • A Stake in our success A cash/equity mix that fits your needs and option to do early exercise
  • Health & Wellness Company subsidized Health, Dental, Vision, and Life insurance; Pre-tax Health Savings Accounts with generous company contribution (even if you don’t)
  • Time To Recharge 4 weeks paid time off (accrued), 12 company holidays, and 3 weeks remote/flexible work per year
  • Support to Parents Up to 12 weeks of paid parental leave, regardless of your path to parenthood
  • Learning & Development $1,500 yearly towards your professional development e.g. conferences, courses, and other learning opportunities
  • Team Connection Team Lunches, quarterly off-sites, and regular town halls
  • Financial Wellbeing 401K and/or Roth IRA, with 5% company contribution, even if you don’t!
  • Flexible Spending Accounts Pre-tax spend accounts for medical, dental/vision, dependent care, parking, and transit expenses
  • Commute On Us For those commuting up to 1 hour, put your rideshare cost on our company card and reclaim the drive-time to get work done!
  • MatX Etras $50 per month to use on the perks you care about most
  • Remote Perks We work remotely Monday & Friday, supported by home-tech setup, and remote wifi expense reimbursement

Company Overview

  • MatX is an AI chip startup that designs chips that support large language models. It was founded in 2022, and is headquartered in Mountain View, California, USA, with a workforce of 11-50 employees. Its website is https://matx.com.

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