Log inSign up free
  • Home
  • Profile
  • Jobs
    • Applications
    • Career
    • Resume
    • Cover letters
  • Content
    • Posts
    • Media
  • Messages
  • Analytics
    • Overview
    • Pages
    • Events
  • Portfolio
  • More tools
    • Hiring
  • Settings
All jobs
ZYZyphra logo

Zyphra

San Francisco

Research Engineer - Language Model Pre-Training.

FULL TIMEENGINEERING

Zyphra is an artificial intelligence company based in San Francisco, California.

The Role:

As a Research Engineer - Language Model Pre-Training, you'll shape our language model roadmap through end-to-end pretraining development. You will work extremely closely with our pretraining team, who will integrate your insights into our next-generation models.

You'll Work Across:

  • Large-scale training runs and model parallelization

  • Performance optimization of our pretraining stack

  • Dataset collection, processing, and evaluation

  • Architecture and methodology research, including optimizer ablations

What We're Looking For / Requirements:

  • Strong engineering aptitude for rapidly implementing reliable and robust systems

  • Can rapidly learn new fields and are excited to implement new ideas

  • Excellent communication and collaboration skills, and can work effectively on both research and engineering implementation at scale

Qualifications / Additional Skills:

  • Deep expertise and intuition for solving machine learning problems and training models

  • Experience with training on large-scale (multi-node) GPU clusters

  • Deep understanding of model training pipelines – including model/data parallelism, distributed optimizers, etc.

  • Strong grasp of proper experimental methodology for running rigorous ablations and other hypothesis testing

  • Understanding of large-scale, highly parallel data processing pipelines

  • High proficiency with PyTorch and Python.

  • Strong ability to dive into large pre-existing codebases and rapidly get up to speed

  • Published machine learning research in well-respected venues is a plus

  • Postgraduate degree in a scientific subject (Computer Science, EE/EECS, Math, Physics)

Why Work at Zyphra:

  • Our research methodology is to make grounded, methodical steps toward ambitious goals. Both deep research and engineering excellence are equally valued

  • We strongly value new and crazy ideas and are very willing to bet big on new ideas

  • We move as quickly as we can; we aim to minimize the bar to impact as low as possible

  • We all enjoy what we do and love discussing AI

Benefits and Perks:

  • Comprehensive medical, dental, vision, and FSA plans

  • Competitive compensation and 401(k) plan

  • Relocation and immigration support on a case-by-case basis

  • In-office snacks and meals provided

  • Unlimited PTO and company holidays

  • In-person team in San Francisco with a collaborative, high-energy environment

Pay
Not stated
Where
San Francisco
Work
Not stated
Type
Full time
Posted
17 Mar, 2026
Apply on the original postingSign in to prepare an application

Verified board

more at Zyphra.

19 Mar, 2026

Zyphra

GTM Engineer

ZYZyphra logo
  • Full time
  • Engineering

San Francisco

Full time

Details
19 Mar, 2026

Zyphra

Principal Solutions Architect

ZYZyphra logo
  • Full time
  • Principal
  • Engineering

San Francisco

Full time

Details
19 Mar, 2026

Zyphra

Developer Relations Lead

ZYZyphra logo
  • Full time
  • Lead
  • Engineering

San Francisco

Full time

Details

similar roles.

1 Oct, 2026

YugabyteDB

Software Engineer II

YUYugabyteDB logo
  • Engineering

$150k–170k/yr

Sunnyvale, CA

Details
11 Aug, 2026

NavVis

Team Lead, System Software/UI - Embedded Linux, ROS, C++ (F/M/D)

NANavVis logo
  • Lead
  • Hybrid
  • Engineering

Munich Hybrid (NavVis GmbH)

Hybrid

Details
28 Sep, 2026

NavVis

Software Engineer SLAM (F/M/D)

NANavVis logo
  • Hybrid
  • Engineering

Munich Hybrid (NavVis GmbH)

Hybrid

Details
27 Apr, 2026

NavVis

Senior Software Engineer Android (Kotlin) (F/M/D)

NANavVis logo
  • Senior level
  • Hybrid
  • Engineering

Munich Hybrid (NavVis GmbH)

Hybrid

Details
16 Mar, 2026

NavVis

Senior Software Engineer, 3D Perception (C++ and Python) (F/M/D)

NANavVis logo
  • Senior level
  • On-site
  • Engineering

Munich Onsite (NavVis GmbH)

On-site

Details
5 Aug, 2026

NavVis

Senior Full Stack Software Engineer - Angular/Typescript/Python + Robotics Backend (F/M/D)

NANavVis logo
  • Senior level
  • Hybrid
  • Engineering

Munich Hybrid (NavVis GmbH)

Hybrid

Details