Machine Learning Expert - Fully Remote /hr

Full Timemid

CAPosted 3 days ago

Role Overview

Mercor is hiring a mid-level Machine Learning Expert - Fully Remote /hr. This is a full-time role in CA. Part of Mercor's Data Science hiring, posted 3 days ago. Full responsibilities, required qualifications, and the apply link are listed in the description below.

Salary Context

Salary is not disclosed in this posting. Market median for Mid-level Data Science roles is $150k-$240k (based on 36 comparable listings). Many employers share specifics during the interview process or after an initial screen.

Resume Keywords to Include

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TensorFlowPyTorchORCompensationMercorAIHeadquarteredSan

Job description

About The Job

Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo, Larry Summers, and Jack Dorsey.

Position: LLM Research Scientist (Pre-training & Post-Training)

Type: Contract

Compensation: $100–$120/hour

Location: Remote

Role Responsibilities

Train transformer-based language models from scratch and fine-tune open-weight models.
Optimize performance in data- and compute-constrained environments.
Construct training corpora from raw web-scale sources.
Build and manage post-training pipelines.
Diagnose and resolve training issues to enhance model performance.
Work independently and asynchronously to meet project goals.

Qualifications

Must-Have

3+ years of machine learning research experience.
Strong experience with PyTorch, JAX, TensorFlow, or similar ML frameworks.
Degree from a top-100 university, experience at a FAANG or comparable AI company, or an equivalent research track record.

Preferred

Experience with scaling laws, curriculum learning, and LLM evaluation.
Knowledge of reinforcement learning for language models.
Expertise in model alignment and AI safety.

Application Process (Takes 20–30 mins to complete)

Upload resume
AI interview based on your resume
Submit form

Resources & Support

For details about the interview process and platform information, please check: https://talent.docs.mercor.com/welcome
For any help or support, reach out to: support@mercor.com

PS: Our team reviews applications daily. Please complete your AI interview and application steps to be considered for this opportunity.

About Mercor

Mercor

mercor.com

Data ScienceOn-site

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Frequently Asked Questions

How do I apply for the Machine Learning Expert - Fully Remote /hr position at Mercor?

Use the Apply button above to submit your application directly to Mercor. Most applications take less than 5 minutes if your resume and contact details are ready, and you'll be routed to the employer's official application system to finish.

Where is the Machine Learning Expert - Fully Remote /hr position at Mercor located?

This position is based in CA. Mercor has not indicated remote or hybrid options for this role, so candidates should plan for on-site work.

What does a Machine Learning Expert - Fully Remote /hr at Mercor earn?

Mercor has not disclosed a salary range in this posting. Many employers share specifics later in the interview process; you can also ask during a recruiter screen if compensation transparency is important to you.

When was the Machine Learning Expert - Fully Remote /hr role at Mercor posted?

This role was posted on July 10, 2026 (3 days ago). It's still listed as actively hiring; we re-confirm openings against the source system multiple times per day and remove closed roles.

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