Mercor
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Staffing, Recruitment & Subcontracting · 201 to 500 Employees · San Francisco, US
Hiring: Engineering
What employees say
+ Many good work tools; AI assistant is excellent
− Not adequate communication between experts and their group leaders
More reviews on the company profile.
Interview experience · Fraud Analyst
an interview conducted by artificial intelligence bot. The interview felt monotonous and could have been better if there was a human instead of AI. The questions felt intentionally easy to keep it going.
Easy difficulty · India · 58 reports
More interview insightsJob description
Overview
Position: Machine Learning Expert Type: Contract Compensation: $150$200/hour Location: Remote
Qualifications
- Current or recent role as an ML research engineer research scientist or applied scientist.
- Experience with training fine-tuning or optimizing models in PyTorch or JAX.
- Deep knowledge in at least one area: LLMs GPU inference and performance Reinforcement learning (RL) or Scientific ML.
- Ability to explain why a problem is hard for a frontier model.
- Experience writing benchmark or evaluation questions.
- PhD in ML CS or physics or an MSc with strong research output.
- Publications.
- Prior Mercor contracts with strong performance.
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Job application FAQ
Last updated 29 October 2026
- How do I apply for ML Research Engineer PyTorch Expert at Mercor?
- Open this job on Feedback AI and sign up free (or sign in). You can apply from the job detail page; match scores and skill gaps appear when your profile is complete. Mercor may attach structured assessments to interview rounds after you apply.
- Does Feedback AI show a match score for this ML Research Engineer PyTorch Expert role?
- Yes after you add a resume or skills. Match score ranks this role against your profile — skills met, gaps, level, and location — so you prioritise applications where fit is strongest.
- Is ML Research Engineer PyTorch Expert remote or on-site in Mumbai, Maharashtra?
- This listing is marked remote with location Mumbai, Maharashtra. Confirm details on the job description before applying.
- What skills matter for this ML Research Engineer PyTorch Expert role at Mercor?
- This is a mid-level ML Research Engineer PyTorch Expert role. Key skills include skills listed in the job description. Feedback AI highlights matched vs missing skills on your profile after signup.