Back to all roles

Backend Engineer (Machine Learning) - Remote

Remote-first Full-time Now hiring

• Title : Backend Engineer (Machine Learning) - Remote

  • Location

: United States, Canada, Puerto Rico, United Kingdom, Australia, New Zealand, Mexico, Argentina

  • Compensation

: $150/hr | 100% Remote

About the Role

We help the world's most innovative AI companies improve their models through human expertise. We're hiring ML and AI professionals, engineers, researchers, scientists, and applied practitioners to evaluate AI-generated technical content, write domain-specific prompts, and assess model accuracy across NLP, computer vision, reinforcement learning, and other ML frontiers. Your evaluations set the benchmark for how leading models reason about machine learning.

What You'll Do

  • Evaluate AI-generated content across machine learning, AI, and computer science topics
  • Write prompts and questions that test AI reasoning on technical ML and AI problems
  • Review and rank AI responses for factual accuracy, technical depth, and domain rigor
  • Audit AI chain-of-thought reasoning on complex ML, algorithmic, and research problems

Who Qualifies You're a strong fit if you have professional experience in one or more of the following:

  • Machine learning engineering, AI engineering, or ML software engineering
  • Applied science, research science, or AI research
  • ML specialty domains, NLP, computer vision, reinforcement learning, deep learning, or generative AI
  • Data science, data engineering, or ML-focused data analysis
  • Computer science research, statistics, applied mathematics, computational neuroscience, or related technical fields

Preferred Background

  • Bachelor's, Master's, or PhD in Machine Learning, Artificial Intelligence, Computer Science, Statistics, Applied Mathematics, or a related quantitative field
  • Experience at a technology company, research lab, AI startup, or university research group
  • Strong written English; ability to explain ML and AI concepts clearly and precisely

Compensation & Schedule

  • $150/hr rate varies by domain expertise, project complexity, and seniority; top of range reserved for PhD and senior practitioners
  • Additional incentives available contributors earn an average 7.5% extra through Missions, top quartile boosts earnings by an average of 11%
  • 100% remote, work from anywhere in eligible locations
  • No minimum hours, no fixed schedule, no commitment

Equal Opportunity Statement Selection decisions are based solely on skills, qualifications, and project requirements. We are committed to inclusive and fair engagement practices and consider all qualified applicants without regard to legally protected characteristics. Apply Now! Apply To This Job

More remote roles

Senior Full-stack Angular & PHP Developer

Remote-first Full-time

Openshift / Kubernetes Engineer

Remote-first Full-time

Senior Engineer I – Managed Kubernetes

Remote-first Full-time

Systems Administrator Dallas , Texas , United States | Managed Services | Full-time | Fully remote

Remote-first Full-time

SOC Security Analyst 2

Remote-first Full-time

QA Engineer, Web / Frontend

Remote-first Full-time

Video Editor (Remote) – Associate Role

Remote-first Full-time

Motion Designer, Animator – Contract-to-Hire

Remote-first Full-time

Marketing Strategist - US

Remote-first Full-time

Remote Sign Language Interpreter, K-12 Schools Remote Sign Language Interpreter, K-12 Schools

Remote-first Full-time

Freelance Email and Chat Customer Support Polish Speakers

Remote-first Full-time

Experienced Data Entry Specialist – Virtual Remote Part-Time Opportunity at arenaflex

Remote-first Full-time

Customer Service Representative – Frontline Retail Support & Guest Experience Specialist at arenaflex

Remote-first Full-time

In Person One Day Event Table Assistant, Behavioral Health

Remote-first Full-time

Technical Customer Engineer II

Remote-first Full-time

UPS Administrative Associate - Remote Work Pay For $30/H

Remote-first Full-time

Now Hiring Freight Dispatchers – Earn $800–$1,500+/week!

Remote-first Full-time

Experienced Work-from-Home Customer Service Representative – Teen-Friendly Opportunity for Growth and Development at arenaflex

Remote-first Full-time

Experienced Customer Support Representative – Health Insurance Industry Expertise

Remote-first Full-time

Experienced Home Advisor – Customer Support Representative at arenaflex

Remote-first Full-time