Domain Specialist — AI Training & RLHF (Remote)

Job Description
About Nouvells Nouvells is an enterprise AI data, evaluation, and software partner that builds foundational data infrastructure and intelligent workplace tools. Backed by over 2,400 vetted contributors, we deliver end-to-end data collection, RLHF annotation, model benchmarking across coding, STEM, and multimodal domains, and applied research on agent grading.
The Role We are expanding our global network of Domain-Specific AI Trainers to help frontier AI labs and enterprise teams build, evaluate, and refine next-generation models. In this flexible, remote contract role, you will apply your subject-matter expertise to create high-signal training data, evaluate model reasoning, and design complex benchmarks.
Available Domains We are actively onboarding specialists across multiple disciplines, including:
Software Engineering & Computer Science (Python, JavaScript/TypeScript, C++, Rust, SQL, system architecture)
STEM (Mathematics, Physics, Chemistry, Biology, Data Science)
Finance, Law & Business (Financial modeling, legal analysis, corporate strategy)
Writing, Humanities & Multilingual (Technical writing, linguistics, creative reasoning)
What You’ll Do
Author complex, multi-step prompts and gold-standard reference solutions in your area of expertise.
Evaluate, rank, and critique AI-generated responses for factual accuracy, logic, edge cases, and instruction following (RLHF).
Design evaluation rubrics and test cases to benchmark model and agent capabilities.
Identify model hallucinations, reasoning failures, and domain-specific blind spots.
What We’re Looking For
Demonstrated Domain Expertise: A bachelor’s, master’s, or PhD in your field—or equivalent hands-on industry experience.
Strong Analytical & Writing Skills: Ability to explain complex reasoning clearly, concisely, and objectively.
Attention to Detail: Comfort following rigorous annotation guidelines and multi-layer quality rubrics.
Self-Directed: Reliable internet connection and ability to deliver consistent, high-quality work asynchronously.
Why Join Nouvells?
100% Remote & Flexible: Work asynchronously from anywhere and choose projects that fit your schedule.
Competitive Project-Based Pay: Transparent rates tailored to task complexity and domain specialization.
Cutting-Edge Impact: Directly shape how leading AI models reason, code, and solve real-world problems.
How to Apply To view open domain tracks and submit your application, apply directly through our opportunities portal: https://www.nouvvells.com/opportunities

Skills
Python, JavaScript, TypeScript, C++, Rust, SQL, Technical Writing

Work arrangement
Yes