Our experts have worked with
200+
AI companies trust us
2M+
Annotations delivered monthly
98%
Client satisfaction rate
48hrs
Average project start time
Create your profile
Sign up in 2 minutes. Add your domain expertise, qualifications, and availability.
Get AI-verified
Our AI evaluates your skills and matches you with projects that fit your expertise.
Start working on projects
Choose from RLHF, annotation, red teaming & more. Work at your own pace.
Get paid weekly
Earn $15-$150/hr. Payments processed weekly via direct deposit or PayPal.
Every layer of the AI training stack
From raw data to fine-tuned models we provide the expert workforce and infrastructure to make it happen.
Data Annotation & Labeling
Multi-format image, text, audio, and video labeling. Fully audit-ready, quality-assured, and delivered at speed.
RLHF & Human Feedback
Expert human raters for preference ranking, constitutional AI alignment, and reward model calibration across any vertical.
Red Teaming & Safety
Adversarial testing by certified specialists. We stress-test models before they reach the real world.
On-Demand AI Talent
Pre-vetted ML engineers, prompt engineers, and data scientists. No recruiter lag, no ramp time.
Synthetic Data Generation
Diverse, domain-specific training datasets. Custom data pipelines that reduce bias and improve model accuracy.
Model Evaluation
Structured benchmarking and evaluation frameworks. Know exactly how your model performs before every deployment.
Data Platform
The platform where you'll work
Our annotation platform is purpose-built for domain experts. Intuitive tools, real-time quality scoring, and seamless project management so you can focus on what you do best.
AI-assisted annotation with quality scoring at 98.7%
Real-time feedback from project managers
Flexible task queue pick tasks that match your expertise
Transparent earnings dashboard with weekly payouts
Real experts, real impact
Our experts come from the world’s top institutions and industries. Here’s who you’ll work alongside.
2,400+
Verified ExpertsHealthcare & Medicine
1,800+
Verified ExpertsLegal & Compliance
1,500+
Verified ExpertsFinance & Economics
3,200+
Verified ExpertsEngineering & Science
1,100+
Verified ExpertsLinguistics & NLP
950+
Verified ExpertsComputer Vision
Why domain experts join Sourcebae
Work with frontier AI labs
Contribute to cutting-edge models at companies like Google, Meta, and Anthropic.
Join the most human-first AI company
We value domain expertise over credentials. Your knowledge shapes the future of AI.
Contribute to next-gen AI systems
Your expert feedback directly improves RLHF, safety, and model performance.
Fully remote, flexible work
Set your own schedule. Work from anywhere in the world at your own pace.
Competitive compensation
Earn $15–$150/hr for expert knowledge. Top performers earn even more.
Global expert community
Join 10,000+ domain experts across 50+ countries building AI together.
Any sector, any stack
The platform works across industries and workflows. Built for AI at enterprise scale.
FEATURED SOLUTIONS
AI Training ExpertSourcebae provides uncontested AI training experts for RLHF, preference labeling, Constitutional AI, and advanced alignment. Each expert is domain-matched and quality-monitored throughout your project.
LLM & AgentsStructured Data Labeling
Technical Hiring
Domain Expert IntelligenceFEATURED SOLUTIONS
AI Training ExpertLLM & AgentsStructured Data LabelingTechnical HiringDomain Expert IntelligenceSourcebae provides uncontested AI training experts for RLHF, preference labeling, Constitutional AI, and advanced alignment. Each expert is domain-matched and quality-monitored throughout your project.
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