PHP
Reasoning
Engineering
+12
Architecture
Modeling
AI
Training
OOP
Typing
REST API
Authentication
Authorization
Databases
MySQL
PostgreSQL
As a PHP Engineer, you will work remotely on an hourly paid basis to review AI-generated PHP code, backend designs, and technical explanations, as well as produce high-quality reference implementations and step-by-step reasoning for complex engineering problems.
AI
Training
Reasoning
+12
Problem Solving
Accuracy
Physics
Mechanics
Electromagnetism
Optics
Thermodynamics
Modeling
Research
Fact-Checking
Writing
Programming
We’re seeking physicists to join our AI training project. In this role, you will review AI-generated responses, evaluate the reasoning quality and step-by-step problem-solving, and provide expert feedback that helps models produce answers that are accurate, logical, and clearly…
As a remote, hourly paid R Engineer, you will review AI-generated responses and generate high-quality R and data-analysis-focused content, evaluating the reasoning quality and step-by-step problem-solving behind each solution.
Ruby
AI
Training
+12
Ruby on Rails
Reasoning
Problem Solving
Modeling
Accuracy
Programming
Architecture
Engineering
LLMs
English
Writing
Sinatra
As an hourly paid, fully remote Ruby Engineer for AI Data Training, you will review AI-generated Ruby and Rails code or generate your own solutions, evaluate the reasoning quality and step-by-step problem-solving, and provide expert feedback that helps models produce answers…
Rust
AI
Training
+12
Reasoning
Problem Solving
Lifetimes
Algorithms
Accuracy
Command Line
Engineering
Programming
LLMs
English
Writing
Tokio
As an hourly paid, fully remote Rust Engineer for AI Data Training, you will review AI-generated Rust code and explanations or generate your own, evaluate the reasoning quality and step-by-step problem-solving, and provide expert feedback that helps models produce answers that…
Scala
Reasoning
Engineering
+12
Concurrency
JVM
AI
Training
Profiling
Troubleshooting
cats-effect
ZIO
Akka
Pekko
Microservices
Messaging
As a Scala Engineer, you will work remotely on an hourly paid basis to review AI-generated Scala code, system designs, and technical explanations, as well as produce high-quality reference implementations and step-by-step reasoning for complex engineering problems.
As a remote, hourly paid Swift Engineer, you will review AI-generated responses and generate high-quality Swift and iOS-focused content, evaluating the reasoning quality and step-by-step problem-solving behind each solution.
Portuguese
Assurance
Consistency
+12
AI
Training
Quality Assurance
Accuracy
Grammar
Instruction Following
Formatting
Rubrics
Onboarding
Documentation
Leadership
Translation
In this hourly, remote contractor role, you will work as a Portuguese Quality Assurance Lead (QAL) to oversee quality, consistency, and trainer performance across Portuguese AI training projects.
Dutch
Reasoning
Accuracy
+12
Grammar
Consistency
Writing
AI
Training
Education
MATCH
Linguistics
English
Literature
Communications
Journalism
In this hourly, remote contractor role, you will work as a Dutch Language Specialist (SME) to review AI-generated Dutch content and/or create high-quality Dutch reference content, evaluating language quality and step-by-step reasoning while providing precise written feedback.
Spanish
Assurance
Consistency
+12
AI
Training
Quality Assurance
Accuracy
Grammar
Instruction Following
Formatting
Rubrics
Onboarding
Documentation
English
Communication
In this hourly, remote contractor role, you will work as a Spanish Quality Assurance Lead (QAL) to oversee quality, consistency, and trainer performance across Spanish AI training projects.
Ubuntu
Linux
AI
+12
Training
Annotation
Quality Assurance
Testing
Research
Following Instructions
Attention to Detail
Data Services
AI Training
AI Training Data
Model Training
Data Annotation
We are looking for people who regularly use Ubuntu/Linux. No prior AI experience is required. If you are comfortable working in Ubuntu, installing applications, following instructions, and completing technical tasks independently, we would like to hear from you.
Spanish
Reasoning
Problem Solving
+12
Accuracy
AI
Localization
Translation
English
Nuance
Training
Linguistics
Communications
Writing
MQM
Linguistic Quality Assurance
In this hourly-paid, fully remote contractor role, you will review AI-generated responses and/or generate language content, evaluate reasoning quality and step-by-step problem-solving, and provide expert feedback so outputs are accurate, logical, and clearly explained.
Compliance
Data Classification
AI
+11
Flexible
Consulting
Reasoning
Accuracy
Operations
Procedures
Spanish
Valuation
English
Decision Making
Regulatory Compliance
We are seeking experienced customs and trade compliance professionals to support a project focused on Mexican import/export regulations, tariff classification, and customs compliance.
Czech
AI
TTS
+12
Pronunciation
Transcription
ASR
Compliance
Editing
Segmentation
Training
Linguistics
Phonetics
Consistency
Annotation
Assurance
As a Czech Speech & Audio AI Specialist in our Global AI Community, you evaluate and validate speech AI systems—ensuring machine-generated voices sound natural, speech recognition captures intent accurately, and voice AI models learn from high-quality datasets.
Physics
Chemistry
AI
+10
Training
Reasoning
Accuracy
Research
Benchmarking
Flexible
LLM Evaluation
AI Training
Analytical Reasoning
Training Evaluation
Rise Data Labs is seeking advanced Physics and Chemistry experts to support the training and evaluation of state-of-the-art AI systems.
Biology
AI
Training
+12
Reasoning
Accuracy
Biochemistry
Genetics
Microbiology
Life Sciences
Research
Benchmarking
Flexible
LLM Evaluation
AI Training
Molecular Biology
Rise Data Labs is seeking advanced Biology and Life Sciences experts to support the training and evaluation of state-of-the-art AI systems.
Statistics
AI
Mathematics
+12
Training
Reasoning
Accuracy
Probability
Operations
Research
Benchmarking
Flexible
LLM Evaluation
Advanced Mathematics
AI Training
Applied Mathematics
Rise Data Labs is seeking advanced Mathematics and Statistics experts to support the training and evaluation of state-of-the-art AI systems.
Truelancer AI is hiring across LATAM! We are looking for Egocentric Video Collection Executives to join a large-scale AI data collection project.
AI
Chemistry
Optimization
+12
Research
Biology
Engineering
Pharmacology
Flexible
CRO
Diagnostics
Medical Writing
AI Platforms
Materials Science
Drug Discovery
Medicinal Chemistry
Mercor is partnering with a venture-backed AI lab building frontier AI platforms and physics-based foundation models for chemistry, materials science, and drug discovery.
Based in San Francisco, California, Turing is the world's leading research accelerator for frontier AI labs and a trusted partner for global enterprises deploying advanced AI systems. We're looking for music professionals with formal music education and hands on experience in performance, production, or audio engineering to help evaluate and improve AI generated audio data. Flexible hours across a 2 day project window. Earn up to roughly $150 $160 with a full push across both days. Around 15 min
Urgent hire: LatAm and Mexico only. ASAP start, 2 to 4 week contract. Applications are reviewed on a rolling basis, so apply early. Engagement type: contractor, pay per task. Payment: $300 per approved task. Commitment: minimum of 1 completed and approved task per day. No cap on tasks: complete as many as you can until the pipeline is exhausted. Duration: 4 weeks, starting immediately. Turing is one of the world's leading AGI infrastructure companies, working with frontier AI labs to accelerate
Turing is one of the world's fastest growing AI companies, accelerating the advancement and deployment of powerful AI systems. Turing works with the world's leading AI labs to advance frontier model capabilities in thinking, reasoning, coding, agentic behavior, multimodality, multilinguality, STEM, and frontier knowledge. In this role you will work on projects that help fine tune large language models using your strong analytical and English comprehension skills. The ideal candidate can read, su
Turing is one of the world's leading AGI infrastructure companies, working with frontier AI labs to accelerate model development through high quality training data, evaluations, and engineering talent. We are staffing a frontier AI data initiative building the infrastructure and training data used to develop and evaluate AI agents. You will be assigned to one of two tracks: connectors or tasks. We are looking for experienced Python Engineers to work with leading AI research labs on evaluating an
Based in San Francisco, California, Turing is the world's leading research accelerator for frontier AI labs and a trusted partner for global enterprises deploying advanced AI systems. We are seeking a highly analytical and computationally proficient individual with a strong research background. You will craft challenging and insightful problems in your research domain and devise elegant computational solutions. Quantitative problem design and solutioning Develop and conceptualize original, resea
