To qualify you must work as an ML research engineer, research scientist or applied scientist, and have personally trained, fine-tuned or optimized models in PyTorch or JAX.
STEM
Research
AI
+12
macOS
Physics
Chemistry
Biology
Mathematics
Engineering
Python
Jupyter
MATLAB
LaTeX
Analysis
Reasoning
Mercor is looking for STEM researchers who hold or are currently pursuing an MSc or PhD to support a research project with a leading AI lab. You will work through real research workflows on your own Mac to help benchmark and improve cutting-edge AI models.
Machine Learning
Flexible
AI
+12
Training
Optimization
Python
Engineering
Debugging
Infrastructure
Command Line
Mathematics
Statistics
Research
Organization
Open Source
Job Type: Contractor (~15 hours per week) Schedule: Flexible—you choose the hours and days you work, including weekends if desired We are looking for highly skilled Machine Learning Experts to contribute to an AI training project involving model development, training and…
Research
AI
Analysis
+10
Machine Learning
Statistics
Mathematics
Python
PyTorch
JAX
Machine Learning Research
Experiment Design
Computer Science
Deep Learning
AfterQuery builds the expert evaluation data that frontier AI labs use to measure and improve their models. We're hiring machine learning researchers as contractors to author and solve the analysis problems those evaluations run on, drawn from your own research: experiment…
AI
Engineering
Machine Learning
+12
Training
Rubrics
Reasoning
Calibration
Statistics
Python
PyTorch
TensorFlow
English
Fine-Tuning
AI Training
Annotation
We are looking for machine learning engineers to help train and evaluate AI models on machine learning and LLM engineering tasks. You will design tasks, review AI-generated ML code and methodology, and write the reference answers that models are measured against.
Research
AI
Reinforcement Learning
+12
Training
Reasoning
STEM
Finance
Sales
Collaboration
Engineering
Algorithms
Operations
Microsoft Teams
Strategic Thinking
Interpretation
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.
Research
Microsoft Teams
AI
+10
Training
MATCH
Writing
Modeling
Communication
Reasoning
Machine Learning
AI Training
Professional Experience
Written communication
The research teams behind the best-known AI models come to Mercor for machine learning judgment they can't generate on their own. Your standards and expertise become the rubric that frontier AI is graded against.
Machine Learning
Research
AI
+12
Education
Annotation
Robotics
Optimization
Forecasting
Reasoning
Statistics
Mathematics
Writing
Training
Flexible
Remote Work
Paid, remote work authoring and validating research-grade ML benchmark tasks. For Master's or PhD-level ML researchers with at least one first-author paper.
Join Verita AI's Machine Learning Engineer Expert Network to connect with leading AI labs and companies seeking your expertise. This is an open application for future contract opportunities that match your background and interests.
Machine Learning
AI
Sourcing
+12
Audit
Training
Auditing
Algorithms
Logic
PyTorch
TensorFlow
Problem Solving
Insurance
AI Training
Model Training
Professional Experience
<< Insert Job Description Here>> Project Overview We are sourcing experienced technical specialists in Machine Learning to audit tasks used to train and evaluate AI systems.
We're looking for experienced machine learning researchers with hands-on experience training and improving deep learning models end-to-end, across vision and language. You'll work on well-scoped empirical open-ended ML research problems.
Machine Learning
Research
Engineering
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Optimization
Infrastructure
AI
Education
Communication
Flexible
Kernel Optimization
Professional Experience
Written communication
Structured Feedback
Remote Work
We're building a research cohort of senior domain experts in ML inference and GPU kernel engineering — spanning inference serving systems, kernel optimization, and large-model deployment infrastructure — to help evaluate how frontier AI models reason about hard, real-world…
Machine Learning
Artificial Intelligence
Statistics
+13
Prompt Engineering
Deep Learning
Large Language Models (LLMs)
Generative AI
Reinforcement Learning
representation-learning
Computer Vision
Natural Language Processing
Optimization
Python
PyTorch
TensorFlow
research-evaluation
Evaluate AI-generated reproductions of machine learning research papers, assess technical correctness and research quality, and help improve frontier AI systems using your expertise in ML, AI, or Statistics.
GenAI
Go
AI
+12
Microsoft Excel
Analysis
LLMs
Creativity
Annotation
Curation
Templates
Research
English
Italian
Spanish
German
Alice.io (formerly known as ActiveFence) is a leading trust, safety, and security company. Just like 'Alice' herself, we go down the rabbit hole into the emerging world of AI and focus on safeguarding these technologies.
Machine Learning
AI
Optimization
+12
Model Serving
Architecture
Systems Engineering
Engineering
Computer Vision
vLLM
TensorRT-LLM
SGLang
Quantization
Communication
Flexible
LLM Inference
We're assembling a group of senior software and ML engineers to work on one of the hardest open problems in AI today: how well can frontier models reason about LLM inference systems, GPU-level performance optimization, and model-serving architecture?
AI
ASR
TTS
+12
Accuracy
Analysis
Linguistics
Pronunciation
Transcription
Editing
Segmentation
Training
Consistency
Phonetics
Engineering
Voice AI
At TELUS Digital, we are advancing the future of Artificial Intelligence by helping AI systems understand, process, and generate human speech with greater accuracy and naturalness.
What if your mastery of Rust could directly shape the infrastructure powering the next generation of AI models? We're looking for a Principal Rust Engineer to design and build high-performance systems at the heart of real AI research and production workflows — working alongside…
What if your Python expertise could directly shape the infrastructure powering some of the world's most advanced AI systems?
Research
AI
Organization
+12
Machine Learning
Creativity
Engineering
Communication
Precision
Biology
Genomics
Bioinformatics
Modeling
Healthcare
Chemistry
Astrophysics
What if your years of hard-earned research expertise could directly shape the future of AI? We're looking for domain experts with deep machine learning knowledge to design evaluation challenges that push state-of-the-art AI systems to their limits — the kind of problems only a…
Labelbox
AI
Python
+12
TensorFlow
PyTorch
scikit-learn
Scalability
Modeling
Architecture
Logic
Problem Solving
English
Communication
Machine Learning
Training
Labelbox • Remote (United States preferred) Shape the data that powers frontier AI Quick facts - Engagement - Hourly, at‑will contractor- Schedule - Fully remote & asynchronous (min.
Machine Learning
Research
Data Science
+11
Reinforcement Learning
LLM Evaluation
Model Evaluation
Feature Engineering
ML Pipelines
Scientific Computing
Quantitative Analysis
Natural Language Processing
Signal Processing
Research Writing
Technical Communication
Alignerr is seeking machine learning domain experts to help design advanced evaluation challenges for frontier AI systems.
This role focuses on building expert-level machine learning evaluation tasks that test the limits of state-of-the-art AI models using deep scientific and…
Provide natural language processing expertise for AI evaluation, benchmark design, and training data quality across diverse language tasks.
AI
Machine Learning
Research
+12
Reasoning
Python
Accuracy
Engineering
LLMs
Writing
Flexible
Contracts
Training
Deep Learning
LLM Evaluation
Research Methods
Apply machine learning and AI research expertise to evaluate model outputs, design benchmarks, and improve AI reasoning across technical domains.
AI
Quality Assurance
Education
+12
Research
Microsoft Teams
Reasoning
Assurance
Testing
Verification
Compliance
Consistency
Prompt Injection
Accuracy
Rubrics
Engineering
Are you an AI QA expert eager to shape the future of AI? Large-scale language models are evolving from clever chatbots into enterprise-grade platforms.
