AI
Machine Learning
Engineering
+12
Flexible
AI Training
Model Evaluation
Training
Benchmarking
Python
PyTorch
JAX
TensorFlow
scikit-learn
XGBoost
LightGBM
Time Commitment: 15+ hours per week Schedule: Flexible micro1 is looking for Machine Learning Engineers with prior professional AI-training or model-evaluation experience to support a project focused on improving advanced AI systems.
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…
Design the evaluations and rubrics that show where models go wrong. Build evals, write rubrics, and review training data and model pipelines. What you would do Design evaluations and benchmarks. Write rubrics that turn judgment into clear criteria.
Paid, remote contract work with AfterQuery, building and reviewing technical tasks that help test AI models in robotics and reinforcement learning. For PhD-level researchers and research engineers who publish and ship code.
Paid, remote contract work with AfterQuery, building and reviewing technical tasks that help test AI models in ML systems and GPU kernels. For PhD-level researchers and research engineers who publish and ship code.
Machine Learning
AI
LLMs
+12
Engineering
Research
Architecture
Mathematics
Reasoning
Accuracy
Logic
LangGraph
CrewAI
STEM
Physics
Finance
Turing is one of the world’s fastest-growing AI companies accelerating the advancement and deployment of powerful AI systems. You’ll be at the forefront of evaluating how LLMs interact with real code, influencing the future of AI-assisted software development.
Flexible
AI
Training
+12
Optimization
Python
Machine Learning
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…
Flexible
AI
Training
+12
Optimization
Python
Machine Learning
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…
MLOps
Profiling
AI
+12
GenAI
Machine Learning
Infrastructure
Programming
Analysis
Debugging
JAX
XLA
Training
Writing
Pallas
Research
Join a leading AI lab's cutting-edge GenAI team to be at the core of the AI revolution, where your expertise fuels the development of the most advanced Large Language Models. 1.
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.
AI
Research
Monitoring
+12
Reasoning
Alignment
Red Teaming
Testing
Prompt Injection
Fine-Tuning
MATCH
Make
Analysis
Writing
Communications
Machine Learning
The Human Frontier Collective (HFC) brings researchers and scientists together to tackle consequential problems in AI. In partnership with Scale Labs Preparedness and Policy (SLPreP), we are building a small cohort of researchers to work on the empirical foundations of AI…
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.
Reasoning
Training
Dynamics
+12
Machine Learning
Debugging
AI
MLOps
Python
PyTorch
JAX
English
Make
Flexible
Data Pipelines
ML Systems
Models are surprisingly bad at reasoning about themselves: training dynamics, evaluation design, data pipelines, and deployment trade-offs. Plausible-sounding ML advice is often subtly wrong.
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.
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.
AI
Flexible
Engineering
+12
Debugging
Documentation
Machine Learning
Python
PyTorch
TensorFlow
Monitoring
MLOps
Onboarding
Machine Learning Engineering
Data Pipelines
Experiment Design
Join Workbolt AI’s Machine Learning Engineer Talent Network to be considered for flexible contract opportunities with AI labs and technology companies seeking experienced machine learning engineering professionals.
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
+11
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.
