AI
Engineering
Refactoring
+12
TypeScript
JavaScript
Dart
iOS SDK
Swift
Android SDK
Kotlin
React
Flutter
SwiftUI
UIKit
Architecture
In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input.
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
Analysis
Forecasting
+12
Modeling
Statistics
Machine Learning
Economics
Mathematics
SQL
Python
Testing
Computer Science
Causal Inference
Predictive Modeling
Data Science
AfterQuery builds the expert evaluation data that frontier AI labs use to measure and improve their models. We're hiring data scientists as contractors to author and solve the analysis problems those evaluations run on, drawn from the work you do every day: experiments, metrics,…
Flexible
AI
Java
+12
Node.js
Go
Rust
TypeScript
Python
C++
APIs
Debugging
Testing
Refactoring
Algorithms
Problem Solving
Schedule: Flexible, you pick the hours and days (including weekends if desired) Job Summary: In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input.
This is a remote, project-based role for applied economists, econometricians and quantitative social scientists with 3+ years of full time experience.
This is a remote, project-based role for biostatisticians, pharmacometricians and statistical geneticists with 3+ years of full time experience.
This is a remote, project-based role for data scientists and product analysts with 3+ years of full time experience on a product team.
Flexible
AI
Java
+12
Node.js
Go
Rust
TypeScript
Python
C++
APIs
Debugging
Testing
Strategic Thinking
Refactoring
Algorithms
Schedule: Flexible, you pick the hours and days (including weekends if desired) Job Summary: In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input.
AI
Programming
Engineering
+12
Logic
Communication
Testing
Writing
Accuracy
Architecture
Code Review
Artificial Intelligence
Software Engineering
Machine Learning
Professional Experience
Software Architecture
We're running a paid study on the coding environments and programming tasks used to benchmark artificial intelligence agents. Creating robust evaluation harnesses ensures that AI models are tested against realistic software engineering scenarios.
AI
Unity
C#
+12
Mechanics
Calibration
English
iOS SDK
Android SDK
Analytics
Cocos2d-x
Confidentiality
Compliance
Licensing
Verification
Tax
We are looking for mobile game developers to help train and evaluate AI models on mobile game development. You will design and review game features in Unity and C#, optimise performance across devices, and assess AI-generated gameplay code.
AI
Game Development
Logic
+12
Animation
Physics
Architecture
Training
Calibration
Unity
Unreal Engine
Godot
C#
C++
English
Confidentiality
We are looking for experienced game developers to help train and evaluate AI models on game development. You will create realistic game-development tasks, review game code and project structure, and assess AI-generated game logic.
We are looking for software engineers to validate real-world repositories used to evaluate large language models. You will triage issues, set up reproducible environments, assess test quality, and check how well models fix real bugs.
GitHub
Open Source
AI
+12
Reinforcement Learning
Reasoning
Calibration
GitLab
Engineering
Python
Java
Rust
Go
C++
TypeScript
Git
We are looking for senior-level engineers with a visible open-source track record to help train AI systems on real code. You will create reinforcement-learning environments from real repositories, with reproducible setups and reference solutions.
DevOps
AI
Infrastructure
+12
Infrastructure as Code
Docker
Kubernetes
Terraform
Monitoring
Architecture
Accuracy
Calibration
Engineering
Linux
GitHub
GitLab
We are looking for DevOps engineers to help train and evaluate AI models on infrastructure, deployment and reliability work. You will build and validate infrastructure and CI/CD tasks and review AI-generated configurations and scripts for correctness and security.
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.
We are looking for experienced software engineers to help train and evaluate AI models on real-world programming work. You will build and validate coding tasks, review AI-generated code, and write the reference solutions and tests that models are measured against.
AI
Research
Scientific Computing
+12
Simulation
Analysis
Bioinformatics
Biology
Physics
Astrophysics
Chemistry
Spectroscopy
Modeling
Education
Python
Flexible
Author research-grade AI evaluation tasks from your own computational work. Open to PhD students, postdocs, research scientists, and research-active Master's students.
Accuracy
Visualization
DevOps
+12
Infrastructure
Engineering
HTML
CSS
React
Canvas LMS
Typography
Positioning
Problem Solving
JavaScript
TypeScript
Python
Global | Contract | Mid-Level to Senior | 3+ years experience We are seeking experienced Front-End, UI, and Design Engineers for a project focused on recreating visual references through code with extremely high visual accuracy.
English
AI
Training
+12
Writing
Purchasing
Architecture
Databases
Indexing
APIs
Monitoring
Testing
Documentation
Marketing
Engineering
Calibration
Existing documents only | Remote | English only We are seeking to purchase existing, original technical decision documents written by experienced software engineers and technical professionals, for an AI training and evaluation project. This is not a writing assignment.
AI
Training
Codex
+12
Claude
Engineering
Writing
Reasoning
Communication
Syntax
Cursor
TypeScript
JavaScript
Python
English
Mentoring
Contract | Remote, worldwide | $100-$200/hour depending on experience and location | 10-20 hrs/week Please note that eligibility may vary depending on your location, as some regions may not be supported by the client.
Engineering
AI
Research
+12
Organization
Analysis
Manufacturing
Verification
Cross-Functional Collaboration
Troubleshooting
Procedures
ROOT
Documentation
Testing
Management
Planning
Mercor is seeking experienced Systems & Integration Engineers to support an advanced engineering and AI research initiative with a leading technology organization.
Engineering
AI
Research
+12
Organization
Automation
Testing
Debugging
Architecture
Concurrency
Documentation
Verification
Troubleshooting
Management
Infrastructure
C++
Mercor is seeking experienced Software and Firmware Engineers to support an advanced engineering and AI research initiative with a leading technology organization.
Schedule: Flexible, any hours/days of the week. As long as there is constant activity. micro1 is engaging expert Senior Software Engineers to support an innovative project. In this role, you'll apply your expertise to help train next-generation AI systems.
Reporting
AI
PowerPoint
+12
Consistency
Storytelling
Accuracy
Communication
Analysis
Reasoning
Analytics
Precision
Visualization
Editing
Statistics
Consulting
Role Title: Data Science Specialist - Executive Presentation Review Role Type: Contractor Location: Remote (US, UK or CAN) micro1 is engaging Data Science Specialists to contribute to a customer's project focused on elevating the quality and impact of business presentations and…
