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Freelance Statistics Expert with Python Experience (m/f/d)
For an AI lab we are looking for Statistics Expert with python experience to train an AI model (Large Language Model - LLM).
GenAI models are improving very quickly, and one of our goals is to make them capable of addressing specialized questions and achieving complex reasoning skills.
If you join you’ll have the opportunity to collaborate on these projects. Although every project is unique, you might typically:
- Generate prompts that challenge AI.
- Define comprehensive scoring criteria to evaluate the accuracy of the AI’s answers.
- Correct the model’s responses based on your domain-specific knowledge.
Freelance Mechanical Engineer with Python Experience (m/w/d)
For an AI lab we are looking for Mechanical Engineer with python experience to train an AI model (Large Language Model - LLM).
GenAI models are improving very quickly, and one of our goals is to make them capable of addressing specialized questions and achieving complex reasoning skills.
If you join you’ll have the opportunity to collaborate on these projects. Although every project is unique, you might typically:
- Content Creation & Refinement: Create and refine content to ensure accuracy and relevance across a variety of topics in Mechanical Engineering, while also developing references and examples of tasks.
- Experts Acquisition: Assess the qualification tests of experts, ensuring their competency.
- Chat Moderation: Provide support by addressing project-related questions from other experts in Discord chats, especially those related to project guidelines.
- Auditing Work: Review and evaluate tasks completed by other experts, ensuring they align with project guidelines. Provide constructive feedback, verify expertise-related information, and edit content as necessary to improve quality.
Freelance Kotlin Developer (m/w/d)
For an AI lab we are looking for Kotlin Developer to train an AI model (Large Language Model - LLM).
You help AI to make sense of the world. As consultant, you may be invited to take part in online projects to train the model in your domain of expertise.
This flexible role accommodates both experts seeking part-time engagement (minimum few hours/week) and those interested in full-time opportunities.
- Code generation and code review
- Prompt evaluation and complex data annotation
- Training and evaluation of large language models
- Benchmarking and agent-based code execution in sandboxed environments
- Working across multiple programming languages
- Adapting guidelines for new domains and use cases
- Following project-specific rubrics and requirements
- Collaborating with project leads, solution engineers, and supply managers on complex or experimental projects
AI Consultants - Data Science (m/w/d)
We are seeking experienced data scientists to create computationally intensive data science problems for an advanced AI evaluation project. This is a remote, project-based opportunity for experts who can design challenging problems that require computational methods to solve and mirror the full data science lifecycle - from data acquisition and processing to statistical analysis and actionable business insights.
What You'll Do
- Design original computational data science problems that simulate real-world analytical workflows across industries (telecom, finance, government, e-commerce, healthcare) Create problems requiring Python programming to solve (using pandas, numpy, scipy, sklearn, statsmodels, matplotlib, seaborn)
- Ensure problems are computationally intensive and cannot be solved manually within reasonable timeframes (days/weeks)
- Develop problems requiring non-trivial reasoning chains in data processing, statistical analysis, feature engineering, predictive modeling, and insight extraction
- Create deterministic problems with reproducible answers - avoid stochastic elements or require fixed random seeds for exact reproducibility
- Base problems on real business challenges: customer analytics, risk assessment, fraud detection, forecasting, optimization, and operational efficiency
- Design end-to-end problems spanning the complete data science pipeline (data ingestion → cleaning → EDA → modeling → validation → deployment considerations)
- Incorporate big data processing scenarios requiring scalable computational approaches
- Verify solutions using Python with standard data science libraries and statistical methods
- Document problem statements clearly with realistic business contexts and provide verified correct answers
Freelance Automotive Engineer (with Python) - Quality Assurance / AI Trainer
Generative AI models are improving very quickly, and one of our goals is to make them capable of addressing specialized questions and achieving complex reasoning skills.
Although every project is unique, you might typically:
- Content Creation & Refinement: Create and refine content to ensure accuracy and relevance across a variety of topics in Physics, while also developing references and examples of tasks.
- Experts Acquisition: Assess the qualification tests of experts, ensuring their competency.
- Chat Moderation: Provide support by addressing project-related questions from other experts in Discord chats, especially those related to project guidelines.
- Auditing Work: Review and evaluate tasks completed by other experts, ensuring they align with project guidelines. Provide constructive feedback, verify expertise-related information, and edit content as necessary to improve quality.
Freelance Mathematics Expert for AI Model Training (m/f/d)
An AI lab is looking for a freelance mathematics experts to evaluate AI models. The goal of the project is to assess the performance, accuracy, and reliability of AI models applied in mathematics contexts. The role involves working closely with the development team to ensure the models meet industry standards and provide actionable insights.
This is a remote part-time role that can be flexibly tailored to your availability – from just a few hours per week to full-time.
Key responsibilities:
- Evaluate AI models for mathematics applications.
- Analyze model outputs and provide feedback for improvement.
- Collaborate with the development team to ensure alignment with industry standards.
- Document findings and recommendations for model optimization.
- Conduct tests to validate model performance and reliability.
Freelance Chemistry Expert for AI Model Training (m/f/d)
An AI lab is looking for a freelance chemistry expert to evaluate AI models. The goal of the project is to assess the performance, accuracy, and reliability of AI models applied in chemistry contexts. The role involves working closely with the development team to ensure the models meet industry standards and provide actionable insights.
This is a remote part-time role that can be flexibly tailored to your availability – from just a few hours per week to full-time.
Key responsibilities:
- Evaluate AI models for chemistry applications.
- Analyze model outputs and provide feedback for improvement.
- Collaborate with the development team to ensure alignment with industry standards.
- Document findings and recommendations for model optimization.
- Conduct tests to validate model performance and reliability.
Freelance Physics Expert for AI Model Training (m/f/d)
An AI lab is looking for a freelance physics experts to evaluate AI models. The goal of the project is to assess the performance, accuracy, and reliability of AI models applied in physics contexts. The role involves working closely with the development team to ensure the models meet industry standards and provide actionable insights.
This is a remote part-time role that can be flexibly tailored to your availability – from just a few hours per week to full-time.
Key responsibilities:
- Evaluate AI models for physics applications.
- Analyze model outputs and provide feedback for improvement.
- Collaborate with the development team to ensure alignment with industry standards.
- Document findings and recommendations for model optimization.
- Conduct tests to validate model performance and reliability.
Freelance Electrical Engineer with Python Experience (m/w/d)
Generative AI models are improving very quickly, and one of our goals is to make them capable of addressing specialized questions and achieving complex reasoning skills.
Although every project is unique, you might typically:
- Content Creation & Refinement: Create and refine content to ensure accuracy and relevance across a variety of topics in Physics, while also developing references and examples of tasks.
- Experts Acquisition: Assess the qualification tests of experts, ensuring their competency.
- Chat Moderation: Provide support by addressing project-related questions from other experts in Discord chats, especially those related to project guidelines.
- Auditing Work: Review and evaluate tasks completed by other experts, ensuring they align with project guidelines. Provide constructive feedback, verify expertise-related information, and edit content as necessary to improve quality.
Freelance Biology Expert for AI Model Training (m/f/d)
An AI lab is looking for a freelance biology experts to evaluate AI models. The goal of the project is to assess the performance, accuracy, and reliability of AI models applied in biology (all areas) contexts. The role involves working closely with the development team to ensure the models meet industry standards and provide actionable insights.
This is a remote part-time role that can be flexibly tailored to your availability – from just a few hours per week to full-time.
Key responsibilities:
- Evaluate AI models for biology applications.
- Analyze model outputs and provide feedback for improvement.
- Collaborate with the development team to ensure alignment with industry standards.
- Document findings and recommendations for model optimization.
- Conduct tests to validate model performance and reliability.
Freelance Civil Engineer with Python Experience (m/f/d)
A company is looking for a freelance Civil engineering experts to evaluate AI models. The goal of the project is to assess the performance, accuracy, and reliability of AI models applied in civil engineering contexts. The role involves working closely with the development team to ensure the models meet industry standards and provide actionable insights.
Key responsibilities:
- Evaluate AI models for civil engineering applications.
- Analyze model outputs and provide feedback for improvement.
- Collaborate with the development team to ensure alignment with industry standards.
- Document findings and recommendations for model optimization.
- Conduct tests to validate model performance and reliability.
Freelance Rust Developer (m/w/d)
For an AI lab, we are looking for a Rust Developer to train an AI model (Large Language Model - LLM).
You will help the AI make sense of the world. As a consultant, you may be invited to join online projects to train the model in your area of expertise.
This flexible role works for both experts seeking part-time work (minimum a few hours/week) and those interested in full-time roles.
- Code generation and code review
- Prompt evaluation and complex data annotation
- Training and evaluating large language models
- Benchmarking and agent-based code execution in sandboxed environments
- Working across multiple programming languages (Python, JavaScript/TypeScript, Rust, SQL, etc.)
- Adapting guidelines for new domains and use cases
- Following project-specific rubrics and requirements
- Collaborating with project leads, solution engineers, and supply managers on complex or experimental projects
AI Trainer for Vibe Coding (m/w/d)
An AI Lab is looking for a AI Trainer for Vibe Coding. This role involves producing accurate, well-reasoned outputs across diverse domains, leveraging automation and AI tools. The position requires expertise in coding and optimizing Python scripts, handling large datasets, improving AI-generated content, and formatting and troubleshooting technical workflows.
This is a remote part-time role that can be flexibly tailored to your availability – from just a few hours per week to full-time.
Key responsibilities:
- Develop and optimize Python scripts for automation and AI tasks.
- Handle and analyze large datasets efficiently.
- Improve and refine AI-generated content for accuracy and quality.
- Format and troubleshoot technical workflows to ensure smooth operations.
- Collaborate with cross-functional teams to enhance AI tools and processes.
Freelance Physics Expert (with Python) - Quality Assurance / AI Trainer
Generative AI models are improving very quickly, and one of our goals is to make them capable of addressing specialized questions and achieving complex reasoning skills.
Although every project is unique, you might typically:
- Content Creation & Refinement: Create and refine content to ensure accuracy and relevance across a variety of topics in Physics, while also developing references and examples of tasks.
- Experts Acquisition: Assess the qualification tests of experts, ensuring their competency.
- Chat Moderation: Provide support by addressing project-related questions from other experts in Discord chats, especially those related to project guidelines.
- Auditing Work: Review and evaluate tasks completed by other experts, ensuring they align with project guidelines. Provide constructive feedback, verify expertise-related information, and edit content as necessary to improve quality.
Mathematician with Python Experience (m/w/d)
For an AI lab we are looking for mathematicians with python experience to train an AI model (Large Language Model - LLM).
As consultant, you may be invited to take part in online projects to train the model in your domain of expertise.
This flexible role accommodates both experts seeking part-time engagement (minimum few hours/week) and those interested in full-time opportunities.
Although every project is unique, you might typically:
- Design original computational mathematics problems that simulate real mathematical research workflows.
- Create problems requiring Python programming to solve (using numpy, scipy, sympy).
- Ensure problems are computationally intensive and cannot be solved manually within reasonable timeframes (days/weeks).
- Develop problems requiring non-trivial reasoning chains in areas like number theory, combinatorics, graph theory, and numerical analysis.
- Base problems on real research challenges or practical applications from mathematical practice.
- Verify solutions using Python with standard mathematical libraries.
- Document problem statements clearly and provide verified correct answers.
Support in:
- Number Theory: Prime factorization, Diophantine equations, modular arithmetic, cryptographic computations.
- Combinatorics: Enumerations, partitions, generating functions, combinatorial optimization.
- Graph Theory: Network analysis, path finding, graph coloring, spanning trees.
- Numerical Analysis: Root finding, numerical integration, differential equations, matrix computations.
- Discrete Mathematics: Recurrence relations, algorithmic complexity, discrete optimization.
- Algebra: Polynomial computations, group theory calculations, matrix decompositions.
Freelance Consultant - AI Training (Portugese-Speaking)
For an AI lab we are looking for a Portugese speaking freelance consultants to train an AI model (Large Language Model - LLM) in various domains:
You help AI to make sense of the world. As consultant, you may be invited to take part in online projects to train the model in your domain of expertise.
This flexible role accommodates both experts seeking part-time engagement (minimum few hours/week) and those interested in full-time opportunities
Responsibilities:
- Carefully review analyze provided data by AI in your domain of expertise.
- Improve the model in your domain of expertise.
- Review AI results and ensure quality assurance/quality control.
- Label or classify content based on project guidelines.
Freelance Ruby Developer (m/f/d)
For an AI lab we are looking for Ruby Developer to train an AI model (Large Language Model - LLM).
You help AI to make sense of the world. As consultant, you may be invited to take part in online projects to train the model in your domain of expertise.
This flexible role accommodates both experts seeking part-time engagement (minimum few hours/week) and those interested in full-time opportunities.
- Code generation and code review
- Prompt evaluation and complex data annotation
- Training and evaluation of large language models
- Benchmarking and agent-based code execution in sandboxed environments
- Working across multiple programming languages (Python, JavaScript/TypeScript, Rust, SQL, etc.)
- Adapting guidelines for new domains and use cases
- Collaborating with project leads, solution engineers, and supply managers on complex or experimental projects
Physicist with Python Experience (m/w/d)
For an AI lab we are looking for phycists with python experience to train an AI model (Large Language Model - LLM).
GenAI models are improving very quickly, and one of our goals is to make them capable of addressing specialized questions and achieving complex reasoning skills. If you join the platform as a phycist, you’ll have the opportunity to collaborate on these projects.
Although every project is unique, you might typically:
- Design original computational physic problems that simulate real research workflows.
- Create problems requiring Python programming to solve (using numpy, scipy, sympy).
- Ensure problems are computationally intensive and cannot be solved manually within reasonable timeframes (days/weeks).
- Develop problems requiring non-trivial reasoning chains.
- Base problems on real research challenges or practical applications from physical practice.
- Verify solutions using Python with standard libraries.
- Document problem statements clearly and provide verified correct answers.
Chemist with Python Experience (m/f/d)
GenAI models are improving very quickly, and one of our goals is to make them capable of addressing specialized questions and achieving complex reasoning skills. If you join the platform as an AI Tutor in Chemistry, you’ll have the opportunity to collaborate on these projects.
Although every project is unique, you might typically:
- Generate prompts that challenge AI.
- Define comprehensive scoring criteria to evaluate the accuracy of the AI’s answers.
- Correct the model’s responses based on your domain-specific knowledge.
AI Agent Evaluation Analyst
For an AI lab we are looking for AI Agent Evaluation Analyst to train an AI model (Large Language Model - LLM).
You help AI to make sense of the world. As consultant, you may be invited to take part in online projects to train the model in your domain of expertise.
This flexible role accommodates both experts seeking part-time engagement (minimum few hours/week) and those interested in full-time opportunities
- Reviewing evaluation tasks and scenarios for logic, completeness, and realism.
- Identifying inconsistencies, missing assumptions, or unclear decision points.
- Helping define clear expected behaviors (gold standards) for AI agents.
- Annotating cause-effect relationships, reasoning paths, and plausible alternatives.
- Thinking through complex systems and policies as a human would to ensure agents are tested properly.
- Working closely with QA, writers, or developers to suggest refinements or edge case coverage.
New
AI Evaluation Consultant (all genders)
We are seeking an analytical and technically-minded professional to:
- Evaluate AI outputs and processes
- Ensure quality, accuracy, and reliability
- Identify logical errors, risks, and structural inconsistencies
- Provide actionable insights and recommendations to the team
Ideal candidates:
- Consultants, auditors, analysts, data researchers, or business/technical analysts with strong reasoning skills
- Professionals curious about AI, process improvement, and quality evaluation
- Problem-solvers who enjoy analyzing complex systems, logic, and scenarios
Key Responsibilities:
- Lead evaluation of AI outputs and related processes
- Review tasks against expected/ideal scenarios; identify gaps and risks
- Provide structured, actionable recommendations to engineers, domain experts, and managers
- Maintain and improve evaluation guidelines, checklists, SOPs
- Suggest new approaches, tools, and processes to enhance AI evaluation
Frontend developer to HR platform with Angular experience
Reach out to us if you are interested in working with us on the project.
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Freelance Statistics Expert with Python Experience (m/f/d)
New
Industry
Information Technology (IT)
Areas
Business Intelligence
Research and Development (R&D)
Project info
- Daily rate260 - 580€
- Language
- English(Advanced)
- English
- Remote100%
Description
For an AI lab we are looking for Statistics Expert with python experience to train an AI model (Large Language Model - LLM).
GenAI models are improving very quickly, and one of our goals is to make them capable of addressing specialized questions and achieving complex reasoning skills.
If you join you’ll have the opportunity to collaborate on these projects. Although every project is unique, you might typically:
- Generate prompts that challenge AI.
- Define comprehensive scoring criteria to evaluate the accuracy of the AI’s answers.
- Correct the model’s responses based on your domain-specific knowledge.
Requirements
- You hold a Bachelor's, Master’s or PhD Degree in Statistics, Biostatistics, Econometrics and/or in a relevant area.
- You have professional experience in one of the following fields: Applied Statistics, Bayesian Statistics, Biostatistics, Econometrics, Economic Statistics, Experimental Design (DOE) & A/B Testing, Generalized Linear Models (GLMs), Hypothesis Testing, Machine Learning (e.g., Classification, Regression, Clustering), Probability Theory, Statistical Modeling, Time Series Analysis.
- Your level of English is advanced (C1) or above. . Expertise in statistical modeling and data analysis, including areas such as descriptive and inferential statistics, regression analysis, experimental design, and machine learning.
- Proficiency in Python, with experience using libraries such as Pandas, NumPy, SciPy, Statsmodels, and Scikit-learn.
- Strong ability to design creative and diverse problems, particularly those that are computationally intensive and go beyond simple parameter modifications.
- You are ready to learn new methods, able to switch between tasks and topics quickly and sometimes work with challenging, complex guidelines.
- Our freelance role is fully remote so, you just need a laptop, internet connection, time available and enthusiasm to take on a challenge.
Application process
Apply on the FRATCH platform. If selected, you will receive a short test from our client.
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