Freelance AI Trainer with Expertise in Statistics & Python

Mindrift seeks a freelance n8n Workflow Developer – AI Trainer to support the Tendem project (https://tendem.ai/). This remote, part-time role centers on building and refining automation workflows for a system that blends AI with human input. The position is open to candidates based in Sweden. Role overview In this role, the developer acts as an AI Pilot, collaborating with Tendem Agents who manage routine tasks. The work involves structured thinking, automation, and quality control to ensure workflows run smoothly and reliably. Experience with no-code automation, workflow design, and process optimization across various business systems is important. What you will do Design, develop, and evaluate advanced workflows in self-hosted n8n environments Architect integrations across multiple systems to create scalable automation pipelines Create and enhance AI-driven workflows, including those for content generation and data enrichment Build and maintain automation for lead generation, outreach, and data processing Implement web scraping workflows for reliable data extraction and processing Optimize workflow execution, node sequencing, and error management to minimize failures, delays, and API timeouts Compensation Contributors can earn $60 per hour, depending on contribution level and pace. Compensation may vary between projects based on specific requirements and expertise needed.

Role overview Mindrift is hiring an AI Workflow Engineer (AI Pilot) to contribute to the Tendem project. This freelance, part-time position is open to candidates based in Sweden and is fully remote. The role centers on building automation systems that blend large language models (LLMs) with human expertise. For more information about the project, visit https://tendem.ai/. What you will do Work closely with Tendem Agents to design and refine automation workflows using advanced LLMs Use structured thinking to develop, test, and enhance AI-driven processes Create and optimize prompts for various automation needs Maintain quality control and ensure reliability in deployed AI workflows Requirements Experience integrating LLMs and working with AI automation systems Strong skills in prompt engineering and workflow design Attention to detail, especially in quality control and process improvement Ability to work effectively in environments where AI and human input intersect Location and commitment Remote role based in Sweden Part-time, freelance arrangement

Mindrift is looking for a Freelance Low-Code Automation Engineer to support the Tendem project. This part-time contract is remote within Sweden. The main focus is building and refining automation workflows that connect AI tools with human input, using platforms such as Make.com and n8n. Key Responsibilities Design and optimize automation workflows that combine AI features with human collaboration. Partner with Tendem Agents to identify repetitive tasks and automate them efficiently. Apply analytical skills to ensure workflows operate smoothly across different systems. Test, refine, and scale automation solutions using quality assurance methods. Use JavaScript to customize workflows as project needs arise. Requirements Hands-on experience with low-code automation platforms, especially Make.com and n8n. Background in workflow design and process automation. Proficiency in JavaScript for customizing workflows. Strong analytical skills, attention to detail, and a commitment to quality. Ability to work remotely and collaborate with distributed teams. Role Details Part-time freelance contract Remote role based in Sweden For more details about the Tendem project, visit tendem.ai.

Toloka AI is looking for a freelance specialist with a strong background in both biology and Python programming. This remote role is based in Sweden and centers on developing and improving materials used to train artificial intelligence systems. Role overview This position focuses on creating and refining training content that combines biological science concepts with Python. The work supports AI development by ensuring materials are accurate and effective. What you will do Develop AI training materials that draw on biology and Python expertise Review and enhance existing content to improve clarity and accuracy Who this role suits This freelance opportunity is well suited to those interested in the overlap between biological sciences and artificial intelligence, and who enjoy working independently on specialized projects.

Toloka AI seeks a Freelance Mathematics Expert - AI Trainer to help advance AI systems. This is a remote contract position for candidates based in Sweden. Role overview This role centers on applying advanced mathematics to support AI model development. The work involves analyzing complex problems and bringing subject matter expertise to improve the accuracy and reliability of AI solutions. What you will do Use deep mathematical knowledge to train and refine AI models Contribute to projects that demand strong analytical and problem-solving skills Share expertise to help ensure AI systems deliver reliable results About Toloka AI Toloka AI creates data-driven tools for artificial intelligence. The company values input from experts who can strengthen the quality and dependability of AI technologies.

Toloka AI seeks a Freelance Junior Journalist - AI Trainer to support projects that connect journalism with artificial intelligence. This contract position is fully remote and open to candidates living in Sweden. Role overview This role centers on collaborating with professionals who are advancing AI-driven journalism. The work involves both content creation and the development of tools that assist in the evolution of news reporting through technology. What you will do Collaborate with experienced team members on journalism initiatives powered by AI Create and curate written content to help train and refine AI models Offer feedback and ideas to improve tools and workflows for the team Requirements Interest in journalism and new technology Ability to work independently and communicate effectively online Residence in Sweden

Please submit your CV in English and indicate your English proficiency level. Mindrift connects experienced professionals with project-based AI work for leading technology companies. Assignments focus on assessing, evaluating, and improving AI systems. This is a non-permanent, project-based role. Role overview The Freelance AI Trainer - Research Physicist contributes to diverse projects, each with its own objectives. Typical responsibilities include: Writing original optics problems that reflect real research processes in physics Designing computationally challenging problems that may require days or weeks to solve Developing complex scenarios involving detailed reasoning in areas such as mechanics, electromagnetism, thermodynamics, and quantum mechanics Creating problems based on real-world research challenges or relevant situations from optics and physics Clearly documenting problem statements and providing verified solutions Requirements Degree in Physics (Theoretical, Experimental, or Computational) or a closely related field Minimum of 2 years of professional experience (applied, research, or teaching) Background in numerical simulation methods Ability to design problems that mirror actual physics research workflows Creative approach to problem design across multiple physics disciplines Familiarity with physics modeling and approximation techniques Strong English writing skills at C1 level or higher Project commitment Assignments typically require 10–20 hours per week during active project periods. Actual workload depends on project needs and may vary outside active phases. Compensation Rates can reach up to $45 per hour, depending on experience and project pace. Compensation varies according to project complexity and required expertise. Other projects on the platform may offer different pay based on their specific requirements. Application process Apply Pass qualifications Join a project Complete tasks Receive payment

Please submit your CV in English and specify your English proficiency level. Toloka AI offers project-based freelance roles for specialists in artificial intelligence. The company focuses on testing, evaluating, and improving AI systems for major technology clients. This particular position is freelance and project-based, not a permanent employment offer. Role overview The Freelance Optical Engineer - AI Trainer works on projects that involve designing optical and physics problems for AI training. Assignments often include: Developing original optical problems that reflect real-world research workflows in physics Creating computationally intensive challenges unsuitable for manual solving Formulating problems requiring advanced reasoning in mechanics, electromagnetism, thermodynamics, and quantum mechanics Referencing real research challenges or practical applications in optics and physics Writing clear problem statements and supplying accurate, validated solutions Requirements Degree in Physics (theoretical, experimental, or computational) or a closely related field Minimum of 2 years of professional experience in applied, research, or teaching roles Strong background in numerical simulation methods Ability to design problems that mirror real research workflows in physics Creative approach to problem design across multiple physics domains Familiarity with physics modeling and approximation techniques Excellent written English skills (C1 level or above) Application process Apply Pass qualification(s) Join a project Complete assigned tasks Receive payment Project commitment During active project phases, contributors usually dedicate 10–20 hours per week. Actual workload depends on project needs and is not guaranteed outside of active periods. Compensation Contributors may earn up to $45 per hour, depending on experience and project pace. Rates vary by project scope, complexity, and required expertise. Other projects on the platform may offer different compensation based on their specific requirements.

This freelance, project-based role with Mindrift centers on supply chain consulting and AI training. The position is remote and open to candidates based in Sweden. Please note: this is not a permanent employment arrangement. Role overview Mindrift brings together experienced professionals and leading technology firms for AI-driven projects. As a Freelance Supply Chain Consultant & AI Trainer, the focus will be on using practical expertise to create realistic disruption scenarios, define outcomes and mitigation strategies, and review AI-generated recommendations for accuracy and business relevance. What you will do Design credible supply chain disruption scenarios based on real procurement and manufacturing challenges, such as supplier delays, quantity changes, logistics problems, or quality issues. Outline expected outcomes and effective mitigation plans for each scenario. Evaluate AI-generated responses and recommendations, ensuring they align with established business logic. Review outputs for accuracy and relevance within ERP systems, with emphasis on Microsoft Dynamics 365, Coupa, Jaggaer, and Ariba (SAP). Support structured data creation and validation tasks according to provided guidelines and frameworks. Requirements Minimum 4 years of hands-on experience in procurement, supply chain, or purchasing, preferably in a manufacturing environment. Strong understanding of procurement workflows, including purchase orders, vendor management, inventory, and production planning. Direct experience with ERP platforms such as SAP, Oracle, or Microsoft Dynamics 365. Ability to design and analyze supply chain disruption scenarios and develop mitigation strategies. Knowledge of disruption types: delays, shortages, quality concerns, and logistics challenges. Familiarity with Incoterms, transportation, and logistics management. Understanding of Bill of Materials (BOM) structures and production planning processes. Experience with supplier performance metrics, including On-Time In-Full (OTIF), lead times, and quality scores. Analytical skills to evaluate AI outputs against practical business logic. Background in data validation, structured data entry, or annotation work. Strong written communication skills in English. Application process Apply Meet qualification requirements Join a project Complete assigned tasks Receive payment Project time commitment During active project phases, tasks usually require between 10 and 20 hours per week. Actual workload may vary and is only applicable while a project is ongoing. Compensation Contributors may earn up to $60 per hour, depending on qualifications and experience.

We invite you to submit your CV in English, along with your English proficiency level.Mindrift serves as a bridge connecting specialized professionals with project-based opportunities in artificial intelligence for top-tier tech companies, concentrating on the testing, assessment, and enhancement of AI systems. Please note that participation is based on projects, rather than permanent employment.Project OverviewEach project presents unique challenges, where contributors may be tasked with:Creating original computational physics problems that replicate authentic physics research workflows;Designing problems necessitating Python programming solutions (utilizing libraries such as Numpy, SciPy, and Sympy);Ensuring problems are computationally intensive, requiring days or weeks to solve manually;Formulating problems that involve complex reasoning across mechanics, electromagnetism, thermodynamics, and quantum mechanics;Grounding problems in genuine research obstacles or real-world applications within the field of physics;Validating solutions using Python with standard physics simulation libraries;Thoroughly documenting problem statements and providing verified correct answers.Ideal Candidate ProfileThis opportunity is perfect for optical engineers experienced in Python who are open to part-time, non-permanent roles. The ideal candidates will possess:A degree in Physics (Theoretical, Experimental, or Computational) or a related discipline;Proficiency in Python for numerical validation; familiarity with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, domain-specific libraries, Stata, or any programming language can be considered equivalent;Over 2 years of professional experience in applied, research, or teaching roles;Expertise in numerical simulation methods;The capability to design problems reflecting real physics research workflows;Inventive problem design across various physics domains;Familiarity with physics modeling and approximation techniques;Strong command of written English (C1+ level).Application ProcessApply → Pass qualifications → Join a project → Complete tasks → Receive paymentProject CommitmentDuring active phases, tasks are estimated to require 10–20 hours per week, dependent on project needs. This is an estimate and not a guaranteed workload.Compensation DetailsContributors can earn up to $45 per hour, contingent upon their level of expertise and contribution pace. Compensation may vary across projects based on scope, complexity, and required expertise. Note that other projects on the platform may present different earning potential based on their specific requirements.

Toloka AI seeks a freelance AI trainer who combines civil engineering experience with strong Python programming skills. This contract position is fully remote and open to candidates based in Sweden. Role overview This role centers on applying civil engineering knowledge and Python expertise to help train and refine artificial intelligence systems. The work supports the development of AI applications by contributing specialized insights from both fields. What you will do Apply civil engineering concepts and Python programming to improve AI models Offer subject matter expertise to shape and support AI application development Location This is a remote position for candidates located in Sweden.

Please submit your CV in English and include your English proficiency level. Toloka AI, in partnership with Mindrift, offers project-based freelance opportunities for skilled professionals to help test, evaluate, and improve AI systems for leading technology companies. This is a freelance, project-based position and does not lead to permanent employment. Role overview As a Freelance AI Trainer (Data Scientist) working remotely from Sweden, assignments focus on building and refining AI models through real-world data science challenges. Typical projects include: Designing computational data science problems that mirror analytical workflows in sectors like telecom, finance, government, e-commerce, and healthcare. Developing problems that require Python solutions, using libraries such as Pandas, Numpy, Scipy, Scikit-learn, Statsmodels, Matplotlib, and Seaborn. Ensuring problems are computationally demanding, taking days or weeks to solve, and not just manual calculations. Creating scenarios that call for complex reasoning in data processing, statistical analysis, feature engineering, predictive modeling, and drawing insights. Making sure all challenges are deterministic and reproducible, either by avoiding randomness or by using fixed random seeds. Basing tasks on real business needs, including customer analytics, risk assessment, fraud detection, forecasting, optimization, and operational efficiency. Covering the full data science workflow: data ingestion, cleaning, exploratory analysis, modeling, validation, and deployment considerations. Including big data processing scenarios that need scalable computational approaches. Validating solutions in Python with standard data science libraries and statistical techniques. Documenting problem statements clearly, with realistic business contexts and verified solutions. Requirements Minimum 5 years of hands-on data science experience with demonstrated business impact. A portfolio of completed projects or publications showing real-world problem solving. Advanced Python skills for data science (including pandas, numpy, scipy, scikit-learn, statsmodels). Strong background in statistical analysis and machine learning, with deep knowledge of algorithms and their uses. Proficiency in SQL and database operations for data manipulation and analysis. Experience with Generative AI, such as LLMs, Retrieval-Augmented Generation, prompt engineering, and vector databases. Understanding of MLOps and model deployment processes. Familiarity with frameworks like TensorFlow, PyTorch, and LangChain. Excellent written English (C1 level or higher). How to apply Apply Complete qualifications Join a project Fulfill tasks Receive payment

We invite you to submit your CV in English and specify your level of English proficiency.At Mindrift, we bridge the gap between specialized talent and exciting, project-based AI roles with leading technology firms. Our focus is on testing, evaluating, and enhancing AI systems. Note: Participation is on a project basis, not permanent employment.What You Will DoEach project presents unique challenges, and contributors may:Design innovative computational physics problems that replicate actual research workflows;Create programming challenges that necessitate Python solutions (utilizing libraries such as Numpy, SciPy, and Sympy);Ensure tasks are computationally demanding and cannot be resolved manually within a reasonable timeframe;Develop problems that require sophisticated reasoning in mechanics, electromagnetism, thermodynamics, and quantum mechanics;Base problem sets on genuine research obstacles or real-world applications from the field of physics;Verify solutions using Python and standard physics simulation libraries;Clearly document problem statements and provide validated answers.What We Are Looking ForThis role is ideal for physicists with Python experience who are interested in part-time, non-permanent engagements. Ideal candidates will possess:A degree in Physics (Theoretical, Experimental, or Computational) or a related discipline;Proficiency in Python for numerical validation, with familiarity in MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or Stata being advantageous;A minimum of 2 years of professional experience in applied research or teaching;Experience with numerical simulation techniques;The capability to create problems that reflect real-world physics research workflows;Creative approaches to problem design across various physics domains;A solid understanding of physics modeling and approximation methods;Strong written English skills (C1+).Process OverviewApplication → Qualification Assessment → Project Assignment → Task Completion → PaymentProject Time CommitmentFor this project, expect to dedicate approximately 10–20 hours per week during active phases, based on specific project needs. This is an estimate and not a guaranteed workload for the duration of the project.Compensation DetailsContributors can earn up to $45 per hour, contingent upon their proficiency and contribution pace. Compensation may vary by project based on scope, complexity, and expertise required. Note that other projects may offer differing compensation levels based on their specific needs.

Kindly submit your CV in English, along with a description of your English proficiency level.Mindrift bridges the gap between specialists and project-based AI opportunities offered by leading tech companies, focusing on the testing, evaluation, and enhancement of AI systems. Please note that participation in these projects is temporary and project-based, not permanent employment.What This Opportunity Entails:Contributors will engage in unique tasks for each project, which may include:Designing original computational engineering challenges that replicate real-world engineering workflows;Creating problems that require Python programming to address engineering calculations and simulations;Ensuring tasks are computationally intensive and necessitate numerical methods or iterative solutions;Formulating challenges related to system design, optimization, and analysis;Base challenges on actual research issues or practical applications from engineering practice;Validating solutions using Python and established engineering libraries;Clearly documenting problem statements and providing verified correct answers.Candidate Profile:This role is ideal for engineers with Python experience who are interested in part-time, non-permanent project engagements. The ideal candidate will possess:A degree in Mechanical Engineering or a related field;Proficiency in Python for numerical validation; familiarity with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, domain-specific libraries, Stata, or experience in any programming language will be considered;At least 2 years of professional experience, which can include applied, research, or teaching roles;A strong grasp of practical engineering constraints and approximations;Excellent written English skills (C1 level or higher);Professional certifications (e.g., CMME, SAS Certifications, CAP) and experience in international or applied projects are advantageous.How It Works:Submit an application → Complete qualification assessments → Join a project → Carry out tasks → Receive payment.Project Time Commitment:During active project phases, tasks are estimated to require approximately 10-20 hours per week, based on project demands. This is an estimate and not a guaranteed workload.Compensation:Contributors can earn up to $50 per hour, depending on their skill level and contribution pace. Compensation may vary by project based on its scope, complexity, and required expertise. Please note that other projects on the platform may offer different earning levels based on their unique requirements.

Role overview Mindrift seeks a Freelance No-Code Automation Workflow Specialist to work on the Tendem project (https://tendem.ai/). This part-time, remote position is open to candidates based in Sweden. The role, known internally as an AI Pilot, centers on building and improving integrations between systems in an environment where AI and human input intersect. What you will do Design and set up no-code automation workflows that link different business systems Work with Tendem Agents to spot and simplify repetitive tasks Use structured methods to boost workflow efficiency and dependability Make sure automated solutions complete routine work accurately and reliably Requirements Experience with no-code automation tools and workflow creation Background in improving processes across business platforms Ability to work remotely within a distributed team Located in Sweden

We invite you to submit your CV in English and specify your English proficiency level.Mindrift is an innovative platform that connects skilled professionals with dynamic, project-based AI opportunities for top-tier technology companies. Our focus is on the testing, evaluation, and enhancement of AI systems. Please note that participation is project-based and does not imply permanent employment.Opportunity OverviewThis role involves engaging in various unique projects where contributors may:Design original computational physics problems that emulate real-world physics research workflows;Create Python programming challenges requiring advanced libraries such as Numpy, SciPy, and Sympy;Ensure that problems are computationally demanding and cannot be solved manually within practical timeframes (days/weeks);Develop problems that necessitate complex reasoning chains in mechanics, electromagnetism, thermodynamics, and quantum mechanics;Base challenges on actual research problems or applicable scenarios from the field of physics;Validate solutions using Python alongside standard physics simulation libraries;Clearly document problem statements and provide verified correct solutions.Candidate ProfileWe are looking for physicists with Python experience who are interested in part-time, non-permanent projects. Ideal candidates will possess:A degree in Physics (Theoretical, Experimental, or Computational) or a related field;Proficiency in Python for numerical validation. Experience with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or any programming language may be considered equivalent;A minimum of 2 years of professional experience in applied physics, research, or teaching;Experience with numerical simulation techniques;The ability to design problems that reflect authentic physics research workflows;Creative problem-solving skills across various physics disciplines;Familiarity with physics modeling and approximation methodologies;Strong written English skills (C1+ level).Application ProcessApply → Complete qualifications → Join a project → Execute tasks → Receive payment.Time CommitmentDuring active project phases, tasks are estimated to require approximately 10–20 hours per week, depending on project specifications. This is an estimate and not a guaranteed workload.CompensationContributors can earn up to $45 per hour, based on their experience and contribution pace. Compensation varies by project and depends on the scope, complexity, and required expertise. Note that other projects on the platform may have different compensation structures.

Please submit your CV in English and specify your English proficiency level. This freelance, project-based position at Mindrift connects material scientists with expertise in Python to AI-driven projects for leading technology companies. The work focuses on testing, evaluating, and improving AI systems. This is not a permanent role. Role overview Material scientists in this role design and validate advanced engineering problems for AI training. Typical tasks include: Creating materials engineering problems that mirror real-world workflows Developing challenges that use Python for engineering calculations and simulations Ensuring problems are computationally intensive, often using numerical methods or iterative solutions Designing problems related to system design, optimization, and analytical processes Grounding tasks in real research or practical engineering scenarios Validating solutions in Python, often with established engineering libraries Documenting problem statements and providing verified solutions Requirements Degree in Material Science or a related discipline Strong Python skills for numerical validation; experience with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or similar libraries is also valued Minimum of 2 years of professional experience in applied work, research, or teaching Solid understanding of practical engineering constraints and approximations Excellent written English at C1 level or higher How to get started Apply Meet qualification criteria Join a project Complete assigned tasks Receive payment Time commitment During active project phases, work typically requires 10–20 hours per week. Workload may vary and is not guaranteed outside of active projects. Compensation Contributors can earn up to $45 per hour, depending on project scope, complexity, and expertise. Rates may differ across projects on the platform. Location: Remote , Sweden

Please submit your CV in English and indicate your level of English proficiency.Mindrift is a dynamic platform that connects talented specialists with project-based AI opportunities for top-tier tech companies, focusing on the testing, evaluation, and enhancement of AI systems. Note that participation is project-based and does not lead to permanent employment.Opportunity Overview:Each project presents unique challenges, and contributors may:Design original computational physics problems that replicate real-world physics research workflows;Create programming challenges that require Python solutions (utilizing frameworks such as Numpy, SciPy, Sympy);Ensure that problems are computationally intensive and cannot be resolved manually within practical time limits (days/weeks);Develop scenarios that necessitate complex reasoning in mechanics, electromagnetism, thermodynamics, and quantum mechanics;Base problems on real research dilemmas or applicable challenges from physics practice;Verify solutions using Python in conjunction with standard physics simulation libraries;Clearly document problem statements and provide verified correct answers.Desired Qualifications:This opportunity suits quantum researchers with Python experience who are interested in part-time, non-permanent projects. Ideal candidates will possess:A degree in Physics (Theoretical, Experimental, or Computational) or a related field;Proficiency in Python for numerical validation; familiarity with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or other domain-specific libraries is also valuable;At least 2 years of professional experience, whether in applied work, research, or teaching;Experience with numerical simulation techniques;The capacity to design problems reflective of genuine physics research workflows;Creative problem-solving abilities across various physics domains;Familiarity with modeling and approximation techniques in physics;Strong command of written English (C1 level or higher).Application Process:Apply → Pass the qualifications → Join a project → Complete assigned tasks → Receive payment.Project Time Commitment:Tasks are estimated to require approximately 10–20 hours per week during active phases, based on specific project demands. This is an estimate and not a guaranteed workload for the duration of the project.Compensation:Contributors can earn up to $45 per hour, depending on their skill level and contribution pace. Compensation varies across projects based on their scope, complexity, and required expertise. Note that other projects on the platform may offer different earning levels based on specific requirements.

Please submit your resume in English and include your English proficiency level. Toloka connects people around the world with freelance online projects that support the training and improvement of artificial intelligence systems. This remote, project-based position is open to candidates located in Sweden. As a Freelance AI Trainer and Annotator (English), the work centers on helping AI systems better understand language and content. Assignments may involve reviewing AI-generated responses, evaluating their accuracy, and comparing different outputs. Main responsibilities Review and analyze data, which can include text, images, or videos. Label or categorize content based on detailed project instructions. Flag and report content that is inaccurate, sensitive, inappropriate, or unclear. This is a freelance, project-based role. Tasks are available only when projects are active, and invitations to participate depend on your profile and current opportunities. Compensation Pay rates depend on project scope and required expertise. AI trainers can earn up to $22 per hour.