1 - 20 of 51,827 Jobs

Search for Chemistry and Python Specialist - Freelance AI Training Consultant

51,827 results

Apply
company
Part-time|$76/hr - $76/hr|Remote|Remote — Wisconsin, United States

Mindrift offers project-based roles for professionals interested in advancing AI systems within the field of chemistry. This freelance opportunity is remote and open to candidates based in Wisconsin, United States. The position is not permanent and is suitable for those seeking flexible, part-time project work. Role overview Contributors will design and document original computational chemistry problems that reflect real-world research workflows. Tasks include: Creating problems that require Python programming to solve, using libraries such as numpy, scipy, and specialized chemical libraries Ensuring problems are computationally intensive and not solvable manually within a short timeframe Developing scenarios that demand advanced reasoning in physical chemistry, quantum chemistry, and molecular modeling Basing problems on authentic research challenges or practical applications in chemistry Verifying solutions in Python using standard computational chemistry methods Clearly documenting each problem statement and providing accurate, verified answers Requirements Degree in Chemistry or a related discipline Proficiency in Python for numerical validation (skills in MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or similar languages are also considered) At least 2 years of experience in applied research or teaching Background in numerical methods for chemistry Familiarity with computational chemistry concepts and methodologies Strong written English skills (C1 level or higher) Project structure The process includes applying, passing qualifications, joining a project, completing assigned tasks, and receiving compensation. Project commitment is estimated at 10–20 hours per week during active periods, though actual workload may vary depending on project needs. Compensation Contributors may earn up to $76 per hour, based on expertise and pace. Compensation varies by project, reflecting the scope, complexity, and required skills. Other projects may have different pay rates depending on their specific requirements. Please submit your CV in English and indicate your English proficiency level.

Apr 29, 2026
Apply
company
Part-time|$76/hr - $76/hr|Remote|Remote — Iowa, United States

Please submit your CV in English and include your proficiency level. Mindrift offers project-based roles for specialists interested in AI system testing, evaluation, and improvement. This freelance position focuses on short-term assignments, not permanent employment. Role overview This freelance AI Trainer role centers on computational chemistry and Python. Contributors create and validate original problems that mirror real-world research workflows. Tasks include: Designing computational chemistry problems that reflect genuine research challenges or practical applications. Developing programming challenges using Python, with libraries such as Numpy, SciPy, and chemistry-specific packages. Ensuring problems require computational solutions that cannot be solved manually within a reasonable timeframe. Focusing on complex reasoning in physical chemistry, quantum chemistry, and molecular modeling. Validating solutions using recognized computational chemistry techniques in Python. Documenting problem statements clearly and providing verified answers. Requirements Degree in Chemistry or a related discipline. Proficiency in Python for numerical validation. Experience with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or similar languages is also acceptable. At least 2 years of professional experience in applied chemistry, research, or teaching. Background in numerical methods relevant to chemistry. Understanding of computational chemistry principles and methodologies. Strong written English skills (C1+ level). How to participate Apply Pass qualifications Join a project Complete tasks Receive compensation Project time expectations Active project phases typically require 10–20 hours per week, though actual workload may vary and is not guaranteed. Compensation Earnings can reach up to $76 per hour, depending on expertise and task completion speed. Compensation differs by project, reflecting scope, complexity, and required skills. Other projects on the platform may offer different earning rates.

Apr 29, 2026
Apply
company
Part-time|$76/hr - $76/hr|Remote|Remote — Virginia, United States

Mindrift connects subject matter experts with project-based roles at major technology companies, focusing on the development and evaluation of AI systems. This freelance opportunity centers on computational chemistry and Python programming, supporting AI projects on a temporary, as-needed basis. Role overview As a Chemistry and Python Specialist, contributors tackle a range of project tasks, such as: Designing computational chemistry problems that mirror real research scenarios Creating problem sets that require Python solutions, often using libraries like NumPy, SciPy, and chemistry-specific packages Ensuring problems are complex enough to require computational approaches rather than manual solutions Developing challenges in areas including physical chemistry, quantum chemistry, and molecular modeling Basing problems on current research topics or practical chemistry applications Using Python to verify answers with standard computational chemistry techniques Documenting each problem and providing clear, correct solutions Requirements Degree in Chemistry or a closely related field Proficiency in Python for numerical and computational tasks; experience with MATLAB, R, C, SQL, Numpy, Pandas, or SciPy is also considered At least 2 years of professional experience (applied, research, or teaching) Understanding of numerical methods in chemistry Familiarity with computational chemistry concepts and techniques Excellent written English skills (C1 level or higher) Project details This is a project-based, non-permanent position. Tasks typically require an estimated 10–20 hours per week during active project phases, though actual hours may vary depending on project needs. Compensation Contributors may earn up to $76 per hour, depending on expertise and pace. Actual rates depend on the project’s complexity and requirements. Other projects on the Mindrift platform may offer different compensation structures. Application process To be considered, submit a CV in English and indicate your English proficiency level. The process includes qualification review, project matching, task completion, and compensation for completed work.

Apr 29, 2026
Apply
company
Part-time|$76/hr - $76/hr|Remote|Remote — New York, United States

Mindrift connects experienced professionals with project-based roles in artificial intelligence, focusing on testing and improving AI systems for leading technology companies. This is a freelance, non-permanent position based remotely in New York, United States. Role overview As an Expert in Chemistry & Python, freelance AI trainers at Mindrift design and validate computational chemistry challenges. These projects require contributors to: Create advanced computational chemistry problems that reflect real research workflows Develop scenarios requiring Python programming to solve, using libraries such as numpy, scipy, and chemistry-specific packages Ensure that problems are computationally intensive and not feasible to solve manually within days or weeks Incorporate complex reasoning in areas like physical chemistry, quantum chemistry, and molecular modeling Base tasks on real-world research challenges or practical applications in chemistry Validate solutions with Python, following standard computational chemistry methods Document challenges clearly and provide accurate, verified answers Requirements Degree in Chemistry or a related field Proficiency in Python for numerical validation; experience with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or similar tools is also valued At least 2 years of professional experience in applied chemistry, research, or teaching Understanding of numerical methods in chemistry Familiarity with computational chemistry concepts and methodologies Strong written English skills (C1 level or above) Process The typical process includes: apply, meet qualifications, join a project, complete assigned tasks, and receive payment. Time commitment Project work generally requires about 10–20 hours per week during active phases. Actual hours may vary depending on project needs and are not guaranteed. Compensation Earnings can reach up to $76 per hour, depending on expertise and pace. Compensation may differ between projects based on their scope, complexity, and required skills. Application note: Please submit your CV in English and include your level of English proficiency.

Apr 29, 2026
Apply
company
Contract|$40/hr - $40/hr|Remote|Chile

Anyone AI is looking for a Chemistry AI Training Specialist to help build rigorous STEM training data for AI models. This remote role is based in Chile and focuses on designing advanced chemistry problems that test and refine the reasoning abilities of modern AI systems. What you will do Develop complex chemistry problems that reflect real scientific workflows. Create deterministic tasks with one verifiable solution and detailed explanations. Design challenges that require deep reasoning and computational thinking. Work with Python and chemistry-specific software or simulation tools. Ensure all tasks are reproducible, technically accurate, and well documented. Write clear, concise technical explanations in English. Requirements Bachelor's, Master's, or PhD in Chemistry or a related field. Background in research or industry with computational or quantitative chemistry workflows. Proficiency in Python and experience with scientific libraries. Strong understanding of modeling, numerical methods, and chemical reasoning. Ability to design original, challenging problems beyond standard textbook material. Keen attention to detail and strong technical writing skills. Preferred qualifications Experience in computational chemistry, physical chemistry, analytical chemistry, or related areas.

Apr 29, 2026
Apply
companyAgency logo
Contract|$8/hr - $65/hr|Remote|United States of America

Join us in revolutionizing the future of artificial intelligence as a Chemistry Specialist! If you're a passionate expert in chemistry, this is your chance to contribute to the evolution of large-scale language models that are transforming from mere chatbots into significant tools for scientific discovery. With your high-quality training data, we aim to democratize world-class education, keep up with cutting-edge research, and enhance laboratory efficiency for scientists globally.We are seeking dedicated chemistry specialists who excel in organic chemistry, inorganic chemistry, physical chemistry, analytical chemistry, biochemistry, material science, chemical engineering, spectroscopy, chromatography, and thermodynamics. In this role, you'll engage with advanced language models on intricate topics such as chemical reactions, reaction mechanisms, equilibrium, molecular dynamics, catalysis, synthetic chemistry, and computational chemistry, meticulously documenting each failure mode to strengthen model reasoning.Your daily tasks will include conversing with the model about lab scenarios and theoretical chemistry questions, ensuring factual accuracy and logical coherence, capturing reproducible error traces, and proposing enhancements to our prompt engineering and evaluation metrics.A Master’s degree or PhD in chemistry or a closely related field is preferred. Demonstrable experience through peer-reviewed publications, hands-on research, or computational chemistry projects will be advantageous. Proficient communication skills, particularly in articulating your thought process, are essential for success in this role.Are you ready to leverage your chemistry expertise to build the knowledge foundation for the next generation of AI? Apply now and help us educate the world!

Feb 12, 2026
Apply
company
Part-time|$76/hr - $76/hr|Remote|Remote — San Antonio, Texas, United States

Mindrift connects chemistry experts with project-based AI work for leading tech companies. Projects focus on testing, evaluating, and improving AI systems. All roles are freelance and do not represent permanent employment. What you will do Create original computational chemistry problems that reflect real-world research workflows. Develop problems requiring Python programming solutions, using libraries such as numpy, scipy, and chemistry-specific packages. Ensure problems are computationally complex and not solvable manually within days or weeks. Design tasks that involve advanced reasoning in physical chemistry, quantum chemistry, and molecular modeling. Base problems on actual research challenges or practical chemistry applications. Validate solutions in Python using established computational chemistry methods. Write clear problem statements and provide verified solutions. Requirements Degree in Chemistry or a related discipline. Proficiency in Python for numerical validation. Familiarity with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or similar tools is also considered. At least 2 years of relevant experience in applied work, research, or teaching. Experience with numerical methods in chemistry. Understanding of computational chemistry concepts and techniques. Strong written English skills at C1 level or higher. How it works Submit an application and CV in English, including your English proficiency level. The process follows these steps: Apply Pass qualifications Join a project Complete assigned tasks Receive payment Project details During active project phases, tasks typically require 10-20 hours per week. Actual workload depends on project needs and may vary. Compensation Rates can reach up to $76 per hour, depending on expertise and contribution. Compensation varies by project scope, complexity, and the specialized knowledge required. Different projects may offer different rates based on their requirements.

Apr 29, 2026
Apply
company
Contract|Remote|Remote — Pennsylvania, United States

Toloka AI is seeking a freelance consultant with a strong background in biology and Python to help train AI models. This remote role is based in Pennsylvania and focuses on improving how AI systems interpret and process biological data. Role overview This position centers on using biology and Python expertise to support the development and training of AI models. The work involves guiding AI systems to better understand complex biological information. Work environment The role is fully remote, offering flexibility in where and how work is completed. Collaboration with other team members is an important part of the job. Location Remote , Pennsylvania, United States

Apr 29, 2026
Apply
company
Part-time|$76/hr - $76/hr|Remote|Remote — Wisconsin, United States

Mindrift connects mathematics and Python specialists with project-based AI consulting work for leading technology companies. Assignments focus on evaluating, testing, and improving AI systems. All roles are freelance and do not offer permanent employment. Role overview Projects vary in scope and challenge. As a Mathematics & Python Specialist, tasks may include: Designing original computational mathematics problems that mirror real research workflows Creating problems that require Python programming for their solution, using libraries such as Numpy, SciPy, or Sympy Developing computationally intensive problems that are impractical to solve by hand Building problems involving advanced reasoning in number theory, combinatorics, graph theory, or numerical analysis Basing problems on actual research challenges or practical mathematical scenarios Validating solutions with Python and standard mathematical libraries Documenting problem statements and supplying accurate solutions Requirements Degree in Mathematics (Pure or Applied) or a related field Proficiency in Python for numerical validation; experience with MATLAB, R, C, SQL, Numpy, Pandas, or SciPy is also considered At least 2 years of professional experience in applied mathematics, research, or teaching Familiarity with numerical methods and symbolic computation Ability to design problems that reflect authentic mathematical research processes Knowledge of computational complexity theory Strong written English skills at C1 level or higher Project engagement Workload during active projects is typically estimated at 10–20 hours per week, depending on project needs. Actual hours may vary. Compensation Contributors may earn up to $76 per hour, with rates depending on expertise and the pace of contributions. Compensation structures differ by project complexity and requirements. Application process To apply, submit a CV in English and specify your English proficiency level. The process includes qualification steps, joining a project, completing assigned tasks, and receiving payment upon completion.

Apr 29, 2026
Apply
company
Full-time|Remote|Remote — United States

Join our dynamic team at Toloka AI as a Chemistry Specialist with Python experience, focusing on artificial intelligence projects that drive innovation in the field of chemistry. We are seeking a talented individual who is passionate about applying their expertise in chemistry alongside proficiency in Python programming to contribute to groundbreaking AI initiatives.

Mar 24, 2026
Apply
company
Contract|Remote|Remote — Iowa, United States

Toloka AI is looking for a Freelance AI Training Consultant with a strong background in biology and Python programming. This remote role is based in Iowa, United States. Role overview This position centers on supporting AI training programs that involve biological applications. The consultant will apply both biology expertise and Python skills to help improve educational materials and training processes for artificial intelligence projects. What you will do Contribute biological knowledge to AI training initiatives Use Python programming to support and refine training content Offer guidance to enhance the quality and effectiveness of AI education programs Location This is a remote position open to candidates located in Iowa, United States.

Apr 29, 2026
Apply
company
Contract|Remote|Remote — Wisconsin, United States

Toloka AI is seeking a Freelance AI Trainer with a strong background in both Biology and Python. This remote contract role is based in Wisconsin, United States. Role overview This position centers on creating and presenting training materials for AI projects. The main focus is on helping others understand biological concepts and Python programming as they relate to artificial intelligence work. What you will do Develop clear, effective training content covering biology and Python topics Deliver these materials to support AI project teams Communicate complex ideas in a way that is accessible and engaging Requirements Expertise in biology Strong knowledge of Python programming Ability to explain technical subjects clearly

Apr 29, 2026
Apply
company
Part-time|$76/hr - $76/hr|Remote|Remote — Virginia, United States

Mindrift connects skilled professionals with project-based AI assignments for leading technology companies. These roles focus on testing, evaluating, and improving AI systems. All work is project-based and does not constitute permanent employment. Role overview This freelance position centers on creating and validating advanced computational mathematics problems that mirror genuine research workflows. Projects often require designing challenges that demand Python programming, using libraries such as Numpy, SciPy, or Sympy, for solution and verification. Problems should be computationally intensive, typically unsolvable by hand within a practical timeframe, and may involve areas like number theory, combinatorics, graph theory, or numerical analysis. Clear documentation and verified solutions are essential for every problem developed. What you will do Design original mathematics problems based on real research or practical applications Formulate challenges that require Python for resolution and validation Ensure problems are complex and computationally demanding Validate solutions using Python and standard mathematical libraries Document problem statements and provide correct, verified answers Requirements Degree in Mathematics (Pure or Applied) or a related discipline Proficiency in Python for numerical validation; experience with MATLAB, R, C, SQL, Numpy, Pandas, or SciPy is also accepted At least 2 years of professional experience in applied, research, or teaching roles Experience with numerical methods and symbolic computation Ability to design problems that reflect authentic mathematical research workflows Familiarity with computational complexity theory Strong written English skills (C1+ level) Project structure and time commitment Work is assigned on a project basis. The typical process: apply, pass qualification(s), join a project, complete tasks, and receive payment. For this project, expect to spend around 10–20 hours per week during active phases. Actual workload may vary depending on project needs. Compensation Contributors may earn up to $76 per hour, based on expertise and pace. Compensation varies by project scope, complexity, and required skills. Other projects on the platform may offer different rates depending on their specific requirements. To apply, submit your CV in English and include your English proficiency level.

Apr 29, 2026
Apply
company
Part-time|$76/hr - $76/hr|Remote|Remote — United States

To apply, please submit your CV in English and indicate your English proficiency level. About the Role toloka-ai, in partnership with Mindrift, connects skilled professionals to project-based AI work for leading technology companies. This position supports the testing, evaluation, and improvement of AI systems. Please note: this is a project-based, freelance role and not a permanent position. What You Will Do Create original optics problems modeled on real-world physics research workflows Design computationally challenging problems that require more than manual calculation (days or weeks of work) Develop problems involving complex reasoning in mechanics, electromagnetism, thermodynamics, and quantum mechanics Base problems on actual research challenges or practical applications in optics and physics Document problem statements clearly and provide verified solutions Who We're Looking For Degree in Physics (theoretical, experimental, or computational) or a closely related field At least 2 years of professional experience in applied physics, research, or teaching Experience with numerical simulation methods Ability to design problems that mirror real physics research Creative problem-solving skills across multiple physics areas Understanding of physics modeling and approximation techniques Written English proficiency at C1 level or above How Projects Work Apply Meet qualifications Join a project Complete assigned tasks Receive payment Time Commitment Active project phases typically require about 10–20 hours per week. Actual workload depends on project needs and may vary. Compensation Earnings can reach up to $76 per hour, depending on expertise and task completion rate. Pay may differ between projects based on their scope, complexity, and required skills.

Apr 17, 2026
Apply
company
Contract|$90/hr - $90/hr|Remote|Remote — Virginia, United States

Please submit your CV in English and indicate your English proficiency level. Toloka AI, in partnership with Mindrift, offers project-based opportunities for experienced data science professionals. Assignments support technology companies by testing, evaluating, and refining AI systems. All work is temporary and structured around individual projects, not ongoing employment. Role overview This freelance position centers on creating and validating computational challenges that mirror real-world data science workflows. Projects span sectors including telecommunications, finance, government, e-commerce, and healthcare. Each challenge is designed to require advanced analytical thinking and practical coding skills. What you will do Develop original data science problems that simulate business scenarios such as customer analytics, risk assessment, fraud detection, forecasting, optimization, and operational efficiency. Design tasks that require advanced Python programming, using libraries like Pandas, Numpy, Scipy, Scikit-learn, Statsmodels, Matplotlib, and Seaborn. Ensure problems are computationally intensive and may take significant time to solve. Cover the full data science pipeline: data ingestion, cleaning, exploratory analysis, modeling, validation, and deployment considerations. Include big data processing elements that require scalable solutions. Write deterministic, reproducible problems by avoiding randomness or using fixed seeds. Validate solutions in Python and document both the problem statements and correct answers clearly in a business context. Requirements Minimum 5 years of hands-on data science experience with proven business impact. Portfolio of completed projects or publications demonstrating real-world solutions. Advanced Python skills for data science, including experience with Pandas, Numpy, Scipy, Scikit-learn, and Statsmodels. Strong foundation in statistical analysis and machine learning methods. Proficiency in SQL and database operations for data manipulation and analysis. Familiarity with Generative AI tools and concepts, such as large language models, retrieval-augmented generation, prompt engineering, and vector databases. Understanding of MLOps practices and model deployment workflows. Knowledge of frameworks like TensorFlow, PyTorch, and LangChain. Excellent written English communication skills at C1 level or above. How to apply Submit your application. Complete the required qualifications. Join a project. Finish assigned tasks. Receive payment. Location: Remote , Virginia, United States Note: All roles are temporary and project-based.

Apr 25, 2026
Apply
company
Part-time|$55/hr - $55/hr|Remote|Remote — United States

We invite you to submit your CV in English, detailing your level of English proficiency.At Mindrift, we connect skilled professionals with project-based opportunities in AI for top technology firms, emphasizing the testing, evaluation, and enhancement of AI systems. Note that engagement is project-based and not a permanent position.Role OverviewThis role encompasses a variety of tasks tailored to each project, including:Creating complex mathematics problems that mirror real-world applications;Assessing AI solutions for accuracy, underlying assumptions, and limitations;Validating calculations or simulations utilizing Python libraries (NumPy, Pandas, SciPy);Refining AI reasoning to meet industry-standard logical frameworks;Implementing structured scoring criteria for multi-step mathematical problems.Candidate ProfileThis position is ideal for mathematicians with Python experience who are interested in part-time, non-permanent projects. The ideal candidates should possess:A degree in Mathematics or a related field, such as Algebra, Calculus, or Number Theory;A minimum of 3 years of professional experience in mathematics;Proficiency in English at a strong written level (C1/C2);Advanced Python skills for numerical validation;A reliable internet connection.Professional certifications (e.g., CMME, SAS Certifications, CAP) and experience with international or applied projects will be advantageous.ProcessSteps to engage: Apply → Complete qualifications → Join a project → Execute tasks → Receive payment.Project CommitmentFor this role, tasks are projected to require approximately 10–20 hours per week during active phases, contingent on project needs. This is an estimate and not a guaranteed workload.CompensationPaid contributions, with rates up to $55/hour*Compensation may include fixed project rates or individual rates based on project specifications;Some projects may offer incentive payments.*Note: Rates are subject to variation based on expertise, skills assessment, location, project requirements, and other factors. Higher rates may be available for highly specialized professionals.

Feb 1, 2026
Apply
company
Contract|Remote|Remote — Pennsylvania, United States

Toloka AI is hiring a Freelance Civil Engineer & Python Specialist for a remote contract role based in Pennsylvania. This position blends civil engineering expertise with Python programming to advance AI training workflows and system performance. Responsibilities Apply civil engineering knowledge to guide and enhance AI training processes. Create Python scripts or tools that streamline data handling and support model training. Work closely with Toloka AI teams to address technical challenges in AI system development. Location This is a remote position open to candidates in Pennsylvania, United States.

Apr 28, 2026
Apply
company
Part-time|$73/hr - $73/hr|Remote|Remote — United States

We invite you to submit your CV in English, along with your English proficiency level.Mindrift specializes in connecting talented professionals with project-based opportunities in artificial intelligence for top tech companies, focusing on the testing, evaluation, and enhancement of AI systems. Please note that participation is on a project basis, not a permanent employment arrangement.Role OverviewEach project presents unique challenges, and contributors may be tasked with the following:Crafting comprehensive statistical problems that mirror industry practices;Assessing AI solutions for accuracy, underlying assumptions, and limitations;Verifying computations or simulations utilizing Python libraries such as NumPy, Pandas, SciPy, Statsmodels, and Scikit-learn;Enhancing AI reasoning to meet industry-standard logical frameworks;Implementing structured scoring criteria for complex, multi-step problems.Ideal Candidate ProfileThis opportunity suits statisticians with Python experience who are open to part-time, non-permanent engagements. Preferred qualifications include:A degree in Statistics or a related discipline, such as Probability Theory, Mathematical Statistics, or Applied Statistics;A minimum of 3 years of professional experience in mathematics;Exceptional written English skills (C1/C2 level);Advanced Python skills for numerical validation;A reliable internet connection.Professional certifications (e.g., PStat, CAP, SAS Certifications) and experience with international or applied projects are advantageous.Application ProcessTo apply, please submit your application, pass any required qualifications, join a project, complete assigned tasks, and receive compensation.Expected CommitmentDuring active project phases, tasks are anticipated to require approximately 10–20 hours per week, based on project demands. This is an estimate and does not guarantee a specific workload.CompensationCompensation for contributions, with rates up to $73/hour*;Fixed project rates or individual rates, determined by project specifics;Some projects may include incentive payments.*Note: Rates may vary based on expertise, skills assessment, location, project requirements, and other factors. Highly specialized experts may receive higher rates. Lower rates may apply during onboarding or non-core project phases. Payment specifics will be provided for each project.

Feb 1, 2026
Apply
company
Part-time|$76/hr - $76/hr|Remote|Remote — San Antonio, Texas, United States

Please submit your CV in English and indicate your English proficiency level. Mindrift connects skilled professionals with project-based AI assignments for leading technology companies. These projects focus on assessing, evaluating, and improving AI systems. Participation is on a project basis and does not represent permanent employment. What you will do Create original computational mathematics problems that mirror real mathematical research workflows Design problems requiring Python programming to solve, using libraries such as Numpy, SciPy, or Sympy Ensure problems are computationally intensive and cannot be solved manually in a reasonable timeframe Develop problems involving complex reasoning in areas like number theory, combinatorics, graph theory, and numerical analysis Base scenarios on real-world research challenges or practical mathematical applications Validate solutions using Python and standard mathematical libraries Document problem statements clearly and provide accurate, verified solutions Requirements Degree in Mathematics (Pure or Applied) or a related field Proficiency in Python for numerical validation; experience with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or other relevant programming languages is also considered At least 2 years of professional experience in applied mathematics, research, or teaching Background in numerical methods and symbolic computation Ability to design problems reflecting authentic mathematical research processes Understanding of computational complexity theory Excellent written English skills (C1+ level) How to apply The application process includes: Apply → Pass qualifications → Join a project → Complete tasks → Get compensated. Time commitment Tasks typically require around 10–20 hours per week during active project phases. Actual workload may vary depending on project needs. Compensation Contributors may earn up to $76 per hour, depending on expertise and pace. Earnings vary by project scope, complexity, and required skills. Other projects on the platform may offer different compensation based on their requirements.

Apr 29, 2026
Apply
company
Contract|Remote|Remote — San Antonio, Texas, United States

Toloka AI is looking for a Freelance AI Trainer with a strong background in biology and Python. This remote contract role is open to candidates based in San Antonio, Texas, or elsewhere in the United States. Role overview This position centers on training and improving AI models for applications in biology. The work involves applying both subject matter knowledge and Python skills to help shape technology that supports research and education in the life sciences. What you will do Use expertise in biology and Python to guide the development of AI models Contribute to projects that aim to advance tools for biological research and learning Requirements Strong knowledge of biology Proficiency with Python Interest in AI model training and improvement

Apr 29, 2026

Sign in to browse more jobs

Create account — see all 51,827 results

Tailoring 0 resumes

We'll move completed jobs to Ready to Apply automatically.