Mechanical Engineer & Python Expert - Freelance AI Trainer

Join Toloka AI as a Freelance Agent Evaluation Engineer, where you will play a crucial role in enhancing our AI models through your expertise. This position is fully remote, allowing you to work from anywhere in Sweden. You will evaluate and provide feedback on agent performance, ensuring our systems deliver optimal results.

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

toloka-ai is hiring a Strategic Consultant for AI Training & Evaluation. This remote role is available to candidates located in Sweden. The consultant will partner with prominent organizations to strengthen their AI training programs. Key Responsibilities Work with partner organizations to review and improve their AI training and evaluation methods Use knowledge of artificial intelligence to design and recommend effective training strategies Provide strategic guidance to increase the quality and effectiveness of AI training efforts Location This position is remote and open to applicants based in Sweden.

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.

Become a part of a global network dedicated to enhancing the experiences of the most prestigious luxury brands worldwide! CXG, a premier customer experience agency specializing in premium and luxury brands, is seeking passionate Customer Experience Evaluators who are current luxury brand consumers.As a Freelance Luxury Brand Evaluator, you have the opportunity to undertake multiple evaluations each month, providing invaluable insights through detailed questionnaires. Your tasks will be as varied as our luxury clientele, spanning industries from fashion and high-end jewelry to cosmetics, luxury watches, automotive, and beyond. Evaluations may include visiting retail locations, returning purchases, shopping online, or scheduling in-store appointments.Please note: Applicants must not have any contractual relationships with luxury retail brands to maintain the integrity and impartiality of the evaluations.Your contributions can significantly influence brand strategies, offering you a chance to make a meaningful impact in the luxury market.Key Responsibilities:Conduct confidential evaluations of your preferred luxury brands both in-store and online.Deliver unbiased feedback regarding your experiences.Select assignments that resonate with your personal interests and profile.Complete questionnaires following each evaluation.Adhere to all project objectives and specific requirements set by the luxury brands we represent.Application Process:To join our evaluator team, please follow these steps:Register at live.cxg.com to receive your login credentials via email.Log into our platform and share more about yourself. After submission, our team will verify your profile and reach out to you.Review the ‘welcome package’ and complete the general certification.Congratulations! You’re now eligible for assignments and can explore and apply for any opportunities that catch your interest.About CXG:CXG is a global leader in customer experience, dedicated to serving premium and luxury brands. With 12 offices worldwide, we provide services in over 70 countries. Our team consists of more than 220 customer experience specialists and a vast network of over 80,000 evaluators globally. Discover more about our mission at www.cxg.com.Enjoy the flexibility of working from our mobile app, where you can search and apply for missions, complete certifications, submit surveys, and more, all while on the move.For additional information, please feel free to reach out!

Become a vital part of a global community dedicated to enhancing the experiences of some of the world's most esteemed luxury brands! CXG, a premier agency specializing in customer experience for luxury and premium brands, is seeking enthusiastic Freelance Customer Experience Evaluators who are already patrons of luxury brands.As a Freelance Luxury Brand Evaluator, you'll have the flexibility to undertake multiple evaluations each month, providing your insights through detailed questionnaires. Your tasks will vary across a spectrum of luxury brands and sectors, including high fashion, exclusive jewelry, premium cosmetics, luxury watches, high-end automobiles, and much more. Evaluations could include visiting retail locations, returning products, making online purchases, or scheduling appointments with stores.Important Note: Applicants must not have been employed by luxury retail brands to maintain the integrity and impartiality of the evaluations.Your feedback plays a crucial role in influencing brand strategies and shaping the future of the luxury market, offering you a unique opportunity to make a significant impact.Key Responsibilities:Conduct confidential evaluations of your preferred luxury brands, whether in-store or online.Deliver objective feedback on your experiences.Select assignments that resonate with your interests and profile.Complete questionnaires following each evaluation.Adhere to all project goals and specific requirements of the luxury brands we represent.

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.

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.

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.

Kindly submit your CV in English, specifying your English proficiency level.Mindrift connects professionals with project-based AI opportunities for prominent tech firms, concentrating on the assessment, evaluation, and enhancement of AI systems. Note that participation is project-based and does not constitute permanent employment.Role OverviewEach project may involve distinct tasks, including: Creating prompts that challenge AI capabilities;Assessing AI-generated outputs for accuracy, underlying assumptions, and logical consistency;Enhancing AI reasoning to conform to fundamental principles and recognized standards;Utilizing structured scoring methodologies to evaluate multi-step problem-solving.Ideal Candidate ProfileThis role is well-suited for legal consultants or attorneys experienced in US law who are interested in part-time, non-permanent projects. The ideal candidate should possess: A law degree (Bachelor, J.D., LLM, FLLM) relevant to the US legal context;A minimum of 2 years of legal practice experience within US jurisdiction;Proficient written English skills (C1/C2 level);A reliable internet connection.Workflow ProcessApplication → Qualification Assessment → Project Engagement → Task Completion → CompensationProject Commitment ExpectationsFor this project, task completion is anticipated to require approximately 10–20 hours per week during active phases, depending on project necessities. This figure is an estimate and does not guarantee a specific workload.CompensationContributors can earn up to $53 per hour, contingent on their expertise and contribution pace. Compensation varies by project based on scope, complexity, and required skill sets. Please note that other projects on the platform may offer differing pay rates depending on specific requirements.

We invite you to submit your CV in English, clearly indicating your level of English proficiency.Mindrift specializes in connecting skilled professionals with project-based AI opportunities for prominent tech companies. Our focus is on the testing, evaluation, and enhancement of AI systems. Please note that this is a project-based role, not a permanent position.About the RoleEach project offers unique challenges, and contributors may be involved in:Creating innovative computational engineering tasks that mirror real-world engineering processes;Developing problems that necessitate Python programming for solving engineering calculations and simulations;Ensuring tasks are computationally demanding, utilizing numerical methods or iterative solutions;Designing problems related to system optimization, design, and analysis;Formulating challenges based on genuine research problems or practical engineering applications;Validating solutions using Python with established engineering libraries;Clearly documenting problem statements and providing verified correct solutions.Candidate ProfileThis opportunity suits engineers experienced in Python, looking for part-time, project-based engagements. Ideal candidates will possess:A degree in Electrical Engineering or a related discipline;Proficiency in Python for numerical validation; familiarity with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or any equivalent programming language is acceptable;A minimum of 2 years of relevant professional experience, whether in applied work, research, or teaching;A solid understanding of practical engineering constraints and approximations;Exceptional written English skills (C1+);Professional certifications (e.g., CMME, SAS Certifications, CAP) and experience in international or applied projects are advantageous.How to Get InvolvedApplication → Qualification Process → Project Engagement → Task Completion → CompensationProject CommitmentTasks are anticipated to require approximately 10–20 hours per week during active project phases, depending on specific project needs. This is an estimate and not a guaranteed workload.Compensation DetailsParticipants can earn up to $50 per hour, contingent on their expertise and contribution pace. Compensation rates may vary across projects based on scope, complexity, and required skills. Please be aware that other projects on our platform may offer different compensation structures.

Are you a talented Data Scraping Engineer with expertise in Python? Join toloka-ai, a leading company in AI-driven solutions, where you'll have the opportunity to work on innovative projects that push the boundaries of technology. As a Freelance Data Scraping Engineer, you'll be responsible for developing robust data scraping solutions to extract valuable insights from various online platforms.

Toloka AI is looking for a Freelance Machine Learning Engineer to join on a contract basis. This remote role is open to candidates based in Sweden and centers on contributing to projects in machine learning and data analytics. Key responsibilities Work closely with teams to advance machine learning initiatives Use data analytics to address practical problems Support the development and improvement of AI solutions Work arrangement This freelance position is fully remote, but applicants must reside in Sweden.

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 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 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 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

Join our global community dedicated to enhancing and elevating the experiences associated with the world's most prestigious luxury brands! CXG, a premier customer experience agency catering to premium and luxury brands, is seeking freelance Customer Experience Evaluators who are existing luxury brand customers.As a Freelance Evaluator for luxury goods, you'll have the opportunity to conduct multiple evaluations each month and provide valuable feedback through questionnaires. Your assignments will be as diverse as our luxury clients and their industries, ranging from fashion and exclusive jewelry to cosmetics, luxury watches, automobiles, and much more. Your evaluations may involve visiting a store, returning a purchase, purchasing a product online, or scheduling a meeting with a store.Your feedback can influence brand strategies and help shape the direction of luxury brands, making this a meaningful opportunity for you to impact the luxury market.Responsibilities:Conduct discreet evaluations of your favorite luxury brands in-store, online, or sometimes both.Provide objective feedback about your experiences.Select assignments that align with your profile and interests.Complete questionnaires after each evaluation.Follow all given project goals and specific requirements from the luxury brand we represent.How to Apply:Follow these simple steps to become an evaluator with us:Register at live.cxg.com and receive an email with your login credentials.Log in to our platform and share more about yourself. Once completed, our team will verify your profile and contact you.Check the 'welcome package' and pass the general certification.You're now ready! You can browse and apply for all opportunities that interest you.About CXG: CXG is a global customer experience agency working with premium and luxury brands. With 12 offices worldwide, we serve 70 countries. Our team consists of over 220 customer experience experts and a network of over 80,000 evaluators globally. Learn more about what we do at www.cxg.com.Enjoy the flexibility of working through our mobile application, where you can search and apply for assignments, complete certifications, submit surveys, and much more, all while on the go.Contact us for more information!

Toloka AI seeks a Freelance English Writer - AI Training Specialist to contribute to the development of advanced AI technologies. This contract position is fully remote and available to candidates located in Sweden. Responsibilities Produce clear and precise written materials for AI training projects Support the improvement of AI systems by shaping their comprehension and responses in English Requirements Excellent written English skills Strong attention to detail with a commitment to quality Genuine interest in language and technology