Optical Engineer with Python Expertise - Freelance AI Trainer

toloka-ai seeks a Senior Consultant for a freelance AI project. This remote position is open to candidates based in Queensland, Australia. The role centers on supporting strategic initiatives and contributing insights that help shape the company’s AI solutions. Role overview This position calls for a consultant with experience at MBB (McKinsey, BCG, Bain) or other leading consulting firms. The focus is on advising AI projects and influencing their direction through strategic guidance. Key responsibilities Advise on major strategic decisions for AI initiatives Apply consulting expertise to guide project direction Offer actionable insights to develop AI offerings Requirements Background at MBB or another top-tier consulting firm Strong experience in strategic consulting Comfort working independently as a freelancer

Please submit your CV in English and indicate your English proficiency level. toloka-ai, together with Mindrift, offers project-based contract work for optical engineers who want to support AI training projects. This remote role is open to candidates based in Queensland, Australia. Engagements are tied to specific projects and do not constitute permanent employment. Role overview This freelance position centers on designing and documenting advanced optics problems for AI training. The work draws on authentic research scenarios and practical applications in physics. Assignments are project-specific and require both subject expertise and strong written communication. What you will do Develop original optics problems that reflect real-world physics research workflows Create problems that require computational approaches and cannot be solved manually in a short period Design challenges involving complex reasoning in mechanics, electromagnetism, thermodynamics, and quantum mechanics Base problems on genuine research situations or practical optics applications Document each problem thoroughly and provide accurate, verified solutions Requirements Degree in physics (theoretical, experimental, or computational) or a closely related field Minimum of 2 years of professional experience, including applied, research, or teaching roles Experience with numerical simulation techniques Ability to design realistic, complex problems that mirror actual research workflows Creative problem-solving skills across multiple physics domains Familiarity with physics modeling and approximation methods Strong written English skills at C1 level or higher How the process works Apply Pass qualifications Join a project Complete assigned tasks Receive compensation Time commitment During active project phases, expect to spend about 10–20 hours per week on assigned tasks. Workload may fluctuate depending on project needs and is not guaranteed outside of live project periods. Compensation Contributors may earn up to $35 per hour, depending on contribution level and pace. Actual rates will vary with project complexity, scope, and required expertise. Other projects on the platform may offer different compensation based on their specific needs.

Role Overview Toloka AI is looking for a Freelance Legal Consultant with deep knowledge of U.S. law to help train artificial intelligence systems. This contract role is fully remote and open to candidates based in Queensland, Australia. What You Will Do Apply expertise in U.S. legal matters to support the development and training of AI models Review, analyze, and provide feedback on AI-generated legal content Collaborate on projects that advance the quality and accuracy of AI in the legal domain Work Location This is a remote position. Work from anywhere in Queensland, Australia.

This freelance contract role with toloka-ai focuses on supporting AI system development and evaluation for technology companies. The position is remote and open to candidates based in Queensland, Australia. The engagement is project-based, not permanent employment. Role overview The Freelance Supply Chain Consultant - AI Trainer draws on practical experience in procurement and supply chain management to create realistic disruption scenarios, define outcomes, and develop mitigation strategies. Responsibilities include reviewing AI-generated recommendations for accuracy and business fit, especially within manufacturing and procurement operations. What you will do Design supply chain disruption scenarios reflecting real-world challenges such as supplier delays, quantity changes, logistics issues, and quality concerns in manufacturing and procurement. Define expected outcomes and mitigation strategies for each scenario. Evaluate AI-generated responses to ensure alignment with business logic and operational requirements. Review outputs for accuracy, completeness, and relevance within ERP systems (including Microsoft Dynamics 365, Coupa, Jaggaer, and Ariba/SAP). Create and validate structured data following provided guidelines and frameworks. Requirements Minimum 4 years of hands-on experience in procurement, supply chain management, or purchasing, ideally in a manufacturing setting. Strong understanding of procurement workflows: purchase orders, vendor management, inventory control, and production planning. Direct experience with ERP platforms such as SAP, Oracle, or Microsoft Dynamics 365. Ability to design and assess supply chain disruption scenarios and related mitigation strategies. Familiarity with disruption types including delays, shortages, quality problems, and logistics issues. Knowledge of Incoterms and logistics management principles. Understanding of Bill of Materials (BOM) structures and production planning. Experience tracking supplier performance metrics (such as OTIF, lead times, and quality scores). Analytical skills to evaluate AI outputs against business logic. Background in data validation and structured data entry or annotation. Excellent written English communication skills. Project commitment Workload typically ranges from 10 to 20 hours per week during active project periods. Actual hours may vary depending on project needs. Compensation Contributors may earn up to $60 per hour, depending on experience and contribution. How to apply Submit your application. If qualified, join a project. Complete assigned tasks. Receive payment. Note: This is a project-based contract role, not a permanent employment position.

Join our dynamic engineering team at Freelancer, where we are actively seeking skilled Senior Software Engineers to elevate our innovative environment.We offer an unparalleled opportunity for high achievers looking to break away from the mundane corporate grind. If you possess exceptional talent and seek to collaborate with some of the brightest minds in the industry, this position is tailored for you.At Freelancer, you won’t be just another number in a mega-cap technology firm; instead, you will face a diverse array of internet-scale challenges that will allow you to make a tangible impact. Our meritocratic culture ensures that hard work is recognized and rewarded, allowing you to rapidly advance your skills.Our mission is to create one billion job opportunities globally, making a real difference in the lives of people everywhere. You will have the chance to engage with a multitude of engineering challenges, utilizing a variety of cutting-edge technologies across our platform. Freelancer.com is among the top 1000 websites globally, featuring a state-of-the-art frontend stack with Angular, TypeScript, and RxJS, while our robust backend supports a modern global marketplace.As a Senior Software Engineer, you will take the lead in making architectural decisions and ensuring engineering excellence within your team, overseeing complex projects from inception to completion.

Please submit your CV in English and indicate your level of English proficiency. Mindrift partners with skilled professionals for project-based AI work serving leading technology companies. This freelance contract centers on evaluating and improving AI systems within engineering environments. The position is contract-only and does not transition to permanent employment. Role overview This freelance Material Scientist with Python expertise will design original materials that reflect real-world engineering processes and challenges. Assignments focus on engineering scenarios, research questions, and practical problem-solving using computational tools. What you will do Create problems that require Python programming for engineering calculations or simulations. Develop computationally intensive challenges using numerical methods or iterative solutions. Formulate tasks involving system design, optimization, and analysis. Ensure assignments are grounded in genuine research or practical engineering situations. Validate solutions using Python and standard engineering libraries. Write clear, precise problem statements and provide accurate, verified solutions. Requirements Background as a material scientist or engineer with strong Python skills. Degree in Material Science or a related discipline. Proficiency in Python for numerical validation. Familiarity with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or similar libraries is valued. Minimum of 2 years of professional experience in industry, research, or teaching. Solid understanding of practical engineering constraints and approximations. Excellent written English at C1 level or above. How to join Apply Meet the qualifications Join a project Complete assigned tasks Receive compensation Project commitment During active project phases, expect to spend 10-20 hours per week on assigned tasks. Workload may vary and is not guaranteed outside of active project periods. Compensation Earn up to $35 per hour, depending on contribution and pace. Actual rates may differ by project, based on complexity, scope, and expertise required. Other projects on the platform may offer different compensation structures.

Please submit your CV in English and indicate your proficiency level. toloka-ai, in partnership with Mindrift, offers project-based roles for experienced professionals interested in AI system testing and improvement. These freelance positions are not permanent jobs but provide a way to contribute to the progress of AI technology at major firms. Role overview The Freelance Legal Advisor (US Bar Admitted) - AI Training Consultant takes on a range of projects focused on evaluating and refining AI legal reasoning. Typical responsibilities include: Creating prompts to assess AI performance in legal contexts Reviewing AI-generated answers for accuracy, underlying assumptions, and logical consistency Aligning AI reasoning with established US legal principles and standards Scoring multi-step legal problem-solving using structured evaluation methods Requirements Law degree (Bachelor, J.D., LLM, or FLLM) with a focus on US law Minimum of 2 years practicing law in the United States Strong written English skills (C1/C2 level) Reliable internet connection Who this role suits This part-time, project-based consultancy fits legal professionals and attorneys with expertise in US law who are interested in flexible, remote work. The role is well suited to those comfortable with independent, detail-oriented tasks and adapting to varied project scopes. How to join Apply for the role Complete the qualification steps Join a project Carry out assigned tasks Receive payment Time commitment Active project periods typically require about 10–20 hours per week. Actual hours may vary based on project needs and are not guaranteed each week. Compensation Rates can reach up to $45 per hour, depending on skills and task completion speed. Compensation may differ by project complexity and required expertise. Other projects on the platform may offer different earning potential.

Please submit your CV in English and indicate your level of English proficiency. Mindrift offers project-based, remote roles for professionals skilled in chemistry and Python. These freelance positions focus on supporting AI development for leading technology companies. Participation is not permanent employment, and work is assigned on a project basis. What you will do Design computational chemistry problems that reflect real-world research workflows. Create Python-based challenges requiring programming solutions, often using numpy, scipy, and chemistry-specific libraries. Ensure problems are complex enough to require computational methods, not manual solutions. Develop tasks involving advanced reasoning in physical chemistry, quantum chemistry, and molecular modeling. Base assignments on authentic research scenarios or practical chemistry applications. Validate solutions using Python and established computational chemistry techniques. Document each problem clearly and provide verified answers. Requirements Degree in Chemistry or a closely related field. Proficiency in Python for numerical validation. Experience with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or relevant chemistry libraries is also acceptable. At least 2 years of professional experience in applied research, teaching, or a related area. Background in numerical methods within chemistry. Knowledge of computational chemistry concepts and techniques. Strong written English skills (C1 level or higher). How projects work The process includes application, qualification, joining a project, completing assigned tasks, and receiving payment. During active project phases, tasks typically require 10–20 hours per week, though actual workload may vary. Compensation Contributors can earn up to $35 per hour, depending on expertise and pace. Compensation may differ by project based on scope, complexity, and required skills. Other projects may offer different pay structures.

Role overview Toloka AI seeks a Freelance English Writer - AI Trainer to help shape and refine artificial intelligence systems. This contract role centers on producing clear, effective written content that supports the training and accuracy of AI models. What you will do Create and edit English-language materials used for AI training Work on projects that review, improve, and assess AI-generated text Collaborate remotely with a diverse team of professionals Location This remote position is open to candidates based in Queensland, Australia. Work can be performed from any location with reliable internet access.

Please submit your CV in English and specify your proficiency level. About Mindrift Mindrift connects skilled professionals with project-based AI work from leading technology companies. The focus is on testing, evaluating, and improving AI systems. All participation is on a project basis and does not represent permanent employment. Role Overview Mindrift seeks freelance Electrical Engineers with strong Python skills to contribute to AI projects remotely from Queensland, Australia. Contributors work on a range of project-based tasks, each with its own requirements and timelines. Sample Project Tasks Design computational engineering problems that mirror real engineering workflows Create challenges that require Python programming for engineering calculations and simulations Develop problems that involve computationally intensive tasks, including those needing numerical methods or iterative approaches Build scenarios focused on system design, optimization, and analysis Base assignments on real research challenges or practical engineering applications Validate solutions using Python and standard engineering libraries Write clear problem statements and provide verified solutions Who Thrives in This Role Holds a degree in Electrical Engineering or a related discipline Demonstrates strong Python skills for numerical validation; experience with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or other domain-specific libraries is also valued Has at least 2 years of experience in applied, research, or teaching roles Understands practical engineering constraints and approximations Writes advanced English (C1+ level) Professional certifications (such as CMME, SAS Certifications, CAP) and experience with international or applied projects are a plus Project Commitment Active project phases typically require an estimated 10–20 hours per week. Actual workload may vary depending on project needs and timelines. Compensation Contributors can earn up to $39 per hour, depending on their contribution and speed. Rates vary by project based on complexity, scope, and expertise required. Other projects on the platform may offer different compensation depending on their specific requirements. How to Apply Submit your application Pass the qualification process Join a project Complete assigned tasks Receive payment This is a freelance, project-based position. Permanent employment is not offered for this role.

Toloka AI seeks a Freelance Junior Journalist - AI Trainer for a remote contract based in Queensland, Australia. This role blends journalism skills with AI model training tasks. What you will do Create original written content on a range of topics Contribute to the development and improvement of AI models by providing feedback and data Role focus This position centers on both content creation and practical work with AI systems. Assignments may cover various subjects, requiring adaptability and clear communication. Location This is a remote contract for candidates based in Queensland, Australia.

Please submit your CV in English and include your English proficiency level. This project-based contract with toloka-ai connects engineers to AI evaluation work for leading technology companies. The focus is on testing, assessment, and improvement of AI systems. This is not a permanent position. Role overview The Freelance AI Evaluation Engineer builds realistic virtual companies, complete with codebases, infrastructure, and supporting context such as documentation, conversations, and tickets. These environments simulate authentic development settings for AI systems to operate within. What you will do Design simulated companies based on strategic plans, including the creation of codebases and infrastructure. Develop and refine tasks within these environments, setting clear prompts and evaluation metrics to ensure tasks are solvable and fairly assessed. Set up isolated developer workstations, configuring Linux machines with development tools, repositories, task trackers, messaging platforms, and real web application codebases. Create tests that accurately accept all valid solutions and reject incorrect ones, maintaining a careful balance to avoid blocking correct approaches or allowing flawed ones. Iterate with AI agents during testing, ensuring they identify real issues, avoid missing mistakes, and do not incorrectly flag correct solutions. Review AI-generated code, analyze agent performance, and design edge cases and adversarial scenarios to strengthen evaluation processes. Incorporate feedback from expert QA reviewers, refining deliverables to meet quality standards. What this role does not include Data labeling Prompt engineering Writing code from scratch (the AI agent handles most code generation; your focus is on guidance and evaluation) This role centers on collaborating with advanced AI systems. Much of the work involves designing and refining tasks that challenge these models, requiring close interaction with AI agents throughout the process.

Join us at Toloka AI as a Freelance AI Trainer specializing in Biology and Python. This role is perfect for individuals who are passionate about shaping the future of AI in the biological sciences. Your expertise will help develop and refine AI models, contributing to groundbreaking innovations in the field.As a Freelance AI Trainer, you will collaborate with a diverse team, utilizing your knowledge of biology and programming to design training materials and participate in model training sessions. This is an exceptional opportunity to work remotely while making a significant impact in the AI community.

Please submit your CV in English and indicate your level of English proficiency. Toloka AI, through Mindrift, is looking for freelance Research Physicists and AI Trainers for remote, project-based assignments in Queensland, Australia. Contributors support top technology companies by testing, evaluating, and improving AI systems. This arrangement is not permanent employment; participation is linked to specific projects as they arise. Role overview This contract role centers on developing original optics problems that reflect real-world physics research. Assignments often involve designing scenarios that require significant computational resources, making manual solutions impractical. Work spans advanced reasoning in mechanics, electromagnetism, thermodynamics, and quantum mechanics, with each challenge based on authentic research issues or practical applications. Clear documentation and accurate solutions are expected for every problem created. Responsibilities Create original optics problems modeled after actual research workflows Design challenges requiring extensive computation, beyond manual solving Develop scenarios in mechanics, electromagnetism, thermodynamics, and quantum mechanics Ground problems in real research or practical physics applications Document problems and provide thoroughly verified solutions Requirements Degree in Physics (theoretical, experimental, or computational) or a related field At least 2 years of experience in applied physics, research, or teaching Familiarity with numerical simulation techniques Ability to design problems that reflect real research processes Creative problem-solving skills across various physics domains Experience with physics modeling and approximation Strong written English skills at C1 level or higher Project details During active project periods, tasks generally require 10–20 hours per week. Actual workload depends on project needs and is not guaranteed. Commitment is expected only while assigned to a current project. Compensation Contributors may earn up to $35 per hour, with rates varying by project based on scope, complexity, and required expertise. Other projects on the platform may offer different compensation depending on their requirements. Application process Apply Pass qualification(s) Join a project Complete assigned tasks Receive compensation

Please submit your CV in English and include your English proficiency level. About the Role toloka-ai, in partnership with Mindrift, connects specialists with AI projects for top technology companies. This freelance position is project-based and does not offer permanent employment. What You Will Do Create original computational statistics problems that reflect real mathematical research processes. Design challenges that require Python programming to solve, using tools such as Numpy, SciPy, and Sympy. Develop problems that are computationally intensive, intended to take days or weeks to solve manually. Formulate tasks involving complex reasoning in areas like number theory, combinatorics, graph theory, and numerical analysis. Base problems on genuine research questions or practical mathematical applications. Validate solutions in Python with standard mathematical libraries. Document each problem clearly and provide verified, correct answers. Who We’re Looking For Degree in Statistics or a closely related field. Proficiency in Python for numerical validation. Knowledge of MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or similar libraries is also valued. Minimum of 2 years’ relevant experience (applied, research, or teaching roles). Strong written English skills (C1 or higher). Professional certifications (such as CMME, SAS Certifications, CAP) and experience with international or applied projects are a plus. How Projects Work The process includes: Application → Qualification Assessment → Project Participation → Task Completion → Compensation Time Commitment Expect to commit roughly 10–20 hours per week during active project phases. Actual hours depend on project requirements and are not guaranteed outside of active assignments. Compensation Earn up to $38 per hour. Actual pay depends on the complexity of the project, required expertise, and individual contributions. Compensation may vary between projects. Location This is a remote role based in Queensland, Australia.

Join KPMG Australia as a Consultant or Senior Consultant in our Project Assurance team, focusing on commercial and financial advisory services. You'll collaborate with clients to enhance their project outcomes, leveraging your expertise to assess risks and ensure successful delivery. Your role will involve engaging with various stakeholders, presenting findings, and driving continuous improvement initiatives.

Please submit your CV in English and specify your English proficiency level. About the Role Toloka AI, in partnership with Mindrift, offers project-based work for physics specialists with strong Python skills. This is a freelance, remote contract (not a permanent position) supporting the evaluation and development of AI systems for major technology partners. What You Will Do Create original computational physics problems that mirror real-world research workflows. Design tasks that require Python programming for solutions, using libraries such as Numpy, SciPy, and Sympy. Ensure problems are computationally intensive and cannot be solved manually in a short timeframe (days to weeks). Develop challenges involving advanced reasoning in mechanics, electromagnetism, thermodynamics, and quantum mechanics. Base tasks on actual research questions or practical physics applications. Validate solutions with Python and standard simulation libraries. 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. Proficiency in Python for numerical validation. Familiarity with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, Stata, or similar tools is a plus. At least 2 years of experience in applied, research, or teaching roles. Background in numerical simulation methods. Ability to design problems that reflect genuine physics research workflows. Creative approach to problem formulation across various physics domains. Familiarity with modeling and approximation techniques in physics. Strong written English skills (C1 level or above). Project Structure Application → Qualification → Project Engagement → Task Completion → Compensation Time Commitment Expect to dedicate around 10–20 hours per week during active project phases. Actual workload depends on project needs and is not guaranteed. Compensation Contributors may earn up to $35 per hour, depending on contribution level and task completion speed. Rates can vary by project based on complexity and required expertise. Other projects on the platform may offer different compensation structures.

Mindrift brings together skilled professionals and AI-focused projects from leading technology companies. The platform emphasizes collaboration between human expertise and AI, supporting the advancement of Generative AI through global talent. Role overview This part-time, freelance role focuses on data scraping for the Tendem project. The position is fully remote and based in Queensland, Australia. As an AI Pilot, collaboration with Tendem Agents will be central to delivering precise and dependable data extraction and processing. What you will do Manage the entire data extraction process from complex websites, producing structured datasets within deadlines. Work with internal tools such as Apify and OpenRouter, as well as custom workflows, to enhance data collection and validation. Adapt extraction methods to handle dynamic web content and respond to evolving site structures. Conduct validation checks and systematic reviews to ensure high data quality before delivery. Streamline scraping operations for large datasets by batching tasks and monitoring for consistent performance as websites change. Compensation Earnings may reach up to $32 per hour, depending on experience and the pace of contributions. Actual rates can vary with the scope and complexity of assigned projects.

Role overview Toloka AI is looking for a Mechanical Engineer with strong Python skills to work as a Freelance AI Trainer. This remote contract role is open to candidates based in Queensland, Australia. What you will do Develop training modules focused on artificial intelligence applications in mechanical engineering Create clear, engaging educational content for engineers Lead training sessions for learners interested in AI and mechanics Work closely with the engineering team to keep materials accurate and up to date What we’re looking for Background in mechanical engineering Proficiency in Python programming Experience teaching, mentoring, or developing technical content Interest in artificial intelligence and its use in engineering Location This is a remote freelance position based in Queensland, Australia.