Chemistry & Python Specialist - Freelance AI Trainer

Mindrift connects skilled professionals with project-based roles in AI development, focusing on testing, evaluating, and improving advanced AI systems. This freelance position is open to candidates based in Manitoba, Canada, and is not a permanent role. Role overview The Chemistry & Python Specialist will contribute to projects by designing and validating co…

Role overview Toloka AI seeks a Computer Science Specialist with strong Python experience for remote work on ongoing AI projects. This position is open to candidates living in Manitoba, Canada. The role centers on supporting the development and improvement of artificial intelligence systems. What you will do Contribute to a team dedicated to building and enhancing AI solutions Use Python to develop, test, and fine-tune AI-driven systems Collaborate with colleagues committed to advancing AI technology Work environment This is a fully remote position. Team members work virtually and participate from locations across Manitoba.

Please submit your CV in English and indicate your level of English proficiency. At Mindrift, we bridge talented specialists with exciting project-based AI opportunities for top-tier technology firms. Our primary focus lies in testing, evaluating, and enhancing AI systems. Please note that this role is project-based and does not constitute permanent employment.Opportunity OverviewEngagements vary by project, but responsibilities may include:Crafting sophisticated Computer Science challenges that mirror professional industry practices;Assessing AI solutions for accuracy, underlying assumptions, and constraints;Validating computations or simulations utilizing Python libraries such as NumPy, Pandas, and SciPy;Enhancing AI reasoning to conform with industry-standard logic;Implementing structured scoring metrics for multi-step challenges;Collaborating with a global network of PhD experts to uphold the highest scientific standards.Candidate ProfileThis opportunity is tailored for Computer Science experts experienced in Python, interested in part-time, non-permanent projects. Ideal candidates will possess:A degree in Computer Science or a related discipline;Proficiency in Python for numerical validation; experience with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or similar programming languages is also considered valuable;A minimum of 2 years of professional experience in applied work, research, or education;Exceptional written English skills (C1+ level);Relevant professional certifications (e.g., CMME, SAS Certifications, CAP) and experience in international or applied projects will be advantageous.Application ProcessSubmit your application → Complete qualification assessments → Join a project → Execute tasks → Receive compensation.Project CommitmentFor this project, involvement is anticipated to require approximately 10–20 hours per week during active phases, contingent on project specifics. This is an estimate and does not guarantee a fixed workload while the project is active.Compensation DetailsContributors can earn up to $45 per hour, depending on their expertise and contribution pace. Compensation rates may differ across projects based on complexity and required skills. Please be aware that other projects on the platform may offer varying compensation levels based on specific needs.

Welocalize, a leading global transformation partner, empowers brands and companies to successfully navigate their international business journeys. We specialize in multilingual content transformation services, offering translation, localization, and adaptation across over 250 languages, backed by a robust network of more than 400,000 in-country linguistic professionals. Our innovative approach to language services includes high-quality training data solutions for NLP-driven machine learning, combining cutting-edge technology with human expertise to meticulously collect, annotate, and assess all forms of content. With teams operating in North America, Europe, and Asia, we are dedicated to serving our global clients in the markets that matter most to them. www.welocalize.comRole OverviewWe are seeking a skilled freelance proofreader fluent in English and French Canadian, with a background in Life Sciences, for an ongoing proofreading project supporting several prominent pharmaceutical clients. The focus will be on documents intended for investigators, patients, and pharmacies.This position is fully remote and freelance, with an anticipated weekly workload of 2,000 to 5,000 words. There is no required minimum word count, as we value collaboration based on your availability.Project SpecificationsLocation: RemoteExpected Volume: 2,000 to 5,000 words per weekStart Date: ImmediateEmployment Type: Freelance/Independent ContractorTask Type: Translation, proofreading, and machine translationContent Types: Investigator-facing, patient-facing, and pharmacyCAT Tool: XTM

Join Lyft as a Data Science Decisions Specialist within our Verticals team! In this role, you'll leverage advanced data analytics and machine learning techniques to drive strategic decisions across various business domains. Collaborate with cross-functional teams to uncover insights that enhance operational efficiency and customer satisfaction.

We invite you to submit your CV in English and specify your English proficiency level.Mindrift connects talented professionals with project-based AI opportunities for leading technology firms, focusing on the evaluation, testing, and enhancement of AI systems. This is a project-based engagement, not a full-time position.Project Overview:Each project involves distinctive tasks, including:Creating innovative computational physics problems that emulate authentic physics research workflows;Developing programming challenges that necessitate Python solutions (utilizing Numpy, SciPy, Sympy);Ensuring tasks are computationally demanding and unsuitable for manual resolution within practical timeframes (days/weeks);Constructing problems that involve complex reasoning in mechanics, electromagnetism, thermodynamics, and quantum mechanics;Grounding problems in real-world research challenges or applications from the field of physics;Validating solutions using Python with established physics simulation libraries;Clearly documenting problem statements and providing verified correct answers.Candidate Profile:This role is ideal for physicists with Python expertise who are interested in part-time, project-based engagements. Preferred qualifications include:A degree in Physics (Theoretical, Experimental, or Computational) or a related discipline;Proficiency in Python for numerical validation; knowledge of MATLAB, R, C, SQL, Numpy, Pandas, SciPy, Stata, or any programming language is equivalent;At least 2 years of relevant professional experience: applied, research, or teaching experience is applicable;Experience with numerical simulation methodologies;Ability to design problems that reflect authentic physics research workflows;Creative problem design skills across various physics domains;Familiarity with physics modeling and approximation techniques;Strong command of written English (C1+ proficiency).Application Process:Apply → Pass qualifications → Join a project → Complete tasks → Receive compensation.Project Commitment:For this project, contributors are expected to allocate approximately 10–20 hours per week during active phases, contingent on project demands. This is an estimate and not a guaranteed workload.Compensation:Contributors can earn up to $35 per hour, depending on their contribution level and pace. Compensation may vary across projects based on their scope, complexity, and required expertise.

Please submit your CV in English and indicate your level of English proficiency.Mindrift is dedicated to linking talented specialists with innovative project-based opportunities in AI for top-tier technology companies, emphasizing the evaluation, testing, and enhancement of AI systems. This is a project-based engagement and does not constitute permanent employment.Opportunity OverviewEach project presents a variety of unique tasks that contributors may undertake, including:Creating original materials that simulate authentic engineering workflows;Formulating engineering problems that necessitate Python programming for simulations and calculations;Ensuring that these problems are computationally intensive, requiring numerical methods or iterative solutions;Developing challenges around system design, optimization, and analysis;Designing problems based on real-world research challenges or practical applications from the field;Validating solutions using Python with standard engineering libraries;Clearly documenting problem statements and providing verified, accurate answers.Qualifications and Skills RequiredThis role is ideal for material scientists and engineers with Python experience who are open to part-time, non-permanent work arrangements. The ideal candidates will possess:A degree in Material Science or a related discipline;Proficiency in Python for numerical validation; familiarity with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or any comparable programming language is acceptable;A minimum of 2 years of relevant professional experience, including applied, research, or teaching roles;A solid understanding of practical engineering constraints and approximations;Exceptional written communication skills in English (C1+ level).How the Process WorksApplication → Qualification Assessment → Project Engagement → Task Completion → CompensationExpected Project CommitmentThis project anticipates a commitment of approximately 10–20 hours per week during active phases, depending on project requirements. This is an estimate and does not guarantee a specific workload.Compensation DetailsContributors can earn up to $35 per hour, subject to their expertise and contribution pace. Please note that compensation may vary significantly across different projects based on their complexity and scope.

We invite you to submit your CV in English and specify your level of English proficiency.At Mindrift, we connect talented professionals with exciting, project-based AI opportunities for prestigious technology companies. Our focus is on evaluating, testing, and enhancing AI systems. Please note that participation is project-based and does not constitute permanent employment.Overview of the Role:Each project presents unique challenges, and as a contributor, you will:Design innovative computational physics problems that replicate authentic physics research workflows.Develop problems necessitating Python programming for solutions (utilizing libraries such as Numpy, SciPy, Sympy).Ensure the problems are computationally intense, requiring extensive time to solve (days or weeks).Create problems that involve complex reasoning in areas such as mechanics, electromagnetism, thermodynamics, and quantum mechanics.Base problems on genuine research challenges or practical applications in physics.Verify solutions using Python and established physics simulation libraries.Clearly document problem statements and provide verified correct answers.Qualifications We Seek:This opportunity is ideal for physicists experienced in Python who are open to part-time, non-permanent projects. The ideal candidates will possess:A degree in Physics (Theoretical, Experimental, or Computational) or related disciplines.Proficiency in Python for numerical validation. Equivalent experience in MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or domain-specific libraries is acceptable.A minimum of 2 years of professional experience, which may include applied, research, or teaching roles.Familiarity with numerical simulation techniques.The ability to craft problems that accurately reflect real physics research workflows.Creative problem-solving skills across various physics domains.Knowledge of physics modeling and approximation methods.Excellent written English skills (C1+ level).How the Process Works:Apply → Complete qualifications → Join a project → Perform tasks → Receive payment.Project Commitment:The estimated workload for this project is approximately 10–20 hours per week during active phases, depending on project requirements. This is an estimate and not a guaranteed workload.Compensation Details:Contributors may earn up to $35 per hour, contingent upon their contribution level and pace. Compensation varies by project and is influenced by the scope, complexity, and required expertise.

Role overview Numeris seeks a Senior Manager of Data Science to lead remote projects from Toronto, focusing on audience measurement. This position guides a team of data scientists as they create analytical models and shape methodologies that support Numeris services. What you will do Supervise and mentor a team of data scientists working on audience measurement projects Direct the creation of advanced analytical models to enhance Numeris products and services Develop and refine methodologies that influence how Numeris delivers value to its clients Use data insights to support strategic decisions across the organization Impact This role is central to Numeris’s ability to adapt in a changing industry. The Senior Manager of Data Science helps determine the direction of analytics, ensuring that clients benefit from approaches grounded in current thinking and innovation.

Please submit your CV in English and indicate your English proficiency level. Mindrift connects professionals with project-based AI work for technology companies. The focus is on assessing, evaluating, and improving AI systems. All positions are project-based and do not offer permanent employment. Role overview This freelance, remote position is available to candidates based in Manitoba, Canada. Material scientists with strong Python expertise will design and validate engineering challenges for AI projects. The work centers on creating realistic problems and ensuring solutions are accurate and practical. Main responsibilities Develop materials engineering problems that reflect real-world processes Create tasks requiring Python programming for calculations and simulations Ensure problems involve computational complexity, such as numerical methods or iterative solutions Design challenges focused on system design, optimization, and analysis Base problems on authentic research or practical engineering scenarios Validate all solutions using Python and standard engineering libraries Document problem statements clearly and provide verified solutions Requirements Degree in Material Science or a related field Proficiency in Python for numerical validation; experience with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or similar libraries is a plus At least 2 years of relevant experience in industry, research, or teaching Solid understanding of practical engineering constraints and approximations Strong written English skills at C1 level or higher Project commitment Expect to contribute roughly 10–20 hours per week during active project phases. Actual workload may vary depending on project needs. This estimate applies only during active phases and does not guarantee a set number of hours. Compensation Earn up to $35 per hour, depending on contribution and pace. Compensation may vary by project based on complexity, scope, and required expertise. Other projects on the platform may offer different rates depending on their needs. Application process Apply Meet qualifications Join a project Complete assigned tasks Receive compensation

We invite you to submit your CV in English, along with your English proficiency level.Mindrift connects talented specialists with exciting, project-based AI opportunities at leading technology companies, concentrating on the testing, evaluation, and enhancement of AI systems. Please note that this is a project-based engagement and does not constitute permanent employment.What This Role EntailsContributors will engage in diverse tasks that may include:Designing innovative computational statistics problems that replicate authentic mathematical research workflows;Developing problems that require Python programming to solve, utilizing libraries such as Numpy, SciPy, and Sympy;Creating computationally intensive problems that cannot be manually solved within a reasonable timeframe (days or weeks);Formulating problems that necessitate non-trivial reasoning across various mathematical domains, including number theory, combinatorics, graph theory, and numerical analysis;Grounding problems in real research challenges or practical scenarios from the field of mathematics;Validating solutions using Python and established mathematical libraries;Clearly documenting problem statements and providing verified correct answers.Desired QualificationsThis opportunity is ideal for statistics experts with Python experience seeking part-time, non-permanent project roles. The ideal candidates will possess:A degree in Statistics or a related field;Proficiency in Python for numerical validation. Familiarity with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, domain-specific libraries, or any programming language can be considered equivalent;At least 2 years of professional experience in applied statistics, research, or teaching;Strong written English skills (C1+ level);Professional certifications (e.g., CMME, SAS Certifications, CAP) and experience in international or applied projects are a plus.Application ProcessTo apply, please submit your application, pass the necessary qualifications, join a project, complete the assigned tasks, and receive payment.Project Time CommitmentDuring active phases, tasks for this project are estimated to require approximately 10–20 hours per week, depending on project needs. This is an estimate and may vary based on the active project requirements.CompensationContributors can earn up to $38 per hour, contingent on their level of expertise and contribution pace. Compensation may differ across projects based on their scope, complexity, and required expertise. Please be aware that other projects on the platform may offer varying earning levels based on specific requirements.

Join our innovative team at MongoDB as a Senior Python Engineer, where you will play a crucial role in designing, developing, and optimizing high-performance applications. Your expertise in Python will help us enhance our product offerings while working in a collaborative environment that values creativity and technical excellence.

About UsJoin StripeAs a leading financial infrastructure platform, Stripe empowers businesses to streamline their payment processes, boost revenue, and unlock new growth opportunities. Our mission is to enhance the global economy through the internet, and we invite you to be part of this transformative journey. With millions of users ranging from large enterprises to innovative startups, your work here will have a profound impact on the future of commerce.The Data Foundations TeamOur Data Foundations team is at the forefront of data engineering and tooling at Stripe. We enable various teams across the organization to harness the power of data for informed decision-making and user-centric product development. We are seeking passionate software engineers with a strong data focus to help us manage critical data that drives our business. If you're enthusiastic about designing robust data pipelines and creating data-driven user experiences, we would love to connect with you.Team Matching: In the final stages of the hiring process, we will match you to specific subteams based on your expertise and interests. We may also consider you for other teams based on your qualifications and location. For more details on our team matching process, please refer to this document.

Join Syntronic: Where Your Innovation Shapes the FutureAt Syntronic, we lead the charge in setting industry benchmarks! Partner with pioneering organizations and brilliant minds to transform visionary concepts into tangible solutions. Picture yourself working on state-of-the-art telecommunications, innovative automotive technologies, essential healthcare advancements, and revolutionary industrial automation. Our projects are diverse and impactful, standing at the cutting edge of technological evolution. Become a part of something remarkable!About Us:Syntronic is a worldwide frontrunner in design and development, focusing on electronics, electro-mechanics, and software solutions. We are more than just a company; we are a community of innovators. Our teams engage in projects that will shape the future—from developing advanced communication systems and autonomous vehicles to enhancing IoT solutions that change daily living. At Syntronic, your contributions will truly matter.What We Seek:We are on the lookout for talented individuals who wish to:· Collaborate with prestigious clients on groundbreaking projects.· Engage with and learn from industry leaders.· Innovate from inception to implementation, maintaining high standards.· Acquire international experience on global initiatives.· Flourish in an entrepreneurial atmosphere that champions new ideas.· Explore diverse sectors including telecommunications, automotive, healthcare, and industrial automation.We are looking for a Senior Data Science Specialist to convert raw data into actionable insights for business strategy. In this role, you will employ advanced mathematics, statistics, and machine learning techniques to forecast trends, uncover significant patterns, and offer strategic recommendations.Your responsibilities will encompass the entire analytical lifecycle—from grasping business needs to architecting scalable, automated models that bolster data-driven decision-making throughout the organization.

About LanternLantern is a leading specialty care platform designed to connect individuals with top-tier healthcare when they need it most. By establishing a curated Network of Excellence, which includes the nation's foremost specialists across various medical fields such as surgery, cancer care, and infusions, Lantern not only ensures quality care but also delivers substantial cost savings to employers and their employees. Our dedicated care teams, comprising Care Advocates and nurses, accompany members throughout their healthcare journey, empowering them to regain their health, reconnect with their families, and return to their professional lives. With convenient access to specialists across the nation, Lantern makes quality healthcare accessible to most individuals. Trusted by some of the largest employers in the country, we serve over 6 million members nationwide. Discover more about us at lanterncare.com.About You:You leverage LOGIC in your decision-making, understanding that progress is essential for enacting change. You prioritize executing your tasks while thriving in a fast-paced environment, celebrating both minor and major victories along the way.INCLUSION is a fundamental aspect of your values. You highly value a diverse and inclusive workplace, eager to collaborate with a team that encompasses a variety of experiences and perspectives.With GRIT, determination, and ambition, you are equipped to tackle significant challenges. You believe that substantial problems necessitate innovative solutions and a supportive team to foster new ideas.You possess a deep commitment to your customers, driven to maintain HUMANITY in every decision made. Your motivation stems from the individuals utilizing your product, as they are the core of your drive for change.Guided by integrity, you emphasize the importance of TRUTH over simply providing answers that are comfortable to hear.Collaboration is vital for you, and you flourish in a team environment where innovation and change are fostered.These pillars of LIGHT serve as a reminder to our team of the impact we have by offering guidance and support in navigating the often intricate landscape of healthcare. We aspire to illuminate pathways for individuals to access the best care, resources, and support they require to return to their lives.If this resonates with you, we would be delighted to discuss career opportunities at Lantern.

At PointClickCare, our mission is clear: to empower healthcare providers to deliver exceptional care. This commitment begins with our people. As a prominent health tech organization, privately held and founded by visionary leaders, we enable our team members to innovate, challenge the status quo, and contribute to the evolution of healthcare.With the largest dataset in long-term and post-acute care and a network of over 400 integrated partners, our platform supports more than 30,000 provider organizations, significantly impacting millions of lives. We prioritize innovation, reinvesting a considerable portion of our revenue into research and development to provide our employees with the tools necessary for meaningful contributions. Recognized by Forbes as a leading private cloud company and celebrated as one of Canada’s Most Admired Corporate Cultures, we foster an environment of flexibility, growth, and purpose.At PointClickCare, we believe in a future of healthcare that puts people first, accelerated by AI to drive significant and lasting change. Our employees leverage AI as a catalyst for creativity, efficiency, and informed decision-making. By incorporating AI tools into our workflows, we enhance collaboration and improve outcomes, ensuring that every team member has the capability to maximize their impact. Our hiring practices focus on identifying AI expertise that aligns with our mission, and we continually invest in training and development to nurture innovation throughout the employee journey.Join us in transforming healthcare — not just to survive, but to thrive. To discover more about what it's like to work at PointClickCare, visit Life at PointClickCare and connect with us on Glassdoor and LinkedIn.

We are seeking a talented and enthusiastic Data Engineer who thrives on the challenge of transforming raw data into actionable insights. If you are passionate about analytics and eager to contribute to the development and scaling of data capabilities within organizations, this role is for you. You will work closely with fellow data scientists to create robust data tools and pipelines that enhance data accessibility and usability. Your expertise in designing ETL workflows and data schemas will be crucial, and your critical thinking and problem-solving abilities will help drive our projects forward.

Manager, Data Engineering (Product Intelligence) About Plusgrade Plusgrade is seeking an experienced Data Engineering Manager to lead a dedicated team focused on designing and operating the data infrastructure that supports our event-driven architecture, Machine Learning applications, and AI-powered products. If you are passionate about empowering ML and data science teams to work with robust, scalable, and high-quality data products, and you have a proven track record of building and managing high-performing data engineering teams, we would love to meet you. In this role, you will be responsible for the development and operation of core data pipelines, feature stores, model serving integrations, and real-time streaming infrastructure that supports ML applications, ML Ops, and data science initiatives. You will collaborate closely with ML engineers, data scientists, and platform teams to ensure that data systems meet the requirements of production ML/AI applications—balancing data freshness, reliability, scalability, and cost-effectiveness. You will also contribute to defining best practices in data engineering for event-driven architecture and ML use cases, promote the adoption of governance and compliance standards, and participate in shaping Plusgrade’s long-term data strategy. With a servant leadership approach and sound technical judgment, you will guide your team while collaborating with product and technical leaders to drive innovation throughout the organization. This role reports to the VP of Data Engineering. The Data Engineering Product Intelligence team is at the heart of Plusgrade's product vision, and we take pride in building the foundations that power our most advanced AI experiences.

Please submit your CV in English, specifying your English proficiency level.At Mindrift, we specialize in connecting talented professionals with exciting project-based AI opportunities across renowned tech companies, dedicated to the testing, evaluation, and enhancement of AI systems. Note that participation is on a project basis and does not constitute permanent employment.Project Involvement Includes:Designing innovative computational physics problems that emulate authentic research workflows;Creating problems that necessitate Python programming for solutions (utilizing libraries such as Numpy, SciPy, Sympy);Ensuring problems are computationally demanding and not solvable manually within practical timeframes (days/weeks);Developing problems that require complex reasoning in mechanics, electromagnetism, thermodynamics, and quantum mechanics;Rooting problems in real research challenges or practical applications from the field of physics;Validating solutions using Python alongside standard physics simulation libraries;Clearly documenting problem statements and providing verified correct answers.Desired Qualifications:This role is ideal for quantum researchers proficient in Python, seeking part-time, non-permanent project opportunities. Preferred candidates will possess:A degree in Physics (Theoretical, Experimental, or Computational) or related disciplines;Proficiency in Python for numerical validation; familiarity with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or any specific programming language may be considered equivalent;A minimum of 2 years of professional experience in applied research or teaching;Experience with numerical simulation methodologies;Adeptness in designing problems that reflect genuine physics research workflows;Creative problem design skills spanning various physics domains;Knowledge of physics modeling and approximation techniques;Strong command of written English (C1+ level).Application Process:Apply → Pass qualifications → Join a project → Complete assigned tasks → Receive paymentProject Time Commitment:During active project phases, tasks are estimated to require approximately 10–20 hours per week, contingent on project demands. This is an estimate and not a guaranteed workload.Compensation:Contributors can earn up to $35 per hour, varying with their contribution level and speed. Compensation may differ across projects depending on scope, complexity, and expertise required.

We are seeking a skilled SQL Database Administrator to join our dynamic team at info-ways. The ideal candidate will have a strong background in managing and optimizing SQL databases, ensuring high levels of performance, availability, and security.As a SQL DBA, you will be responsible for installing, configuring, and maintaining SQL Server instances, performing troubleshooting and recovery, and implementing backup and restore strategies. Your expertise will help us to enhance our database solutions and support our business objectives effectively.