AI Trainer - Freelance Annotator (Portuguese)
$23 per hourToloka Annotators
Overview This opportunity is only for candidates currently residing in the specified country. Your location may affect eligibility and rates. Please submit your resume in English and indicate your level of English. At Toloka, we connect smart, curious people from around the world with freelance online tasks that train and improve artificial intelligence. What We Do The Toloka Annotators connects individuals with Generative AI projects from leading tech innovators. Our mission is to unlock the full potential of AI by involving real people from around the world in the development process. About The Role Annotation is what helps AI make sense of the world. As an annotator, you may be invited to take part in online projects such as rating AI-generated content, evaluating factual accuracy, or comparing responses — when projects are available. Responsibilities Carefully review provided data (text, images, or videos) Label or classify content based on project guidelines Identify and flag factually incorrect, sensitive, inappropriate, or unclear material Important note : This is project-based work. Tasks are available only when projects are active. You may be invited to one or more projects depending on your profile and current opportunities. Requirements Currently studying at a university or holding a completed Bachelor's, Master's, or PhD degree in any professional field Proficient in Portuguese (C2) and advanced in English (C1 or higher), both written and spoken Logical thinking, fact-checking and reasoning abilities Strong attention to detail and ability to understand and follow complex instructions Strong communication skills, including the ability to ask clarifying questions when needed Genuine interest in technology and artificial intelligence Benefits Get paid for your expertise, with rates that can go up to $23/hour depending on your skills, experience, and project needs Take part in a part-time, remote, freelance project that fits around your primary professional or academic commitments Work on advanced AI projects and gain valuable experience that enhances your portfolio Influence how future AI models understand and communicate in your field of expertise #J-18808-Ljbffr Toloka Annotators
- A leading AI project company is seeking annotators for freelance, part-time remote work. You will be responsible for reviewing and labeling data across various... ...at least a Bachelor's degree, be proficient in Portuguese, and have strong English skills. This project offers...FreelancePortuguese language skillsRemote jobPart timeFlexible hours
- Toloka is seeking online annotators to join AI-related projects, rating content, evaluating factual accuracy, and comparing responses... ...as projects become available. This role is remote, part-time, freelance, and compensation varies by project scope. Applicants should have...FreelanceRemote jobPart time
$55 per hour
...power of collective intelligence to ethically shape the future of AI. What we do The Mindrift platform connects specialists... ...and sometimes work with challenging, complex guidelines. Our freelance role is fully remote so, you just need a laptop, internet connection...FreelanceRemote jobFull timePart time$50 per hour
...power of collective intelligence to ethically shape the future of AI. What we do The Mindrift platform connects specialists... ...and sometimes work with challenging, complex guidelines. Our freelance role is fully remote so, you just need a laptop, internet connection...FreelanceRemote jobFull timePart time$55 per hour
...Please submit your CV in English and indicate your level of English proficiency. Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not...FreelancePermanent employmentTemporary workPart time10 hours per week$60 per hour
...Please submit your CV in English and indicate your level of English proficiency. Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not...FreelancePermanent employmentTemporary workPart time10 hours per week$55 per hour
...power of collective intelligence to ethically shape the future of AI. What We Do The Mindrift platform, launched and powered by... ..., and project needs. Take part in a part‑time, remote, freelance project that fits around your primary professional or academic commitments...FreelancePermanent employmentPart timeRemote workFlexible hours$60 per hour
A leading tech company is seeking part-time legal consultants to engage in project-based AI opportunities. Ideal candidates will have a law degree and at least two years of legal practice experience in the US. Tasks involve generating challenges for AI, evaluating solutions...FreelancePart time10 hours per week$76 per hour
What This Opportunity Involves Design original computational physics problems that simulate real physics research workflows; Create problems requiring Python programming to solve (using Numpy, SciPy, Sympy); Ensure problems are computationally intensive and cannot be...FreelanceHourly pay10 hours per week$55 per hour
Freelance Chemistry Expert with Python - AI Trainer 1 week ago Be among the first 25 applicants This opportunity is only for candidates currently residing in the specified country. Your location may affect eligibility and rates. Please submit your resume in English and...FreelancePart timeRemote work- Obsidian is seeking experienced Adult Inpatient Nurses (RNs) to train and evaluate AI systems used in clinical settings. You will translate bedside documentation into structured feedback to improve AI accuracy, safety, and reliability. You will annotate nursing assessments...
$60 per hour
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$55 - $120 per hour
...Freelance Legal Translators, Transcribers, and Interpreters Freelance Legal Translators, Transcribers, and Interpreters Location... ...languages: Greek, Indonesian, Japanese, Italian, Lithuanian, Portuguese, or Romanian Responsibilities: Provide accurate translation...FreelancePortuguese language skillsHourly payFor contractorsWork at officeRemote work$55 per hour
Freelance AI Trainer - Civil Engineering & Python 4 days ago Be among the first 25 applicants This opportunity is only for candidates currently residing in the specified country. Your location may affect eligibility and rates. Please submit your resume in English and...FreelancePart timeRemote workFlexible hours$80 per hour
...power of collective intelligence to ethically shape the future of AI. What We Do The Mindrift platform connects specialists with AI... ...quickly and sometimes work with challenging, complex guidelines. Our freelance role is fully remote so, you just need a laptop, internet...FreelancePart timeRemote work$55 per hour
...power of collective intelligence to ethically shape the future of AI. What We Do The Mindrift platform, launched and powered by... ...quickly and sometimes work with challenging, complex guidelines. Our freelance role is fully remote so you just need a laptop, internet...FreelancePermanent employmentPart timeRemote workFlexible hours- ...Outlier connects subject matter experts with AI training projects Outlier is one of the world's largest expert platforms, connecting... ...comp & self-employed finances — RSUs, stock options, ESPP, or freelancer/self-employed personal cash-flow. What you will be doing...FreelanceWeekly paySelf employmentWorldwide
$69 per hour
Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. What This Opportunity Involves Participation is project-based, not permanent employment. Design original computational...FreelanceHourly payPermanent employmentTemporary workPart time10 hours per week- ...is seeking fluent Spanish speakers from Spain, Argentina, Chile, Mexico, and Colombia for a remote freelance role. Participants will conduct video calls to train an AI model by capturing emotions and cultural sentiments, helping to enhance human-like interactions. The...FreelanceRemote job
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About Prolific Prolific is not just another player in the AI space - we are building the biggest pool of quality human data in the world. AI Trainer - Advanced Telugu Fluency Over 35,000 AI developers, researchers, and organizations use Prolific to gather data from paid...Shift work- ...lead technology training, coaching, and user support for attorneys and professionals in a modern legal environment. You will train on AI concepts and tools like Harvey, CoCounsel, Vincent, and Microsoft 365 apps, create practical learning resources, and partner with IT...
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- Obsidian is seeking experienced professionals to build realistic enterprise environments for AI training on Project Atlas. You will leverage your expertise from pharma and biotech to create high-fidelity environments simulating regulated enterprise workflows. Ideal candidates...
$1,150 - $1,450 per month
Role Overview Mercor is partnering with leading AI labs on Project Atlas — an initiative to build realistic enterprise environments that frontier AI agents are trained and evaluated in. We’re seeking experienced professionals from Fortune 500 pharmaceutical and biotechnology...Hourly payFull time- YO AI Labs is seeking a remote Lawyer contractor to contribute legal expertise to AI training projects. You will grow and refine high-quality legal content, including memoranda and contracts, for real-world AI applications, collaborating with a multidisciplinary team....Remote jobFor contractorsFlexible hours
$80 - $120 per hour
...Job Description Job Description About the job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark , General Catalyst , Peter Thiel , Adam D'Angelo , Larry Summers...Contract workSummer workWork at officeRemote work$80 - $120 per hour
...Job Description Job Description About the job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark , General Catalyst , Peter Thiel , Adam D'Angelo , Larry Summers...Contract workSummer workWork at officeRemote work
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