Jobs / Countries / Brazil
AI training jobs listed for Brazil
53 open roles whose own listing names Brazil, from 10 platforms. 0 publish pay on the listing, and we never estimate it. A listing's location is not proof you can apply from there: each role page links to the official listing, so check who can apply.
Last verified 2026-11-10 (daily pull)
Disclosure: our founder works at Mercor.
Private draft: country pages are gated on launch approval.
Platforms with roles listed for Brazil
Platform
Open roles
RWS TrainAI 15
Lilt Community 10
Invisible (Meridial) 8
Anyone AI 7
Welo Data 4
Sigma AI 3
Mercor 2
Terac 2
G2i 1
Volga Partners 1
Counted when the listing's location names one of: Brazil, São Paulo, Rio de Janeiro, Recife, Brasilia . The listing's location is not a promise that you can apply from there; each role page links to the official listing. 53 of the 53 roles are link-only (title, platform, location and official link only); 0 publish pay on the listing. We never estimate pay.
Every role listed for Brazil
Law (2)
Software (1)
Other fields (50)
Subject Matter Expert – Healthcare & Social Assistance (Portuguese BR) – Remote · Lilt Community · Brazil (Remote) · Link only
Brazil Personal & Cross-Border Finance – Paid Research Study · Mercor · Remote (Brazil) · Link only
Subject Matter Expert – Finance (Portuguese BR) – Remote · Lilt Community · Brazil (Remote) · Link only
Full-Stack Developer (Brazil) · Anyone AI · Brazil · Link only
Python Developer - Remote in Brazil · Anyone AI · Brazil · Link only
Senior Software Engineer, AI Training - Brazil · G2i · Brazil · Link only
Backend Developer (Brazil) · Anyone AI · Brazil · Link only
Mathematics Specialist (Fluent in Portuguese - Brazil) - Freelance AI Trainer Project · Invisible (Meridial) · Brazil · Link only
Science Specialist (Fluent in Portuguese - Brazil) - Freelance AI Trainer Project · Invisible (Meridial) · Brazil · Link only
STEM Specialist (Fluent in Portuguese - Brazil) - Freelance AI Trainer Project · Invisible (Meridial) · Brazil · Link only
Physics Expert - AI Trainer (Brazil) · Anyone AI · Brazil · Link only
Mathematics Expert - (Brazil) · Anyone AI · Brazil · Link only
Biology Expert - AI Trainer (Brazil) · Anyone AI · Brazil · Link only
Chemistry Master's and PhDs: Paid Expert Contributions · Terac · Brazil · Link only
Subject Matter Expert – Mathematics (Portuguese BR) – Remote · Lilt Community · Brazil (Remote) · Link only
Subject Matter Expert – Natural Sciences (Portuguese BR) – Remote · Lilt Community · Brazil (Remote) · Link only
Subject Matter Expert – Quantative/Scientific/Corporate Domains - Portuguese BR Remote · Lilt Community · Brazil (Remote) · Link only
AI Benchmark Engineer | Native Language Specialist - Portuguese (Brazil) - Remote · Lilt Community · Brazil (Remote) · Link only
Carioca Dialect Specialist - Freelance AI Trainer Project · Invisible (Meridial) · Brazil · Link only
Language Alignment & Resource Partner (Portuguese) - Freelance AI Trainer Project · Invisible (Meridial) · Brazil · Link only
Paulistano Dialect Specialist - Freelance AI Trainer Project · Invisible (Meridial) · Brazil · Link only
Portuguese Language Specialist (Brazil) - Freelance AI Trainer Project · Invisible (Meridial) · Brazil · Link only
Ads Quality Rater - German (Brazil) · Welo Data · Brazil · Link only
Ads Quality Rater - Italian (Brazil) · Welo Data · Brazil · Link only
Hydrus - Session Director - Portuguese (BR) - V2 · Welo Data · Brazil · Link only
Brazilian Portuguese - Animals & Pets Subject Matter Expert (SME) · RWS TrainAI · Rio de Janeiro · Link only
Brazilian Portuguese - Arts Subject Matter Expert (SME) · RWS TrainAI · Rio de Janeiro · Link only
Brazilian Portuguese - Fandoms Subject Matter Expert (SME) · RWS TrainAI · São Paulo · Link only
Brazilian Portuguese - Food, Drink & Culinary Culture Subject Matter Expert (SME) · RWS TrainAI · Recife · Link only
Brazilian Portuguese - Games & Puzzles Subject Matter Expert (SME) · RWS TrainAI · Rio de Janeiro · Link only
Brazilian Portuguese - History Subject Matter Expert (SME) · RWS TrainAI · São Paulo · Link only
Brazilian Portuguese - Home & Garden Subject Matter Expert (SME) · RWS TrainAI · São Paulo · Link only
Brazilian Portuguese - Internet Culture Subject Matter Expert (SME) · RWS TrainAI · Rio de Janeiro · Link only
Brazilian Portuguese - Literature & Linguistics Subject Matter Expert (SME) · RWS TrainAI · Rio de Janeiro · Link only
Brazilian Portuguese - Religion & Philosophy Subject Matter Expert (SME) · RWS TrainAI · São Paulo · Link only
Brazilian Portuguese - Sports Subject Matter Expert (SME) · RWS TrainAI · São Paulo · Link only
Search Engine Evaluator - Portuguese (Brazil) · RWS TrainAI · Brasilia · Link only
Quality Evaluator – Fluent English (Brazil) · Anyone AI · Brazil · Link only
AI Evaluation & Annotation Reviewer (L3 - Advanced Level) - Portuguese · Volga Partners · Brazil; Peru; Spain; Portugal · Link only
Portuguese Linguistic Projects (Remote) -- Sigma AI · Sigma AI · Brazil, Brazil · Link only
Vietnamese Linguistic Projects (Remote) · Sigma AI · Argelia, Algeria; Sierra Leone, Sierra Leone; Senegal, Senegal; Mexico, Mexico; South Korea, South Korea; Porto novo, Benin; Botswana, Botswana; Thailand, Thailand; Turkmenistan, Turkmenistan; Port Vila, Vanuatu; Zimbabwe, Zimbabwe; Zambia, Zambia; Argentina, Argentina; Democratic Republic of the Congo, Democratic Republic of the Congo; Ulaanbaatar, Mongolia; Tokyo, Japan; Turkey, Türkiye; Philippines, Philippines; Argentina, Argentina; Kenya, Kenya; Kyrgyzstan, Kyrgyzstan; Morocco, Morocco; Mozambique, Mozambique; Katmandu, Nepal; Nigeria, Nigeria; Maldives, Maldives; Chile, Chile; Azerbaijan, Azerbaijan; Bangladesh, Bangladesh; Marshall Islands, Marshall Islands; Praia, Cabo Verde; Tokyo, Japan; Thailand, Thailand; Uganda, Uganda; Pakistan, Pakistan; Uzbekistan, Uzbekistan; Cameroon, Cameroon; Kazakhstan, Kazakhstan; Türkiye, Türkiye; Tanzania, Tanzania; Samoa, Samoa; Niamey, Niger; Mozambique, Mozambique; Angola, Angola; Cambodia, Cambodia; Madagascar, Madagascar; Malawi, Malawi; Burkina Faso, Burkina Faso; Guinea-Bissau, Guinea-Bissau; Laos, Laos; Kazakhstan, Kazakhstan; Bissau, Guinea-Bissau; Ghana, Ghana; Egipto, Egypt; Chad, Chad; Armenia, Armenia; Malaysia, Malaysia; Colombia, Colombia; Portugal, Portugal; South Africa, South Africa; Indonesia, Indonesia; Brasília, Brazil; Bukittinggi, Indonesia; Hat Yai, Thailand; İstanbul, Türkiye; Palu City, Indonesia; Singapore, Singapore; Kathmandu, Nepal; Alberta, Canada; Hawaii, United States; Kansas, United States; Manitoba, Canada; Mexico City, Mexico; Saskatchewan, Canada; Glasgow, United Kingdom; Harrow, United Kingdom; Hounslow, United Kingdom; Isle of Harris, United Kingdom; Leicester, United Kingdom; London, United Kingdom; Scotland, UK, United Kingdom; Southall, United Kingdom; Wembley, United Kingdom; Miami, United States; New York, United States; Belgrade, Serbia; Ottawa, Canada; French Polynesia, French Polynesia; Philippines, Philippines; Seychelles, Seychelles; Perú, Peru; Berlin, Germany; Budapest, Hungary; France, France; Germany, Germany · Link only
Chinese Linguistic Projects (Remote) -- Sigma AI · Sigma AI · Angola, Angola; Morocco, Morocco; Madagascar, Madagascar; Ulaanbaatar, Mongolia; Mexico, Mexico; Mexico City, Mexico; Tanzania, Tanzania; Katmandu, Nepal; Thailand, Thailand; Thailand, Thailand; Albania, Albania; Indonesia, Indonesia; Argentina, Argentina; South Korea, South Korea; Turkey, Türkiye; Brasília, Brazil; Italy, Italy; Malaysia, Malaysia; Poland, Poland; Taiwan, Taiwan; Maldives, Maldives; France, France; Perú, Peru; Chile, Chile; Argentina, Argentina; Philippines, Philippines; Tokyo, Japan · Link only
Audiobook QA Expert — Portuguese (Brazil) · Mercor · Remote — preferred: Brazil · Link only
AI Training Contributor - Portuguese (Brazil) - Remote · Lilt Community · Brazil (Remote) · Link only
Subject Matter Expert – Robotics (Portuguese BR) – Remote · Lilt Community · Brazil (Remote) · Link only
General Participants: Paid Video Recording Study · Terac · Brazil · Link only
Voice Talent - Brazilian Portuguese - Female - Remote · Lilt Community · Brazil (Remote) · Link only
Brazilian Portuguese - Fashion & Style Subject Matter Expert (SME) · RWS TrainAI · São Paulo · Link only
Brazilian Portuguese - TV, Film, Animation & Cartoons Subject Matter Expert (SME) · RWS TrainAI · Recife · Link only
Subject Matter Expert – Manufacturing & Industrial Operations (English/Portuguese BR) – Remote · Lilt Community · Brazil (Remote) · Link only
Search these roles · All countries · All job pages
Other countries
United States , India , United Kingdom , Spain , Canada , Argentina , Japan , Philippines , Poland , Germany , France , Mexico , Italy , Indonesia , Malaysia , Singapore , Colombia , Turkey , Thailand , Netherlands , Chile , Pakistan , Sweden , Portugal , South Korea , Australia , Egypt , Romania , Saudi Arabia , Switzerland , Belgium , China , Peru , Taiwan , Vietnam , Czechia , Estonia , Lithuania , Denmark , Latvia , South Africa , Hong Kong , Norway , Algeria , Bulgaria , Finland , Hungary , Slovakia , Greece