https://aitrainers.jobs/ai-training-jobs/rlhf-eval/country/br10 open AI evaluation and rating roles name Brazil as a country they accept, and 8 more AI evaluation and rating roles are open worldwide. Among the 7 that state an hourly rate, the median is $15/hr.en Wed, 21 Oct 2026 00:05:45 GMT https://aitrainers.jobs/jobs/quality-evaluator-fluent-english-brazil-1fndm9https://aitrainers.jobs/jobs/quality-evaluator-fluent-english-brazil-1fndm9Fri, 16 Oct 2026 02:27:21 GMTRemote part-time work comparing chatbot responses across many topics and writing evaluation rationales. Suits fluent English writers with critical judgment and experience using AI models daily. https://aitrainers.jobs/jobs/cadence-evaluation-project-portuguese-1ezy6fhttps://aitrainers.jobs/jobs/cadence-evaluation-project-portuguese-1ezy6fFri, 20 Mar 2026 12:42:28 GMTRate and rank learning exercises written for middle and high school students in Portuguese, using written task guidelines. Suits qualified secondary-school teachers who have taught whole classes, ideally for several years. https://aitrainers.jobs/jobs/gaming-ai-feedback-specialist-fxrtfqhttps://aitrainers.jobs/jobs/gaming-ai-feedback-specialist-fxrtfqFri, 23 Jan 2026 00:00:00 GMTContract gaming AI feedback role on the Claru platform, with no task details in the listing. The posting gives too little information to judge who it suits. https://aitrainers.jobs/jobs/search-engine-evaluator-portuguese-brazil-2wdn92https://aitrainers.jobs/jobs/search-engine-evaluator-portuguese-brazil-2wdn92Mon, 14 Oct 2024 14:37:08 GMTRWS TrainAI · Brazil · Up to $6/hr https://aitrainers.jobs/jobs/ads-quality-rater-italian-brazil-h06dznhttps://aitrainers.jobs/jobs/ads-quality-rater-italian-brazil-h06dznMon, 08 Jul 2024 20:49:41 GMTGrade online ads in Italian and English to show how well the AI's ad picks match what users type into search. Suits Italian speakers living in Brazil who use the web daily and enjoy researching topics. https://aitrainers.jobs/jobs/ads-quality-rater-german-brazil-sz8zovhttps://aitrainers.jobs/jobs/ads-quality-rater-german-brazil-sz8zovWed, 19 Jun 2024 08:06:34 GMTGrade internet ads in German and English to show whether the AI's ad suggestions match a user's keywords. Suits German speakers living in Brazil who search the web often and like researching topics online. https://aitrainers.jobs/jobs/business-analyst-non-us-raters-7ea3l3https://aitrainers.jobs/jobs/business-analyst-non-us-raters-7ea3l3Mon, 19 Oct 2026 00:00:00 GMTCompares multiple chatbot responses against predefined criteria and writes assessments on accuracy, relevance and clarity. Suits business analysts with at least three years of experience who can work full time with US Pacific time overlap. https://aitrainers.jobs/jobs/quality-evaluator-fluent-english-europe-latam-1txcwrhttps://aitrainers.jobs/jobs/quality-evaluator-fluent-english-europe-latam-1txcwrMon, 12 Oct 2026 18:33:17 GMTPart-time remote evaluation of AI model responses, comparing outputs side by side and writing clear justifications. Suits fluent English readers and writers who use large language models extensively. https://aitrainers.jobs/jobs/ai-agent-evaluator-1js85ohttps://aitrainers.jobs/jobs/ai-agent-evaluator-1js85oMon, 12 Oct 2026 18:37:03 GMTPart-time remote evaluation of personalised AI assistant conversations, comparing how two assistants use context and respond to feedback. Suits fluent speakers of a supported language who use AI assistants and connected digital services day to day. https://aitrainers.jobs/jobs/ai-tutor-design-7zfbzqhttps://aitrainers.jobs/jobs/ai-tutor-design-7zfbzqThu, 03 Sep 2026 21:07:35 GMTEvaluates and refines design work across graphics, interfaces, websites and games, writing critiques that separate weak design from well-resolved work. Suits professional designers with a strong portfolio in at least one discipline. https://aitrainers.jobs/jobs/multilingual-ai-response-and-rubric-evaluator-bd60cuhttps://aitrainers.jobs/jobs/multilingual-ai-response-and-rubric-evaluator-bd60cuMon, 03 Aug 2026 20:11:31 GMTReview AI-generated reference answers and scoring rubrics in your language, correcting critical errors to improve how multilingual AI is assessed. Suits native speakers with strong reading comprehension and basic medical, financial or legal knowledge. https://aitrainers.jobs/jobs/business-owners-freelance-ai-trainer-project-h2fqedhttps://aitrainers.jobs/jobs/business-owners-freelance-ai-trainer-project-h2fqedTue, 12 May 2026 21:49:26 GMTRemote evaluation of merchant tools and AI-generated business summaries, checked against how your own business actually operates. Suits owners or managers of food, lodging, service or retail businesses who maintain a verified Google Business Profile. https://aitrainers.jobs/jobs/ai-training-specialist-6yg19ghttps://aitrainers.jobs/jobs/ai-training-specialist-6yg19gTue, 03 Mar 2026 20:10:35 GMTAlignerr · 21 countries · $40–120/hr https://aitrainers.jobs/jobs/ai-data-quality-analyst-2ndod3https://aitrainers.jobs/jobs/ai-data-quality-analyst-2ndod3Tue, 03 Mar 2026 20:10:35 GMTAlignerr · 25 countries · $40–120/hr https://aitrainers.jobs/jobs/product-review-analyst-byjtyehttps://aitrainers.jobs/jobs/product-review-analyst-byjtyeTue, 03 Mar 2026 20:10:35 GMTAlignerr · 10 countries · $40–120/hr https://aitrainers.jobs/jobs/content-reviewer-rl04fghttps://aitrainers.jobs/jobs/content-reviewer-rl04fgTue, 03 Mar 2026 20:10:35 GMTAlignerr · 18 countries · $40–120/hr https://aitrainers.jobs/jobs/conversation-quality-analyst-13853bhttps://aitrainers.jobs/jobs/conversation-quality-analyst-13853bTue, 03 Mar 2026 20:10:35 GMTAlignerr · 10 countries · $40–120/hr https://aitrainers.jobs/jobs/search-quality-evaluator-1p5e7zhttps://aitrainers.jobs/jobs/search-quality-evaluator-1p5e7zTue, 03 Mar 2026 20:10:35 GMTAlignerr · 25 countries · $40–120/hr https://aitrainers.jobs/jobs/e-commerce-data-analyst-jcc7buhttps://aitrainers.jobs/jobs/e-commerce-data-analyst-jcc7buTue, 03 Mar 2026 20:10:35 GMTAlignerr · 11 countries · $40–120/hr https://aitrainers.jobs/jobs/map-location-data-analyst-1sd6gshttps://aitrainers.jobs/jobs/map-location-data-analyst-1sd6gsTue, 03 Mar 2026 20:10:35 GMTAlignerr · 15 countries · $40–120/hr https://aitrainers.jobs/jobs/generalist-q2gjmbhttps://aitrainers.jobs/jobs/generalist-q2gjmbTue, 03 Mar 2026 20:10:35 GMTAlignerr · 25 countries · $40–120/hr https://aitrainers.jobs/jobs/domain-advisor-consultant-subject-matter-expert-137dyihttps://aitrainers.jobs/jobs/domain-advisor-consultant-subject-matter-expert-137dyiFri, 27 Feb 2026 00:11:56 GMTSet gold-standard rubrics and model answers for AI outputs in your own field, and explain why model reasoning fails. Suits established independent experts with advanced degrees who can articulate their methods in writing. https://aitrainers.jobs/jobs/garment-manufacturing-qc-specialist-freelance-ai-trainer-project-oaov38https://aitrainers.jobs/jobs/garment-manufacturing-qc-specialist-freelance-ai-trainer-project-oaov38Thu, 08 Jan 2026 05:19:52 GMTDiscuss garment inspection and factory quality scenarios with an AI model, checking whether its judgements match real production practice. Suits people with hands-on garment QC or production-floor inspection experience who can explain quality decisions clearly. https://aitrainers.jobs/jobs/generalist-ai-trainer-1rznyvhttps://aitrainers.jobs/jobs/generalist-ai-trainer-1rznyvThu, 18 Sep 2025 06:33:53 GMTTrainer work writing and evaluating prompts and AI responses, fact-checking outputs and comparing model answers. Suits strong writers with broad general knowledge who follow complex guidelines carefully. https://aitrainers.jobs/jobs/ai-qa-trainer-llm-evaluation-freelance-project-elbuc9https://aitrainers.jobs/jobs/ai-qa-trainer-llm-evaluation-freelance-project-elbuc9Thu, 18 Sep 2025 00:33:57 GMTRemote work testing large language models for hallucinations, jailbreaks and bias, then writing reproducible failure reports. Suits QA and evaluation specialists with ML or safety testing experience. https://aitrainers.jobs/jobs/natural-language-processing-specialist-je5dhehttps://aitrainers.jobs/jobs/natural-language-processing-specialist-je5dheFri, 05 Sep 2025 18:14:52 GMTNLP researchers who curate text datasets, evaluate language models and design evaluation metrics. Suits PhD-level specialists with several years of NLP research or industry work. https://aitrainers.jobs/jobs/ai-model-evaluation-specialist-5i3guihttps://aitrainers.jobs/jobs/ai-model-evaluation-specialist-5i3guiFri, 05 Sep 2025 18:14:52 GMTEvaluation specialists who design metrics, test model performance and analyse outputs for bias and accuracy. Suits senior ML or computer science experts with five or more years of evaluation work. https://aitrainers.jobs/jobs/app-store-and-music-search-evaluator-loh17ghttps://aitrainers.jobs/jobs/app-store-and-music-search-evaluator-loh17gFri, 18 Apr 2025 20:47:39 GMTEvaluate app store listings and music search results for usability and user intent, using side searches to confirm what each query means. Suits fluent speakers of a listed language with very high English who use an iOS device with a valid Apple ID.