https://aitrainers.jobs/ai-training-jobs/country/esRemote AI training work you can do from Spain: roles that accept residents of Spain, plus roles open worldwide. Most are paid hourly in US dollars.en Tue, 03 Nov 2026 04:06:42 GMT https://aitrainers.jobs/jobs/ai-security-testing-analyst-16ex9zhttps://aitrainers.jobs/jobs/ai-security-testing-analyst-16ex9zFri, 30 Oct 2026 00:00:02 GMTProbes AI systems with adversarial prompts and edge cases to find guardrail failures, then documents them in structured reports. Suits security-minded people with some LLM or AI experience who work well asynchronously. https://aitrainers.jobs/jobs/spanish-spain-audio-transcriptionist-ai-training-l4ibxrhttps://aitrainers.jobs/jobs/spanish-spain-audio-transcriptionist-ai-training-l4ibxrThu, 29 Oct 2026 00:00:02 GMTTranscribe Peninsular Spanish audio verbatim, handling crosstalk, background noise and several speakers under a detailed style guide. Suits native Castilian speakers with excellent listening skills and careful written Spanish who want self-paced remote work. https://aitrainers.jobs/jobs/basque-speaker-recording-quality-assurance-1vcbcrhttps://aitrainers.jobs/jobs/basque-speaker-recording-quality-assurance-1vcbcrWed, 28 Oct 2026 16:07:23 GMTNative Basque speakers listen to recordings, compare them with prompt text and correct small mismatches or tag larger faults. The work suits careful listeners with some QA or transcription experience who can give about seven hours a week. https://aitrainers.jobs/jobs/ai-conversation-recording-contributor-galician-1szwn2https://aitrainers.jobs/jobs/ai-conversation-recording-contributor-galician-1szwn2Wed, 21 Oct 2026 17:16:20 GMTRemote, task-based recording of spontaneous Galician speech for speech AI evaluation and training. Suits native Galician speakers with a quiet recording space who can follow detailed guidelines closely. https://aitrainers.jobs/jobs/ai-conversation-recording-contributor-catalan-1lc9vmhttps://aitrainers.jobs/jobs/ai-conversation-recording-contributor-catalan-1lc9vmWed, 21 Oct 2026 16:18:22 GMTRemote, task-based recording of spontaneous Catalan speech for speech AI evaluation and training. Suits native Catalan speakers with a quiet recording space who can follow detailed guidelines closely. https://aitrainers.jobs/jobs/spanish-audio-transcriptionist-ai-training-12hrf3https://aitrainers.jobs/jobs/spanish-audio-transcriptionist-ai-training-12hrf3Wed, 14 Oct 2026 14:46:43 GMTTranscribe spoken Spanish from Spain and correct existing transcripts, flagging crosstalk, pauses and background noise. Suits native Spanish speakers who work well alone and follow detailed style guidelines. https://aitrainers.jobs/jobs/mobile-device-data-collection-spanish-spain-1ymwruhttps://aitrainers.jobs/jobs/mobile-device-data-collection-spanish-spain-1ymwruWed, 07 Oct 2026 08:11:18 GMTRemote recording of short, unscripted solo phone calls in Spanish, playing a customer role to help voice AI sound natural. It suits native Spanish speakers living in Spain who have a recent iPhone and a quiet room. https://aitrainers.jobs/jobs/remote-audio-tasks-spanish-language-18ezluhttps://aitrainers.jobs/jobs/remote-audio-tasks-spanish-language-18ezluThu, 01 Oct 2026 15:07:11 GMTRead short scripts in European Spanish and record them for a remote speech dataset. Suits fluent native speakers with a quiet space and a smartphone who want self-paced part-time tasks. https://aitrainers.jobs/jobs/quality-assurance-rater-spanish-es-1ppe1uhttps://aitrainers.jobs/jobs/quality-assurance-rater-spanish-es-1ppe1uWed, 30 Sep 2026 10:49:36 GMTRates search results and AI-generated content for accuracy and usefulness, then writes feedback on guideline gaps. Suits senior raters resident in Spain who write clearly in Spanish and English and enjoy research. https://aitrainers.jobs/jobs/quality-control-specialist-for-ai-ml-with-spanish-es-language-jvlm66https://aitrainers.jobs/jobs/quality-control-specialist-for-ai-ml-with-spanish-es-language-jvlm66Wed, 23 Sep 2026 11:46:50 GMTReviews finished speech transcripts for accuracy, punctuation, capitalization and number formatting against project guidelines. Suits detail-focused native speakers with strong written skills who can work independently to deadlines. https://aitrainers.jobs/jobs/audio-transcription-specialist-spanish-es-language-cpwax8https://aitrainers.jobs/jobs/audio-transcription-specialist-spanish-es-language-cpwax8Wed, 23 Sep 2026 10:28:18 GMTListens to recorded Spanish conversations and transcribes them accurately to project guidelines, correcting errors where needed. Suits people with strong Spanish listening and typing skills and B2-level English who can meet deadlines. https://aitrainers.jobs/jobs/ai-trainer-spanish-1aob6yhttps://aitrainers.jobs/jobs/ai-trainer-spanish-1aob6yTue, 22 Sep 2026 16:07:00 GMTFluent Spanish speakers hold recorded video conversations on everyday topics to help AI models learn natural speech. It suits friendly, easygoing speakers who are comfortable talking with new people. https://aitrainers.jobs/jobs/voice-talent-required-american-english-female-remote-1fzfurhttps://aitrainers.jobs/jobs/voice-talent-required-american-english-female-remote-1fzfurWed, 16 Sep 2026 12:33:46 GMTRecords American English female voice samples for conversational AI and text-to-speech training. Suits mature-sounding voice talents with recording experience and a home studio setup. https://aitrainers.jobs/jobs/voice-talent-required-british-english-female-remote-12mcz4https://aitrainers.jobs/jobs/voice-talent-required-british-english-female-remote-12mcz4Wed, 16 Sep 2026 12:33:29 GMTRecords natural British English female voice samples for conversational AI and speech models. Suits mature-sounding voice talents with recording experience and a treated home studio. https://aitrainers.jobs/jobs/voice-talent-required-german-female-remote-1sjgjahttps://aitrainers.jobs/jobs/voice-talent-required-german-female-remote-1sjgjaWed, 16 Sep 2026 12:32:46 GMTRecords German female voice samples for conversational AI and speech models. Suits native German voice talents with recording experience and a home studio setup. https://aitrainers.jobs/jobs/voice-talent-required-spanish-female-remote-rav6suhttps://aitrainers.jobs/jobs/voice-talent-required-spanish-female-remote-rav6suWed, 16 Sep 2026 12:32:16 GMTRecords Spanish female voice samples for conversational AI and speech models. Suits native Spanish voice talents with recording experience and a home studio setup. https://aitrainers.jobs/jobs/python-developer-remote-in-spain-111yjghttps://aitrainers.jobs/jobs/python-developer-remote-in-spain-111yjgMon, 14 Sep 2026 15:20:47 GMTRemote project consulting on Python engineering tasks such as debugging, migrations and test writing for AI model training. Suits engineers with a few years of professional experience who want to choose their own projects and hours. https://aitrainers.jobs/jobs/backend-developer-spain-16cocqhttps://aitrainers.jobs/jobs/backend-developer-spain-16cocqMon, 14 Sep 2026 15:00:07 GMTRemote contract work building backend coding scenarios and checking peer submissions for correctness. Suits backend engineers with several years of production experience who like project-based consulting. https://aitrainers.jobs/jobs/spanish-spain-audio-transcript-editor-1pbys3https://aitrainers.jobs/jobs/spanish-spain-audio-transcript-editor-1pbys3Mon, 31 Aug 2026 19:19:35 GMTReview Castilian Spanish transcripts against audio, correcting words, punctuation and word-level timestamps to a style guide. Suits native Castilian speakers in London who have strong written Spanish and excellent attention to detail. https://aitrainers.jobs/jobs/catalan-content-writing-data-labeling-1akrezhttps://aitrainers.jobs/jobs/catalan-content-writing-data-labeling-1akrezTue, 18 Aug 2026 17:53:08 GMTWrite, rate and translate Catalan content and prompts across everyday topics for AI training tasks. Suits fluent Catalan speakers with good English and strong written skills who want flexible, task-by-task work. https://aitrainers.jobs/jobs/biology-expert-ai-trainer-spain-ivpklehttps://aitrainers.jobs/jobs/biology-expert-ai-trainer-spain-ivpkleTue, 04 Aug 2026 13:15:17 GMTRemote part-time work creating original biology problems grounded in real lab and computational workflows. Suits scientists with a graduate degree who can write rigorous, reproducible solutions. https://aitrainers.jobs/jobs/hydrus-session-director-spanish-spain-lbvhuwhttps://aitrainers.jobs/jobs/hydrus-session-director-spanish-spain-lbvhuwMon, 03 Aug 2026 04:43:00 GMTFacilitates live voice recording sessions in Spanish, coaching participants in real time and monitoring recording quality. Suits experienced voice or audio facilitators who are native Spanish speakers based in Spain. https://aitrainers.jobs/jobs/ai-evaluation-annotation-reviewer-l3-advanced-level-portuguese-rtl2h7https://aitrainers.jobs/jobs/ai-evaluation-annotation-reviewer-l3-advanced-level-portuguese-rtl2h7Thu, 23 Jul 2026 00:00:00 GMTReviews AI-generated Portuguese responses for accuracy and clarity, and annotates language data to detailed guidelines. Suits fluent Portuguese speakers with a linguistics, translation or QA background who can commit to six months. https://aitrainers.jobs/jobs/full-stack-developer-ai-trainer-spain-hywca8https://aitrainers.jobs/jobs/full-stack-developer-ai-trainer-spain-hywca8Thu, 09 Jul 2026 16:17:04 GMTRemote contract work building and checking full-stack coding scenarios for AI model evaluation. Suits engineers with several years of production experience who want flexible, project-based consulting. https://aitrainers.jobs/jobs/researcher-scientist-ai-trainer-freelance-8-20-hrs-week-remote-1bbwfohttps://aitrainers.jobs/jobs/researcher-scientist-ai-trainer-freelance-8-20-hrs-week-remote-1bbwfoSun, 21 Jun 2026 20:13:10 GMTScience and health researchers check AI explanations, data summaries and technical content for accuracy and logic. It suits PhD or MSc holders in science, health or aviation who write clearly and give constructive critique. https://aitrainers.jobs/jobs/mathematics-expert-spain-1jjhhzhttps://aitrainers.jobs/jobs/mathematics-expert-spain-1jjhhzFri, 19 Jun 2026 21:11:10 GMTRemote contract work designing rigorous, single-answer math problems with complete solutions to test and train frontier AI reasoning. Suits mathematicians with advanced degrees who write precisely and enjoy building original problems. https://aitrainers.jobs/jobs/security-architect-ai-trainer-freelance-8-20hrs-week-remote-1ix4zwhttps://aitrainers.jobs/jobs/security-architect-ai-trainer-freelance-8-20hrs-week-remote-1ix4zwThu, 18 Jun 2026 13:11:10 GMTSecurity architects review AI-generated content on security design, cyber risk and mitigation, flagging weak reasoning. It suits senior security professionals who write realistic architecture scenarios and give structured critical feedback. https://aitrainers.jobs/jobs/physics-expert-ai-trainer-spain-63b4r4https://aitrainers.jobs/jobs/physics-expert-ai-trainer-spain-63b4r4Thu, 18 Jun 2026 20:58:48 GMTRemote contract work designing rigorous, single-answer physics problems with complete worked solutions for AI training. Suits physicists with research or industry experience who write precisely and enjoy building original multi-step problems. https://aitrainers.jobs/jobs/eidas2-specialist-ai-trainer-freelance-8-20-hrs-week-remote-174htyhttps://aitrainers.jobs/jobs/eidas2-specialist-ai-trainer-freelance-8-20-hrs-week-remote-174htyThu, 11 Jun 2026 14:37:13 GMTElectronic signature and digital identity specialists check AI content on eIDAS2 and qualified signatures for regulatory accuracy. It suits senior compliance experts based in the EU or UK who work independently. https://aitrainers.jobs/jobs/senior-pricing-specialist-ai-trainer-freelance-8-20hrs-week-remote-1u1515https://aitrainers.jobs/jobs/senior-pricing-specialist-ai-trainer-freelance-8-20hrs-week-remote-1u1515Thu, 11 Jun 2026 14:36:49 GMTPricing specialists review AI-generated pricing strategies, margin analysis and financial models, checking assumptions and rigour. It suits senior pricing and finance professionals who give actionable feedback. https://aitrainers.jobs/jobs/journalist-ai-trainer-freelance-8-20-hrs-week-remote-4ar8lghttps://aitrainers.jobs/jobs/journalist-ai-trainer-freelance-8-20-hrs-week-remote-4ar8lgThu, 11 Jun 2026 14:41:15 GMTJournalists check AI-generated news and editorial content for accuracy, sourcing and newsworthiness, and write realistic reporting scenarios. It suits senior reporters and editors who give clear, structured feedback. https://aitrainers.jobs/jobs/ai-training-contributor-spanish-spain-remote-o9a3wahttps://aitrainers.jobs/jobs/ai-training-contributor-spanish-spain-remote-o9a3waTue, 09 Jun 2026 09:14:20 GMTContributors review and correct AI-generated text, media and voice content using local cultural judgment in Spanish. Suits native speakers who follow detailed guidelines and annotate with consistent accuracy. https://aitrainers.jobs/jobs/quant-finance-expert-spain-l5ogqxhttps://aitrainers.jobs/jobs/quant-finance-expert-spain-l5ogqxWed, 03 Jun 2026 21:13:41 GMTFreelance, fully remote work reviewing and writing quantitative finance content to improve AI-generated answers. Suits quant researchers, risk modellers and PhD-level finance specialists who write precisely and explain concepts clearly. https://aitrainers.jobs/jobs/system-operations-engineer-ai-trainer-freelance-8-20hrs-week-remote-1o5cpzhttps://aitrainers.jobs/jobs/system-operations-engineer-ai-trainer-freelance-8-20hrs-week-remote-1o5cpzTue, 02 Jun 2026 12:52:03 GMTOperations engineers review AI content on automation, reliability and system operations, and build realistic incident scenarios. It suits experienced SRE and DevOps professionals who give methodical feedback. https://aitrainers.jobs/jobs/employer-branding-strategist-ai-trainer-freelance-8-20-hrs-week-remote-ewom8fhttps://aitrainers.jobs/jobs/employer-branding-strategist-ai-trainer-freelance-8-20-hrs-week-remote-ewom8fTue, 02 Jun 2026 12:42:54 GMTReviews AI-generated employer branding content on value propositions, candidate experience and messaging, and drafts realistic scenarios from professional practice. It suits senior employer branding specialists in the EU or UK who can critique brand consistency. https://aitrainers.jobs/jobs/software-engineering-ai-trainer-spain-12eos6https://aitrainers.jobs/jobs/software-engineering-ai-trainer-spain-12eos6Tue, 02 Jun 2026 15:53:09 GMTRemote project-based work creating coding tasks, reference solutions and tests to train AI models. Suits experienced software engineers who can debug large codebases and give structured peer feedback. https://aitrainers.jobs/jobs/voice-actor-cx-agent-voice-cloning-spanish-peninsular-j4uschhttps://aitrainers.jobs/jobs/voice-actor-cx-agent-voice-cloning-spanish-peninsular-j4uschMon, 01 Jun 2026 16:27:32 GMTSpeakers record scripted audio so a client can build a text-to-speech voice for its customer-experience AI agent, and the voice may be cloned. It suits native Castilian Spanish speakers based in Spain who can commit to one recording session of about four hours. https://aitrainers.jobs/jobs/process-engineering-consultant-ai-trainer-freelance-8-20-hrs-week-remo-s9poqshttps://aitrainers.jobs/jobs/process-engineering-consultant-ai-trainer-freelance-8-20-hrs-week-remo-s9poqsThu, 28 May 2026 08:24:39 GMTReviews AI-generated process engineering content on optimisation, quality control and workflow design, and drafts realistic engineering cases. It suits process engineering consultants in the EU or UK with hands-on experience. https://aitrainers.jobs/jobs/m-a-consultant-ai-trainer-freelance-8-20hrs-week-remote-gksky2https://aitrainers.jobs/jobs/m-a-consultant-ai-trainer-freelance-8-20hrs-week-remote-gksky2Thu, 28 May 2026 08:43:51 GMTReviews AI-generated M&A content on deal sourcing, structuring, valuation and integration, and drafts realistic deal case studies. It suits senior M&A consultants and deal advisors in the EU or UK who can spot unrealistic approaches. https://aitrainers.jobs/jobs/corporate-finance-advisor-ai-trainer-freelance-8-20hrs-week-remote-1kvgn5https://aitrainers.jobs/jobs/corporate-finance-advisor-ai-trainer-freelance-8-20hrs-week-remote-1kvgn5Thu, 28 May 2026 08:32:05 GMTReviews AI-generated corporate finance content, including financial modelling and advisory reasoning, and drafts realistic finance case studies. It suits corporate finance advisors in the EU or UK with a proven advisory background. https://aitrainers.jobs/jobs/quantitative-modeler-ai-trainer-freelance-8-20-hrs-week-remote-1g9ng9https://aitrainers.jobs/jobs/quantitative-modeler-ai-trainer-freelance-8-20-hrs-week-remote-1g9ng9Thu, 28 May 2026 08:39:28 GMTReviews AI-generated quantitative modelling content and checks the technical accuracy of AI modelling scenarios. It suits experienced quantitative modellers, data scientists and risk modellers in the EU or UK. https://aitrainers.jobs/jobs/pr-specialist-journalist-ai-trainer-freelance-8-20-hrs-week-remote-nbwoc9https://aitrainers.jobs/jobs/pr-specialist-journalist-ai-trainer-freelance-8-20-hrs-week-remote-nbwoc9Thu, 28 May 2026 08:23:01 GMTAssesses AI-generated PR strategy, messaging and media advice, and drafts realistic campaign scenarios from direct experience. It suits senior PR specialists in the EU or UK who can give critical feedback on communications work. https://aitrainers.jobs/jobs/treasury-analyst-ai-trainer-freelance-8-20hrs-week-remote-1mtwn8https://aitrainers.jobs/jobs/treasury-analyst-ai-trainer-freelance-8-20hrs-week-remote-1mtwn8Tue, 26 May 2026 08:20:36 GMTReviews AI-generated treasury content on cash management, liquidity and risk, and drafts realistic cash-forecasting cases. It suits experienced treasury analysts in the EU or UK who can judge accuracy and compliance. https://aitrainers.jobs/jobs/vp-sales-ai-trainer-freelance-8-20-hrs-week-remote-1b4ujnhttps://aitrainers.jobs/jobs/vp-sales-ai-trainer-freelance-8-20-hrs-week-remote-1b4ujnTue, 26 May 2026 08:20:12 GMTSales leaders review AI-generated sales strategy and pipeline content, and write realistic objection-handling and negotiation cases. It suits senior B2B or B2C sales professionals who give direct feedback. https://aitrainers.jobs/jobs/ai-training-experts-experts-1t4gvbhttps://aitrainers.jobs/jobs/ai-training-experts-experts-1t4gvbMon, 18 May 2026 19:50:04 GMTAI trainers are invited to join a participant pool for analyzing, editing and annotating AI data and judging model outputs. Suits people with verifiable prior AI-training work who can focus for an hour at a time. https://aitrainers.jobs/jobs/expert-audio-transcriber-spanish-13np1ghttps://aitrainers.jobs/jobs/expert-audio-transcriber-spanish-13np1gThu, 14 May 2026 15:56:54 GMTTranscribe Spanish audio from one of several regional varieties into accurate, time-aligned text. Suits native speakers with strong orthography and transcription, captioning or linguistic annotation experience. https://aitrainers.jobs/jobs/expert-audio-transcriber-galician-6hy8amhttps://aitrainers.jobs/jobs/expert-audio-transcriber-galician-6hy8amThu, 14 May 2026 15:18:29 GMTTranscribes native-speaker Galician audio into time-aligned, conventionally formatted text under a project style guide. Suits fluent Galician speakers with at least two years of transcription or linguistic annotation experience who work accurately under deadlines. https://aitrainers.jobs/jobs/expert-audio-transcriber-catalan-hog574https://aitrainers.jobs/jobs/expert-audio-transcriber-catalan-hog574Thu, 14 May 2026 14:39:01 GMTTranscribes native-speaker Galician audio into time-aligned, conventionally formatted text under a project style guide. Suits fluent Galician speakers with at least two years of transcription or linguistic annotation experience who work accurately under deadlines. https://aitrainers.jobs/jobs/language-data-quality-reviewer-for-swedish-transcriptionist-freelance-j4qnk3https://aitrainers.jobs/jobs/language-data-quality-reviewer-for-swedish-transcriptionist-freelance-j4qnk3Mon, 11 May 2026 00:00:00 GMTFreelance, task-based Swedish language data review covering labeling, transcription and translation. Suits Swedish-English speakers with a data, QA or technology background who can handle sporadic work. https://aitrainers.jobs/jobs/vfx-artist-ai-training-s0gsjyhttps://aitrainers.jobs/jobs/vfx-artist-ai-training-s0gsjyThu, 30 Apr 2026 15:21:15 GMT3D and VFX artists license existing scene archives and carry out rendering and layering for video AI training. It suits professionals with game or film production experience who can deliver compositable assets.