AI Tutor – Portuguese

Job not on LinkedIn

🕒 April 1

🇺🇸 United States – Remote

💵 $35 - $45 / hour

⏰ Full Time

🟡 Mid-level

🟠 Senior

🤖 Artificial Intelligence

👻 Ghost score 35%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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x.ai

WebsiteLinkedInAll Job Openings

201 - 500 employees

🤖 Artificial Intelligence

🔌 API

💰 $10M Series B on 2017-08

Artificial Intelligence • API

x. ai is a company focused on developing advanced artificial intelligence technologies, specifically through their Grok language models. They offer an API that allows developers to build on their Grok foundation models, which are characterized by state-of-the-art reasoning capabilities. The company is running a public beta program to encourage the use of their API and provides free credits for developers during this period. Their recent release, Grok-2, showcases their cutting-edge advancements in AI language models. x. ai also provides career opportunities for roles related to AI engineering and research, particularly in reasoning and data.

📋 Description

• Train and refine Grok for voice interactions, speech recognition, and auditory experiences across languages, accents, and cultural contexts • Curate and annotate high-quality multilingual audio data • Provide labels, annotations, recordings, and inputs using proprietary software • Support clear, natural spoken output and accurate linguistic and prosodic representation • Collaborate with technical staff on speech modulation, accent variation, real-world recording noise, and multilingual audio processing • Improve annotation tools and audio workflows

🎯 Requirements

• Native proficiency in Portuguese with exposure to diverse accents, dialects, or regional variations • Proficiency in English at minimum B2 level, with clear, natural vocal delivery and pronunciation suitable for audio recording • Strong auditory perception across speech, accents, pronunciation, intonation, and audio quality • Ability to handle multilingual audio content and evaluate speech accuracy, cultural vocal expressions, and contextual interpretation • Ability to transcribe audio accurately across accents and varying audio quality • Ability to provide high-quality voice recordings and feedback on audio samples in multiple languages • Strong comprehension and independent judgment regarding ambiguous, noisy, or accented speech • Strong communication, interpersonal, analytical, detail-oriented, and organizational skills • Commitment to developing sophisticated multilingual audio capabilities in AI • Personal computer must be a Chromebook, Mac with macOS 11.0 or later, or Windows 10 or later, if working from a personal device • Must satisfy legal eligibility and time-zone compatibility • No visa sponsorship available

🏖️ Benefits

• Health insurance for eligible U.S.-based positions • 401(k) plan for eligible U.S.-based positions • Paid sick leave for eligible U.S.-based positions • Flexible contractor hours • No fixed commitments required for contractor positions