AI Tutor - Portuguese

Job summary

Responsibilities

In this role, you will help train and refine Grok's voice and language capabilities in Portuguese. Your expertise will directly shape how Grok speaks and understands Portuguese, from pronunciation and natural phrasing to cultural nuance.

• Annotate, label, and provide feedback on multilingual audio clips, voice recordings, and speech samples using proprietary tools.
• Translate and localize text (UI copy, prompts, responses, and other content) from English into Portuguese, with attention to accuracy, natural phrasing, and cultural fit.
• Help produce clear, natural audio data that accurately captures linguistic and prosodic details such as intonation, rhythm, and accent.
• Collaborate with technical staff to refine annotation guidelines and tools for handling accents, background noise, speech variation, and multilingual audio.

What they're looking for

• Proficiency in Portuguese at CEFR C1 level or higher.
• English proficiency at CEFR B2 level or higher.
• Native proficiency in Portuguese.
• English proficiency at CEFR C1 level or higher.
• Experience in one or more of the following areas: