Sigma is a leading global technology company specializing in data collection and annotation for Artificial Intelligence. Transcription Content creation Validation of audio, video, images, sentences, or words All tasks are remote , performed through an online platform available 24/7. This opportunity is offered for freelancers under a commercial contract. Bachelor’s degree in Linguistics, Languages, Literature, or a related field Linguist with native or near-native proficiency in Mandarin Chinese Fluent in English with the ability to accurately listen and write with excellent spelling and attention to detail Solid command of linguistic theory, grammar, and language structure Strong writing, editing,



and communication skills Experience in data annotation or content rating Windows 10 or higher macOS 13 Ventura or higher Stable internet connection Secure internet location, protected by a strong password For audio-collection projects only: Mobile phone with Android OS Tablets and iOS devices are not supported

The purpose of the processing is to evaluate the tests submitted in the course of the selection process (for instance the transcribed content provided by the candidate). The legal basis for processing your data is the pre-contractual relationship between the parties and/or the provision of requested services. Join us and be part of something integral, innovative, and impactful. AI – Data done right.

📌 Mandarin Chinese Linguist Expert | Sigma AI (Madrid)
🏢 Sigma
📍 Madrid