Mandarin (Traditional) Linguistic Projects Specialist

Sigma AI; Greater London; On-site; GBP 22,000 - 28,000; Full time

Job summary

Sigma.AI in London is seeking linguistic data annotators to support AI training pipelines. You will categorize, annotate, transcribe, and evaluate multilingual content, focusing on Mandarin Chinese and English collaboration.

The role is on-site in Greater London; candidates should have native Mandarin with traditional script, fluent English, basic computer skills, and strong attention to detail. Prior data annotation experience is a plus.

Qualifications

• Native or bilingual in Mandarin Chinese with proficiency in Traditional script.
• Fluent in English for effective office interaction.
• Basic computer literacy and typing.
• Experience in data annotation or content rating is a plus.
• High attention to detail and accuracy.

Responsibilities

• Categorization of data items.
• Annotation of text, audio, and images.
• Correction of annotations.
• Transcription of recordings.
• Evaluation of data quality.
• Support for conversational interactions.
• Voice recording tasks.
• Content creation support.
• Localization tasks.
• Validation of media and text content.

Skills

Mandarin Chinese

English (Fluent)

Computer basics

Data annotation

Job description

Sigma.AI in London is seeking linguistic data annotators to support AI training pipelines. You will categorize, annotate, transcribe, and evaluate multilingual content, focusing on Mandarin Chinese and English collaboration.

The role is on-site in Greater London; candidates should have native Mandarin with traditional script, fluent English, basic computer skills, and strong attention to detail. Prior data annotation experience is a plus.