Thai Linguistic Projects

Sigma is a leading global technology company specialized in data collection and annotation for Artificial Intelligence. With over 30 years of experience, offices in Spain, the US, and the UK, and operations in more than 700 languages, we support top multinational clients in developing cutting‑edge AI solutions.

Are you a proactive professional who thrives on challenges, values collaboration, and approaches every task with empathy, integrity, and a passion for learning?

If so, we’d love to hear from you!

As part of our linguistic projects, your responsibilities may include:

• Categorization
• Annotation
• Correction
• Transcription
• Evaluation
• Conversational interactions
• Voice recording
• Content creation
• Localization
• 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.

We are looking for candidates with the following qualifications:

• Fluent in Thai – Able to listen and write correctly without spelling mistakes
• Fluent in English – Able to listen and write correctly without spelling mistakes
• Basic computer skills

• Experience in data annotation or content rating
• Strong attention to detail

To participate in our projects, you will need:

• Minimum 4GB RAM
• Microphone and webcam

• Windows 10 or higher
• macOS 13 Ventura or higher
• All OS updates installed and supported by the vendor

• Stable internet connection
• Headphones
• Secure internet location, protected by a strong password

• Mobile phone with Android OS

We’re here for any questions or concerns.

Join us and be part of something global, innovative, and impactful.

Sigma.

AI – Data done right.