AI Data Associate (Video Annotation, Video Captioning)

CENTIFIC GLOBAL SOLUTIONS (SG) PTE. LTD.; Singapore; On-site; SGD 15,000 - 18,000; Part time

Job summary

Centific is seeking a detail-oriented Video Annotator in Singapore (Novena) for a 6-month contract. The role involves reviewing, labeling, tagging and editing captions on video content to support AI/ML model training, following project guidelines.

A mandatory background check is part of the onboarding process. You will need strong attention to English language quality, accuracy, and the ability to work both independently and as part of a team within standard working hours 9am-6pm, Monday to

Qualifications

• Minimum Diploma qualification in any discipline.
• Experience in data annotation or captioning is an advantage but not mandatory.
• Strong attention to English spelling, grammar, punctuation, and caption accuracy.
• Good computer literacy and ability to follow structured guidelines and QA feedback.

Responsibilities

• Review and annotate image/video footage frame-by-frame or segment according to labelling schemas.
• Apply bounding boxes, IDs, event tags, or labels to objects/actions in video content.
• Edit and time-sync captions for accuracy against audio/video content.
• Check captions for spelling, grammar, punctuation and speaker attribution.
• Maintain productivity while meeting quality benchmarks.

Education

Diploma

Job description

Job Title: Video Annotator
Working Location: Novena
Contract Period: 6 months
Working Day/Hour: Monday to Friday 9am-6pm
Pay Rate: $11/hour

Job Summary

We are looking for detail-oriented Annotators to support on video annotation and caption editing tasks. The role involves reviewing, labelling, tagging, and editing captions on video content accurately according to project guidelines to support AI/ML model training. This role requires a mandatory background check as part of the onboarding process.

Job Responsibilities

• Review and annotate image / video footage frame-by-frame or by segment according to defined labelling schemas
• Apply bounding boxes, tracking IDs, event tags, or classification labels to objects/actions within image / video content
• Edit, correct, and time-sync captions against audio/video content for accuracy
• Check captions for spelling, grammar, punctuation, and correct speaker attribution
• Ensure annotations and captions meet accuracy and quality benchmarks set by the project
• Flag ambiguous, unclear, or edge-case video/caption content for review/escalation
• Follow annotation and captioning guidelines and update work based on QA feedback
• Maintain productivity targets while meeting quality standards
• Attend briefings/training sessions on tool usage and annotation guidelines
• Report progress and issues to the Team Lead

Job Requirements

• Minimum Diploma qualification in any discipline.
• Prior experience in data annotation, captioning, subtitling, content moderation, or other language/content-related roles will be an advantage, but is not mandatory.
• Comfortable working with video annotation, captioning, and content-editing tools or digital platforms.
• Strong attention to detail, particularly in English language, spelling, grammar, punctuation, and caption accuracy.
• Able to understand and follow structured guidelines, workflows, and quality standards, with good judgement when handling edge cases.
• Good computer literacy, including the ability to navigate software applications, online platforms, and spreadsheets.
• Good written and spoken English, as the role involves reviewing and editing English captions.
• Able to work independently as well as collaboratively within a team.
• Willingness to learn new tools, processes, and content guidelines.

About Centific

Centific is a frontier AI data foundry that curates diverse, high-quality data, using our purpose-built technology platforms to empower the Magnificent Seven and our enterprise clients with safe, scalable AI deployment. Our team includes more than 150 PhDs and data scientists, along with more than 4,000 AI practitioners and engineers. We harness the power of an integrated solution ecosystem—comprising industry-leading partnerships and 1.8 million vertical domain experts in more than 230 markets—to create contextual, multilingual, pre-trained datasets; fine-tuned, industry-specific LLMs; and RAG pipelines supported by vector databases. Our zero-distance innovation solutions for GenAI can reduce GenAI costs by up to 80% and bring solutions to market 50% faster. Our mission is to bridge the gap between AI creators and industry leaders by bringing best practices in GenAI to unicorn innovators and enterprise customers. We aim to help these organizations unlock significant business value by deploying GenAI at scale, helping to ensure they stay at the forefront of technological advancement and maintain a competitive edge in their respective markets.

Your Authentic Self at Centific

Centific is an equal-opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, ancestry, citizenship status, age, mental or physical disability, medical condition, gender (including pregnancy), gender identity or expression, sexual orientation, marital status, familial status, veteran status, or any other characteristic protected by applicable law. We consider qualified applicants regardless of criminal histories, consistent with legal requirements.