Data Annotator

We’re Hiring | Data Annotation Specialist – Construction Quality & Safety

Contineu is looking for detail-oriented and motivated individuals to join our Data Quality & Annotation Systems team.

We work with 360° construction-site imagery to identify and annotate construction defects, quality issues, and safety observations. As a Data Annotation Specialist, you will play an important role in ensuring that construction data is accurately captured and maintained according to our defined standards.

🔍 What You’ll Do

• Review 360° construction-site imagery and panoramic images.

• Identify and annotate construction defects and quality issues.

• Identify and annotate construction-site safety issues and unsafe conditions.

• Classify defects and safety observations according to defined taxonomies.

• Identify issues such as PPE non-compliance, fall hazards, missing barricading, unsafe access, housekeeping issues, unsafe material storage, exposed hazards, and other site-safety conditions.

• Follow project-specific annotation guidelines and quality standards.

• Perform self-QC before submitting tasks.

• Review and correct annotations based on feedback from QC Leads.

• Maintain high levels of accuracy, consistency, and productivity.

• Escalate unclear or ambiguous cases to the QC team.

• Participate in training and calibration sessions.

• Complete assigned tasks within defined turnaround times.

• Report unclear guidelines, recurring issues, or annotation-platform problems to the QC team.

🎯 What We’re Looking For

• Strong attention to detail.

• Excellent visual observation skills.

• Ability to identify defects, construction conditions, and safety issues from images.

• Ability to follow detailed guidelines consistently.

• Good computer proficiency.

• Comfortable working with web-based software and annotation tools.

• Ability to work with repetitive visual tasks without compromising accuracy.

• Good communication and teamwork skills.

• Ability to meet quality and productivity targets.

• Willingness to learn construction defects and safety standards.

⭐ Good to Have

• B.E. / B.Tech in Civil Engineering or Construction Management.

• Previous experience in data annotation, image annotation, visual inspection, QA/QC, or construction.

• Experience with tools such as CVAT, Label Studio, or similar annotation platforms.

• Understanding of construction activities and building components.

• Basic understanding of construction-site safety practices.

• Experience working with 360° or panoramic imagery.

• Previous construction QA/QC or safety inspection experience.

👤 Preferred Candidate

We’re particularly interested in candidates who:

• Have a Civil Engineering or Construction Management background.

• Can identify construction defects and safety issues from visual information.

• Have a strong quality-oriented mindset.

• Can consistently follow standardized guidelines and taxonomies.

• Are comfortable working with large volumes of visual data.

• Can balance speed and accuracy.

• Are receptive to feedback and willing to continuously improve.

📊 Performance Expectations

The role will be evaluated based on:

Annotation Accuracy | Error Rate | Productivity | Turnaround Time | Guideline Compliance | Consistency | QC Performance

🎓 Education & Experience

Education: B.E. / B.Tech in Civil Engineering or Construction Management preferred.

Experience: 0–2 years

Freshers are welcome to apply.

🚀 Why Join Contineu?

• Work on real-world construction projects.

• Gain hands-on experience in Construction Technology and Digital QA/QC.

• Work with 360° construction imagery and modern annotation tools.

• Develop expertise in construction defect and safety identification.

• Learn structured quality-control and data-quality processes.

• Work at the intersection of Construction, Quality, Safety & Technology.

• Opportunity to grow with a rapidly developing construction-tech team.

📩 Interested candidates can apply through LinkedIn or share their CV with us directly to [email protected] .