I will do ai data annotation and labeling for image video text and audio
Data Scientist
About this Gig
Need clean, consistent labels your model can trust? I deliver manual annotations with a documented QA workflow (2-pass review + issue log).
What I support:
- Object Detection: bounding boxes, polygons
- Segmentation: instance & semantic masks
- Keypoints / Pose and Polyline (lanes, boundaries)
- Video annotation: frame interpolation, object tracking
- Text/NLP: entity tagging, intent, sentiment
- Tools: CVAT, Roboflow, Labelbox, V7
- Formats: YOLO, COCO, Pascal VOC, JSON, CSV
- Extras: guideline creation, class remapping, dataset balancing, deduplication, split (train/val/test), Roboflow upload, export validation.
Privacy: NDA available; I never reuse client data.
Message me first with a small sample; I'll annotate a few items to align on classes and style before we start.
Technique:
Manual
Tagging type:
Text
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Image
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Video
My Portfolio
FAQ
What file types and annotation formats do you support?
I accept JPG, PNG, BMP for images; MP4 or extracted JPGs for videos; plain text or CSV for text annotation. I deliver in formats like JSON (COCO), YOLO TXT, Pascal VOC XML, CSV, or custom formats per your needs.
How accurate are your annotations?
I ensure high accuracy and precision in all my annotations, using advanced tools and manual checks to meet your project needs.
Do you accept large projects or continuous labeling?
Absolutely. I can scale to meet ongoing needs, with options for rewrites, updates, and added consistency checks. Contact me to discuss volume, frequency, and budget.
What is your typical turnaround time?
Small sets (100–500 items): ~1–2 days. Bulk datasets (thousands of items): timeline agreed based on size—fast & scalable delivery.
Can you handle custom annotation types (e.g. multi-class, custom labels)?
Yes—whether you need bounding boxes, segmentation masks, keypoints, multi-class labels, or custom taxonomies, I can tailor the annotations and export accordingly.
What types of data annotation services do you offer?
I provide image, text, audio, and video annotation services, including object labeling, semantic segmentation, keypoint annotation, and more.
What tools do you use for annotation?
I use tools like Supervise.ly, CVAT, LabelImg, Labelbox, Roboflow, and others, depending on the project requirements.
Is the annotation done manually or using software automation?
All work is 100% manual using professional tools (CVAT, Label Studio, LabelImg, MakeSense.ai). Manual annotation ensures maximum accuracy and careful quality control.

