Marcos G.

Key Skills

Software

Labelbox

CVAT

Top Subject Matter

Computer Vision

Autonomous Vision Systems

Speech Recognition

Top Data Types

Image

Text

Document

Top Task Types

Object Detection

Classification

Freelancer Overview

AI Data Annotation Specialist. Core strengths include Labelbox and CVAT. Education includes Diploma in Information Technology, Example Institute of Technology (2021) and Kenya Certificate of Secondary Education, Example Secondary School (2018). AI-training focus includes data types such as Image and labeling workflows including Object Detection and Classification.

Labeling Experience

AI Data Annotation Specialist

LabelboxImageObject Detection

As an AI Data Annotation Specialist, I performed detailed image, video, and audio annotation for machine learning and computer vision projects. My work included labeling objects using bounding boxes, polygons, keypoints, and segmentation techniques to prepare accurate datasets for model training. I routinely validated dataset quality and collaborated closely with AI engineers to optimize dataset consistency. • Labeled images, videos, and audio using professional platforms like Labelbox and YOLO. • Applied object tracking and segmentation for autonomous vision datasets. • Performed dataset preparation specifically for YOLO object detection. • Ensured annotation accuracy through quality control processes.

2023 - Present

Data Labeling & Annotation Assistant

CVATImageClassification

As a Data Labeling & Annotation Assistant, I focused on annotating datasets for computer vision and speech recognition AI models. My primary tasks involved image classification, audio transcription, and structured tagging using reputable annotation software. I maintained meticulous documentation and implemented workflow improvements to enhance labeling quality. • Performed image classification tasks for AI training datasets. • Conducted audio transcription and tagging for speech recognition. • Utilized platforms such as CVAT and LabelImg for dataset structuring. • Improved annotation guidelines to increase labeling efficiency.

2022 - 2023

Education