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Cliff A.

Cliff A.

Versatile image and video annotator with 3+ years of experience

Kenya flagNairobi, Kenya

Key Skills

Software

AppenAppen
ClickworkerClickworker
CloudFactoryCloudFactory
CVATCVAT
Google Cloud Vertex AIGoogle Cloud Vertex AI
HumanaticHumanatic
LabelboxLabelbox
LionbridgeLionbridge
RemotasksRemotasks
TolokaToloka
TelusTelus
Scale AIScale AI

Top Subject Matter

No subject matter listed

Top Data Types

Geospatial Tiled ImageryGeospatial Tiled Imagery
ImageImage
TextText
VideoVideo

Top Task Types

Bounding BoxBounding Box
ClassificationClassification
CuboidCuboid
Data CollectionData Collection
Evaluation/RatingEvaluation/Rating
Land Cover ClassificationLand Cover Classification
Object DetectionObject Detection
PolygonPolygon
PolylinePolyline
SegmentationSegmentation
Text GenerationText Generation
Text SummarizationText Summarization
Translation/LocalizationTranslation/Localization

Freelancer Overview

I specialize in image tagging and categorization, including self-driving car imagery, where accuracy and detail are critical. I also bring expertise in text and content annotation, leveraging my strong proofreading and classification skills to deliver high-quality training data that improves AI model performance.

Labeling Experience

Appen

Text & Content Annotation for Customer Support Data

AppenAppenTextTextClassificationClassificationQuestion AnsweringQuestion Answering

Labeled and classified customer support tickets and emails by intent (complaint, inquiry, feedback). Used annotation guidelines to ensure high-quality labeled data for sentiment analysis and natural language processing tasks, improving chatbot training accuracy.

2023 - 2023
CVAT

Self-Driving Car Imagery Annotation

CVATCVATVideoVideoBounding BoxBounding BoxClassificationClassification

Annotated vehicles, pedestrians, traffic lights, and road signs from an open-source autonomous driving dataset using CVAT. Focused on creating precise bounding boxes and segmentation masks to support training models in object detection and scene understanding.

2022 - 2023
Scale AI

Image Tagging & Categorization for Retail Dataset

Scale AIScale AIImageImagePolygonPolygonSegmentationSegmentation

Tagged and categorized over 5,000 product images into categories such as electronics, apparel, and household items using Label Studio. Ensured accuracy and consistency by applying strict annotation guidelines, helping improve computer vision models for e-commerce product recognition.

2021 - 2022

Education

K

Kenyatta University

Bachelor Of Science, Hospitality And Tourism Management

Bachelor Of Science
2020 - 2024

Work History

B

Berkeley

Security Administrator

Dubai
2022 - 2025
A

Athena

Executive Partner

Global - Any Location
2021 - 2021