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T

Tifany Williams

Perception Annotator

Kenya flagNairobi, Kenya
$12.70/hrExpertOtherLabel Studio

Key Skills

Software

Other
Label StudioLabel Studio

Top Subject Matter

Early Childhood Education
Linguistics Domain Expertise
Speech Recognition

Top Data Types

AudioAudio
ImageImage
VideoVideo

Top Task Types

TranscriptionTranscription
ClassificationClassification
Text GenerationText Generation
Prompt + Response Writing (SFT)Prompt + Response Writing (SFT)
SegmentationSegmentation
PolygonPolygon
CuboidCuboid

Freelancer Overview

Tiffany at Ello brings over four years of professional experience in data annotation, transcription, quality assurance, translation, YouTube captioning, and labeling. She has a strong track record of delivering high accuracy work while following complex annotation guidelines across AI and machine learning projects. Her experience includes working with speech and NLP datasets, where precision and consistency are critical. She is also skilled in position tracking, alignment correction, and quality qualification, with hands-on experience using tools such as Label Studio and Perception Annotation. Tiffany consistently ensures data integrity through careful review processes and structured workflows, making her a reliable contributor to high-quality training data and annotation pipelines.

ExpertEnglish

Labeling Experience

Perception Annotator

AudioTranscription
As a Perception Annotator at ElloRemote, I annotated child speech audio data for early education speech recognition. My responsibilities included high-accuracy transcription, tagging, and quality control across thousands of samples. I contributed domain expertise in linguistics and audio tech to improve data quality and model performance. • Performed detailed transcription and tagging of children's speech datasets. • Participated in remote, collaborative annotation workflows to meet project deadlines. • Applied speech recognition and NLP knowledge to ensure data reliability. • Enhanced dataset diversity by supporting both Kenyan and international language data.

As a Perception Annotator at ElloRemote, I annotated child speech audio data for early education speech recognition. My responsibilities included high-accuracy transcription, tagging, and quality control across thousands of samples. I contributed domain expertise in linguistics and audio tech to improve data quality and model performance. • Performed detailed transcription and tagging of children's speech datasets. • Participated in remote, collaborative annotation workflows to meet project deadlines. • Applied speech recognition and NLP knowledge to ensure data reliability. • Enhanced dataset diversity by supporting both Kenyan and international language data.

2026 - Present

Data Annotation Specialist

AudioClassification
As a Data Annotation Specialist at Ello, I executed precise data labeling tasks supporting AI training projects. My responsibilities involved the application of various annotation techniques and maintaining a high standard of quality assurance. I supported the training and validation of machine learning models through accurate annotation processes. • Conducted audio data classification and applied project-specific labeling protocols. • Used annotation tools to optimize efficiency and consistency in data quality. • Ensured rigorous accuracy standards were met across annotation batches. • Collaborated with project teams to resolve ambiguities in labeling tasks.

As a Data Annotation Specialist at Ello, I executed precise data labeling tasks supporting AI training projects. My responsibilities involved the application of various annotation techniques and maintaining a high standard of quality assurance. I supported the training and validation of machine learning models through accurate annotation processes. • Conducted audio data classification and applied project-specific labeling protocols. • Used annotation tools to optimize efficiency and consistency in data quality. • Ensured rigorous accuracy standards were met across annotation batches. • Collaborated with project teams to resolve ambiguities in labeling tasks.

2024 - 2025

Transcriptionist

OtherAudioTranscription
As a Transcriptionist for YouTube Transcription, I transcribed and edited audio content with strict adherence to guidelines. I focused on accuracy and detail while processing sensitive and diverse material. My work contributed directly to downstream NLP datasets used for training speech technology. • Delivered clean, error-free transcripts from varied audio sources. • Maintained strict confidentiality when handling user or project-sensitive materials. • Supported audio data curation for downstream NLP and model training. • Adhered to project standard operating procedures for consistency and reliability.

As a Transcriptionist for YouTube Transcription, I transcribed and edited audio content with strict adherence to guidelines. I focused on accuracy and detail while processing sensitive and diverse material. My work contributed directly to downstream NLP datasets used for training speech technology. • Delivered clean, error-free transcripts from varied audio sources. • Maintained strict confidentiality when handling user or project-sensitive materials. • Supported audio data curation for downstream NLP and model training. • Adhered to project standard operating procedures for consistency and reliability.

2022 - 2023

Education

C

Catholic University of Eastern Africa

Bachelor of Arts, Sociology

Bachelor of Arts
2021 - 2025
R

Ramba Boys High School

Kenya Certificate of Secondary Education, Secondary Education

Kenya Certificate of Secondary Education
2016 - 2020

Work History

E

ElloRemote (

Perception Annotator

Location not specified
2026 - Present
E

Ello

Data Annotation Specialist

Location not specified
2024 - 2025