Mitchele Shamia

Key Skills

Software

Appen

Data Annotation Tech

Mercor

Don't disclose

Top Subject Matter

Language Domain Expertise

AI/ML datasets

Speech Recognition

Top Data Types

Text

Audio

Video

Document

Top Task Types

Classification

Transcription

Segmentation

Data Collection

Object Detection

Entity (NER) Classification

Prompt + Response Writing (SFT)

Freelancer Overview

Data Annotator (English - Swahili). Brings 7+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Labelbox, Doccano, and Other. Education includes Bachelor of Science, University of Nairobi (2023) and Certificate, University of Nairobi (2021). AI-training focus includes data types such as Text and Audio and labeling workflows including Classification and Transcription.

Labeling Experience

Transcriptionist (English - Swahili)

AudioTranscription

In my transcription role, I converted English and Kiswahili audio and video content into accurate and contextually appropriate transcripts. This required careful listening, translation, and editing to maintain clarity and reflect cultural nuances. I consistently met volume and quality benchmarks in high-paced transcription environments. • Employed transcription and speech-to-text tools such as Whisper, Otter.ai, and Google Speech-to-Text. • Edited and proofread transcripts to minimize errors and improve readability. • Adhered to strict formatting, accuracy, and turnaround standards. • Processed substantial hourly volumes of audio content efficiently.

In my transcription role, I converted English and Kiswahili audio and video content into accurate and contextually appropriate transcripts. This required careful listening, translation, and editing to maintain clarity and reflect cultural nuances. I consistently met volume and quality benchmarks in high-paced transcription environments. • Employed transcription and speech-to-text tools such as Whisper, Otter.ai, and Google Speech-to-Text. • Edited and proofread transcripts to minimize errors and improve readability. • Adhered to strict formatting, accuracy, and turnaround standards. • Processed substantial hourly volumes of audio content efficiently.

2025 - 2026

Data Annotator (English - Swahili)

LabelboxTextClassification

As a Data Annotator (English - Swahili), I provided high-accuracy labeling for multilingual text datasets supporting AI model development. I tagged and classified data points according to predefined guidelines for sentiment, intent, and topics. My annotation work included quality assurance reviews and feedback to improve guidelines. • Applied structured annotation techniques for entity recognition and sentiment analysis. • Utilized tools such as Labelbox, Doccano, and Excel for large-scale dataset labeling. • Maintained detailed documentation and traceability of annotation processes. • Consistently met project standards for accuracy and consistency.

As a Data Annotator (English - Swahili), I provided high-accuracy labeling for multilingual text datasets supporting AI model development. I tagged and classified data points according to predefined guidelines for sentiment, intent, and topics. My annotation work included quality assurance reviews and feedback to improve guidelines. • Applied structured annotation techniques for entity recognition and sentiment analysis. • Utilized tools such as Labelbox, Doccano, and Excel for large-scale dataset labeling. • Maintained detailed documentation and traceability of annotation processes. • Consistently met project standards for accuracy and consistency.

2024 - 2026

Education

Work History