Muhammed A.

Key Skills

Software

Don't disclose

Other

Appen

Data Annotation Tech

Humanatic

Mercor

Telus

Toloka

Top Subject Matter

Audio evaluation and analytics

Image annotation and evaluation

Web/clickstream analytics and data collection

Top Data Types

Audio

Image

Text

Top Task Types

Transcription

Classification

Data Collection

Object Detection

RLHF

Freelancer Overview

Data Analyst (Data Lead Africa) — audio transcription and data annotation support (2023–2024). Brings 8+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Don't disclose and Other. Education includes Bachelor of Science (Honours) in Pharmacy, University of Benin (2023). AI-training focus includes data types such as Audio, Image, and Text and labeling workflows including Transcription, Classification, and Data Collection.

Labeling Experience

Freelance IT professional (Upwork) — log/clickstream analysis and data preprocessing (September 2024–Present)

OtherTextData Collection

Delivered data-oriented freelance work that involved analyzing raw logs and clickstream datasets to support client decision-making. Created audience visualizations and applied time series modeling to transform collected data into actionable outputs. Maintained delivery quality within agreed timelines and budgets while applying up-to-date data analysis practices. • Analyzed raw log files and clickstream datasets • Improved programs for collecting and cleaning data • Produced visualizations for audience metrics • Built time series forecasting models

2024 - Present

Data Analyst (Data Lead Africa) — image and data annotation (2023–2024)

Don't discloseImageClassification

Performed image and data annotation to augment analytical datasets used for insights and reporting. Applied labeling practices to produce consistent, high-quality annotations suitable for analysis. Collaborated with team members to ensure labels met the intended use and data requirements. • Annotated images and related data for dataset enrichment • Applied quality checks to maintain annotation accuracy • Supported statistical/ML-oriented preprocessing workflows • Prepared annotated outputs for stakeholder consumption

2023 - 2024

Data Analyst (Data Lead Africa) — audio transcription and data annotation support (2023–2024)

Don't discloseAudioTranscription

Provided audio transcription as part of an end-to-end analytics workflow to support downstream analysis and reporting. Ensured extracted audio-derived information was usable for interpretation by preparing clean outputs for stakeholders. Worked alongside analysts and stakeholders to align transcription outputs with project requirements. • Transcribed audio content for inclusion in datasets • Coordinated transcription needs with cross-functional teams • Supported data preparation for analysis and presentation • Ensured completeness and usability of transcription outputs

2023 - 2024

Education

Work History