Mushafau A.

Key Skills

Software

CVAT

Label Studio

LabelImg

Top Subject Matter

Education/Academic performance datasets

Sales transactions and customer records

Inventory/products stock records

Top Data Types

Text

Image

Document

Top Task Types

Classification

Data Collection

Question Answering

Freelancer Overview

AI Training Contributor & Academic Data Coordinator (Remote) at Brains Academy (Online). Brings 10+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other, Microsoft Excel, and Microsoft Word. Education includes Bachelor of Science, Lagos State University (LASU) (2014) and Secondary School Diploma, Ilupeju Senior Secondary School (2008). AI-training focus includes data types such as Text and labeling workflows including Evaluation, Rating, and Classification.

Labeling Experience

AI Training Contributor & Academic Data Coordinator (Remote) at Brains Academy (Online)

OtherText

Served as an AI training contributor and academic data coordinator by evaluating and classifying student academic performance data, including assignments and assessment responses, to ensure 100% accuracy. Annotated learning materials and curriculum content by subject, difficulty level, and learning objective for downstream text classification and content tagging use cases. Followed detailed guidelines, cross-checked outputs, and reported discrepancies to maintain data integrity. • Graded and maintained structured academic records for evaluation-style tasks. • Categorized educational text for subject/difficulty/learning-objective labeling. • Tracked attendance, progress, and performance trends for quality monitoring. • Prepared feedback and lesson documentation to support consistent guideline adherence.

2023 - Present

Sales Representative at Transsnet Financial Limited

TextClassification

Worked as a sales representative processing customer orders and payments with 100% accuracy while maintaining detailed transaction records and customer databases. Focused on accurate data logging and follow-through, demonstrating attention to detail and consistent guideline-based record keeping. Ensured outputs met defined standards and supported reliable customer information delivery. • Recorded orders, payments, and customer details with high accuracy. • Maintained and updated customer databases and sales activity logs. • Communicated clearly to ensure correct and consistent information handling. • Followed up on customer requests while preserving data integrity.

2019 - 2021

Data Entry Specialist & Inventory Auditor at Cybele Cosmetics

TextClassification

Entered product and inventory information into computer systems with 100% accuracy and high efficiency. Updated spreadsheets and databases daily in Microsoft Excel and Word to maintain consistent record-keeping for inventory datasets. Performed daily inventory reconciliation by comparing physical stock with digital records and detecting discrepancies to ensure data integrity. • Coded/entered inventory attributes into spreadsheets and databases accurately. • Reconciled physical vs. digital stock and flagged mismatches. • Maintained structured inventory logs for accurate downstream reporting. • Ensured consistent documentation and discrepancy detection practices.

2016 - 2017

Inventory Data Associate & Stock Auditor at Olubokola Foam Company

OtherTextData Collection

Served as an inventory data associate and stock auditor by counting and recording product quantities before departure from factory locations. Validated that shipments matched company records to prevent missing items and conducted pre-sales and post-sales stock counts. Verified end-of-day product tallies against sales and shop inventory and escalated any discrepancies immediately. • Performed data collection of product counts and shipment validation. • Conducted daily stock audits before and after sales. • Cross-checked sales vs. inventory tallies to ensure zero discrepancies. • Reported mismatches promptly and maintained systematic inventory logs.

2014 - 2015

Education

Work History