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Benjamin Alfayo

Benjamin Alfayo

Data Analyst - Technology & Internet

KENYA flag
Nairobi, Kenya
$15.00/hrIntermediateLabel Studio

Key Skills

Software

Label StudioLabel Studio

Top Subject Matter

No subject matter listed

Top Data Types

Computer Code ProgrammingComputer Code Programming

Top Label Types

Fine Tuning
Computer Programming Coding
Prompt Response Writing SFT

Freelancer Overview

I am a detail-oriented data professional with hands-on experience in data annotation, labeling, and AI training data quality control. I have contributed to AI model development by applying strict annotation guidelines, reviewing and correcting labeled data, and providing structured feedback to ensure high-quality datasets. My technical skills span Python, SQL, Excel, and data visualization tools, which I have used for data analysis, automation, and reporting in various projects. I am adept at collaborating with diverse teams, understanding project requirements, and delivering accurate, consistent training data to support machine learning and AI initiatives. My background in data analytics and experience with both structured and unstructured data make me confident in supporting a wide range of AI and data labeling projects.

IntermediateEnglish

Labeling Experience

Label Studio

AI Trainer & Data Annotator

Label StudioComputer Code ProgrammingFine TuningComputer Programming Coding
Worked on a remote AI training and data annotation project focused on improving machine learning models used for data science and analytical reasoning. The project involved annotating, validating, and reviewing text- and code-based tasks where AI model outputs were evaluated for correctness, efficiency, and clarity. Used Python to inspect datasets, validate logic, and verify computational results, and SQL to query structured data and confirm data integrity during annotation and evaluation tasks. Contributed to labeling datasets related to data analysis, statistics, and programming workflows, ensuring alignment with detailed project guidelines and quality benchmarks.

Worked on a remote AI training and data annotation project focused on improving machine learning models used for data science and analytical reasoning. The project involved annotating, validating, and reviewing text- and code-based tasks where AI model outputs were evaluated for correctness, efficiency, and clarity. Used Python to inspect datasets, validate logic, and verify computational results, and SQL to query structured data and confirm data integrity during annotation and evaluation tasks. Contributed to labeling datasets related to data analysis, statistics, and programming workflows, ensuring alignment with detailed project guidelines and quality benchmarks.

2024 - 2024

Education

T

Technical University of Mombasa

Bachelor of Technology, Information and Communication Technology

Bachelor of Technology
2019 - 2023
K

Kenyatta University

CCNA Networking Certification, Networking

CCNA Networking Certification
2021 - 2022

Work History

U

Upwork

Freelance Data Analyst

Nairobi
2025 - Present
K

Kenya Airports Parking Services

Junior Data Analyst

Nairobi
2024 - 2025