Daniel J.

Key Skills

Software

No software listed

Top Subject Matter

Public health / education analytics (teenage pregnancy & condom usage)

General data analytics and data quality for business/organizational insights

Education and basic programming / ICT training

Top Data Types

Video

Top Task Types

Data Collection

Freelancer Overview

Creative Lead. Brings 8+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Microsoft Power BI, Microsoft Excel, and Python (Jupyter Notebook). Education includes Diploma in Computer Science, New Life College (2020) and Bachelor of Science in Computer Science, Kwame Nkrumah University of Science and Technology (KNUST) (2023). AI-training focus includes data types such as Computer Code and Programming and labeling workflows including Data Collection.

Labeling Experience

Data Analyst Trainee (Apr 2022 - Jul 2022) — Kumasi Hive

Data Collection

Developed end-to-end dataset handling skills by acquiring, cleansing, and analyzing datasets for decision-making. Transformed complex data into visual narratives highlighting key trends, outliers, and patterns. Used database querying and Python-based analysis workflows to support comprehensive analysis. • Performed data cleansing to improve data quality and reliability • Used Excel, Python, and Power BI to visualize trends and anomalies • Queried databases with SQL and ran analysis in Jupyter Notebook • Produced analyses intended to support informed decision-making

2022 - 2022

Data Analyst Intern (Sep 2022 - Dec 2022) — Incas Diagnostics

Data Collection

Contributed to an ethically sourced data project on teenage pregnancy and condom usage in high schools, preparing real-world datasets for analysis. Cleaned and analyzed the collected data to derive actionable insights. Produced analysis outputs for stakeholders using visual analytics. • Performed data cleaning and preprocessing on collected field data • Created charts, graphs, and maps using Power BI and Excel • Extracted trends and patterns from the dataset to support awareness objectives • Supported stakeholder understanding by improving accessibility of findings

2022 - 2022

Intern (Jul 2019 - Oct 2019) — SGS Ghana (ICT training program)

Data Collection

Supported delivery of an ICT training program by teaching programming and productivity skills to children. Created engaging lesson plans and instructional materials to enable supervised learning. Provided individualized support and helped maintain program operations such as attendance tracking and evaluation. • Taught Scratch programming fundamentals to learners • Taught Microsoft Office productivity skills to learners • Developed lesson plans and instructional materials for the training sessions • Assisted with attendance tracking and program evaluation

2019 - 2019

Education

Work History