Ederson Marcellus

Entry-level Data Analyst

Orlando, US.

About

Entry-level Data Analyst pursuing a Master's in Data Analytics (expected Jan 2026), leveraging strong foundational skills in SQL, Python, Power BI, and Tableau. Proven ability to transform complex datasets into actionable insights through hands-on projects in retail, healthcare, and predictive analytics. Committed to collaborating with teams to solve business problems and deliver clear, impactful data visualizations that drive informed decision-making and business value.

Work

Mecha Media/SlapStik Comedy

|

Data Analytics Intern

→

Summary

Led data collection, analysis, and visualization efforts to enhance social media campaign performance and content strategy.

Highlights

Streamlined data collection and cleaning processes for social media engagement, ensuring data integrity for comprehensive campaign reporting.

Developed interactive Power BI dashboards to monitor post-performance and audience engagement, providing real-time insights for optimization.

Delivered data-driven insights to the marketing team, directly influencing content strategy and optimizing future campaign effectiveness.

Walmart

|

Human Resources Manager

→

Summary

Managed comprehensive HR operations, including recruitment, employee relations, training, and compliance, driving significant improvements in efficiency and satisfaction.

Highlights

Directed annual recruitment, interviewing, and onboarding for over 50 associates, decreasing time-to-hire by 20% while upholding high staffing quality standards.

Arbitrated associate relations, successfully resolving 95% of internal conflicts and elevating overall employee satisfaction scores by 15%.

Administered training programs, benefits enrollment, and payroll support, boosting training completion rates by 25% and cutting payroll errors by 30%.

Collaborated with store management on HR initiatives and scheduling, enhancing schedule accuracy by 18% and ensuring 100% compliance with labor regulations.

Education

Southern New Hampshire University

Bachelor of Science Computer Information Systems

Courses

Database Design

Systems Analysis

Business Intelligence

Programming in Python and R

Data Structures

Project Management

Information Systems Security

Southern New Hampshire University

Master of Science Data Analytics

Courses

Data Mining

Machine Learning

Predictive Analytics

Data Visualization (Power BI, Tableau)

Statistical Modeling

Big Data Analytics

Database Management (SQL)

Decision Analytics

Skills

Programming & Querying

SQL, SQLite, PostgreSQL, Python, Pandas, NumPy, R.

Data Visualization

Power BI, Tableau, Matplotlib, Seaborn.

Databases

SQLite, PostgreSQL, MySQL.

Data Analysis & Modeling

Data Cleaning, Aggregations, Joins, Window Functions, Statistical Analysis, Predictive Modeling, Model Evaluation, Decision Trees, Business Insight Generation.

Other Tools

Excel, PivotTables, VLOOKUP, Git, scikit-learn.

Projects

Superstore Sales Analysis

Summary

Developed a comprehensive sales analysis leveraging SQLite, focusing on retail sales performance, customer segmentation, and regional trends.

Healthcare Heart Disease Risk Analysis

Summary

Created an interactive Power BI dashboard to analyze factors linked to heart disease and support prevention strategies.

Predictive Maintenance Model

Summary

Built and validated a Random Forest model in Python to forecast machine failures and inform preventive maintenance strategies.