William Agengo

Junior Data Analyst

+353 89 968 2681
Dublin, Ireland

About Me

Results-driven Junior Data Analyst with a strong foundation in statistical analysis, data visualization, and business intelligence. Currently completing a Business Analyst Data Analysis internship program at Uptrail, with hands-on experience in Python, SQL, and data analytics tools. I combine technical proficiency in programming with a business administration background to transform complex datasets into actionable insights.

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Technical Skills

Data Analysis & Visualization

Python Pandas NumPy Matplotlib Seaborn Excel SQL

Business Intelligence

Power BI Tableau Google Analytics Dashboards

Programming

Python JavaScript SQL HTML/CSS Git

Databases

MySQL PostgreSQL MongoDB

Featured Projects

Sales Performance Dashboard

Python • Pandas • Power BI

  • Analyzed sales data to identify trends and top-performing products
  • Created interactive dashboard displaying KPIs and revenue trends
  • Improved data accuracy by 25% and reduced reporting time by 40%

Customer Segmentation Analysis

Python • SQL • Matplotlib • K-Means Clustering

  • Performed exploratory data analysis on customer transactions
  • Applied clustering algorithms to segment customers by behavior
  • Visualized segment characteristics for stakeholder presentations

Expense Tracker Web Application

JavaScript • HTML/CSS • SQL

  • Developed full-stack application for financial data tracking
  • Implemented SQL database for data persistence
  • Integrated dynamic charts for spending pattern visualization

Education & Training

Business Analyst Data Analysis Internship

Uptrail | 2024 - Present

  • Intensive training in data analysis, statistical methods, and business intelligence
  • Developing proficiency in Python for data manipulation and visualization
  • Building expertise in SQL for database querying and report generation
  • Creating interactive dashboards to communicate insights

Bachelor of Business Administration

Satakunta University of Applied Sciences | 2012 - 2016

  • Relevant Coursework: ICT, Business Analytics, Media & Marketing
  • Completed Web Development Bootcamp at Integrity.io

Professional Experience

Freelance IT Support Specialist

Self-Employed | 2022 - Present

  • Provide technical support and troubleshooting services
  • Maintain documentation improving knowledge base efficiency by 30%
  • Analyze system performance data to recommend solutions

Desktop Support Specialist

Various Organizations | 2018 - 2021

  • Provided comprehensive technical support and troubleshooting
  • Analyzed support ticket data reducing resolution time by 25%
  • Created technical documentation and deployment checklists

Certifications