RIJO JOHNSON
Summary
Analytical and results-driven Data Analyst with a solid background in mathematics and hands-on experience in data cleaning, transformation, visualization, and reporting. Skilled in SQL, Python, Power BI, and Excel for data analysis and dashboard creation. Proven ability to extract insights from large datasets and support decision-making processes. Enthusiastic about learning new technologies and delivering value through data-driven solutions.
Overview
3
3
years of professional experience
1
1
Certification
Work History
Data Analyst
Murickan Trading Company
05.2022 - 05.2023
- Cleaned and analyzed business data using Python, SQL, and Excel.
- Built predictive models for trend analysis using Scikit-learn.
- Developed dashboards in Power BI to track KPIs and sales.
- Conducted root cause analysis and improved data quality.
- Worked cross-functionally to align reporting with business goals.
Artificial Intelligence Intern (Online)
Corizo
09.2024 - 10.2024
- Company Overview: Accredited by Wipro
- Applied Python-based data pipelines to streamline supply chain data.
- Created interactive dashboards using Pandas and Matplotlib.
- Integrated machine learning models for process optimization.
- Automated data workflows using SQL and Python scripts.
Security Officer
Synergy Security at AIB Bank, Western Building
04.2025 - Current
- Maintains a secure environment and assists customers in the branch.
- Supports operational activities and enhances client experience.
Sales Assistant
Applegreen
10.2023 - 04.2025
- Handled customer transactions and stock management.
- Ensured compliance with health and safety standards.
- Contributed to smooth daily store operations.
Education
Master of Science - Business Analytics
University College Cork
Cork10-2024
Bachelor of Science - Mathematics
Mahatma Gandhi University
Kottayam, Kerala, India05-2022
Skills
- Languages & Tools: Python, SQL, R (basic), Excel (Power Query, Pivot), Tableau, Power BI
- Libraries: Pandas, NumPy, Matplotlib, Seaborn, Scikit-learn
- Strong analytical thinking and problem-solving
- Excellent communication with technical and non-technical audiences
- Team collaboration and independent project ownership
- High attention to detail and data accuracy
- Eagerness to learn and adapt in fast-paced environments
- Attention to detail
- SQL and Tableau
- Statistical analysis
- Analytical problem solving
- Data cleaning and validation
- Database programming and SQL
- Machine learning and database management
- Data modeling and project management
- ETL processes and data storytelling
- Business needs analysis
- Microsoft Office 365
- Clear and concise communication
- Data quality assurance processes
- Predictive modeling and statistics
- Business management and analytics
- Artificial intelligence research and python coding
- Problem-solving
- Teamwork and collaboration
- Critical thinking and time management
- Data visualization and presentations
Certification
- Google Data Analytics | Google
- Machine Learning | Kaggle
- Excel: Power Query & Power Pivot | LinkedIn Learning
- Power BI Fundamentals | Microsoft
- Static Security Officer License | Private Security Authority, Ireland
Additional Information
Truth Seeker – Fake News Detection Web App University College Cork, Ireland | 2023 – 2024
• Developed a full-stack Python Flask + React app using NLP and machine learning techniques (Random Forest, Logistic Regression, Bi-LSTM).
• Achieved a model score accuracy of 99.72% and visualized results with an interpretability focus.
• Addressed challenges in information credibility, contributing to informed public decision-making.
Planar Graph & Face Coloring – Applied Graph Theory Project Mahatma Gandhi University, Kerala, India | 2019 – 2022
• Used mathematical logic and matching algorithms to solve scheduling problems.
• Integrated vertex and edge coloring methodologies for frequency allocation use cases.
Timeline
Security Officer
Synergy Security at AIB Bank, Western Building
04.2025 - Current
Artificial Intelligence Intern (Online)
Corizo
09.2024 - 10.2024
Sales Assistant
Applegreen
10.2023 - 04.2025
Data Analyst
Murickan Trading Company
05.2022 - 05.2023
Master of Science - Business Analytics
University College Cork
Bachelor of Science - Mathematics
Mahatma Gandhi University
Training
- Workshop Leadership: Organized Python programming workshops for beginners, simplifying technical concepts and fostering collaboration.
- Seminar Coordination: Coordinated a 50-attendee seminar on data ethics, building teamwork, and stakeholder engagement skills.
Core Competencies
- Data Collection & Cleaning
- Exploratory Data Analysis (EDA)
- Statistical & Predictive Analytics
- Dashboard Design (Power BI, Tableau)
- SQL & Relational Databases
- Python Scripting (Pandas, NumPy, Matplotlib)
- Stakeholder Communication
- Agile Collaboration & Reporting
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