Summary
Overview
Work history
Education
Skills
Timeline
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NINI OLAWOYIN

Lincoln,Lincolnshire

Summary

Experienced Data Analyst with knack for transforming complex data into actionable insights. Known for improving data reporting systems, leading to enhanced business decision-making. Proven ability to streamline processes, resulting in significant time and cost savings. Offering strong analytical skills and keen eye for detail. Knowledgeable about data visualisation tools, statistical analysis, and basic programming. Excellent problem-solving abilities and strong communication skills. Ready to use and develop skills in data analysis, data visualisation, and statistical modelling in a data analyst role.

Overview

12
12
years of professional experience
6
6
years of post-secondary education

Work history

Data Analyst

10alytics Limited
United Kingdom
01.2023 - 10.2024
  • Developed complex Excel models using advanced formulas, VBA, and Macros to automate data analysis processes, resulting in a 30% reduction in reporting time
  • Extracted, transformed, and loaded (ETL) data from various sources using SQL, ensuring data accuracy and integrity
  • Designed and implemented interactive dashboards in Power BI and Tableau to visualize key performance metrics and track business objectives
  • Conducted exploratory data analysis (EDA) and predictive modeling using Python, identifying trends and patterns to inform strategic decision-making
  • Collaborated with cross-functional teams to define project requirements, conduct data analysis, and present findings to stakeholders
  • Improved data quality and consistency by implementing data cleansing and validation processes, resulting in a 25% reduction in data errors.

Relationship Analyst

Guaranty Trust Bank Limited
Nigeria
01.2019 - 01.2023
  • Managed a portfolio of telecommunication industry clients, providing personalized financial solutions and advisory services
  • Supervised the onboarding process for new clients, ensuring compliance with regulatory requirements and internal policies
  • Analysed customer transaction data using SQL and Excel to identify cross-selling opportunities and revenue-generating strategies, resulting in a 15% increase in product penetration
  • Developed and maintained dynamic dashboards in Power BI and Tableau to track key performance indicators (KPIs) and monitor customer engagement metrics
  • Utilized Python to perform predictive analytics and segmentation analysis, enabling targeted marketing campaigns and personalized customer experiences
  • Conducted regular portfolio reviews and performance analysis for telecommunication industry clients, providing strategic recommendations to optimize financial outcomes
  • Acted as a trusted advisor to clients, providing financial insights and recommendations to support their business objectives and growth initiatives
  • Conducted financial analysis and credit risk assessments to evaluate client creditworthiness and identify potential risks
  • Prepared credit proposals and presentations for client meetings, highlighting key financial metrics and investment opportunities.

Banking Operations Analyst

Guaranty Trust Bank Limited
Nigeria
01.2017 - 01.2019
  • Implemented data-driven solutions to streamline operational processes, resulting in a 20% reduction in processing time
  • Developed and maintained SQL queries and scripts to extract and manipulate data from multiple databases, ensuring accuracy and reliability
  • Created dynamic dashboards in Power BI and Tableau to monitor key performance indicators (KPIs) and track operational metrics, enabling real-time decision-making
  • Conducted root cause analysis of operational issues and implemented corrective actions, leading to a 15% decrease in error rates
  • Collaborated with cross-functional teams to identify process improvement opportunities and implement best practices, resulting in a 25% increase in operational efficiency
  • Utilized Python to automate repetitive tasks and improve data analysis workflows, reducing manual effort by 30%
  • Assisted in the execution of daily operational activities, including account maintenance, transaction processing, and reconciliation
  • Utilized Excel to analyse transactional data and identify discrepancies, ensuring compliance with regulatory requirements
  • Prepared and presented operational reports to management, highlighting key performance metrics and trends.

Customer Insights Analyst

Guaranty Trust Bank Limited
Nigeria
01.2013 - 01.2017
  • Utilized advanced analytics techniques to analyse customer data and identify key trends, preferences, and behaviours
  • Developed and implemented strategies to enhance customer satisfaction and retention, resulting in a 15% increase in customer loyalty
  • Collaborated with cross-functional teams to integrate customer feedback into product development processes, resulting in a 10% reduction in product defects
  • Created and delivered insightful reports and presentations to senior management, providing actionable recommendations for business decision-making
  • Automated data extraction and analysis processes using SQL, reducing manual workload by 30% and increasing efficiency.

Education

BSc. Computer Engineering -

Obafemi Awolowo University
01.2005 - 01.2011

Skills

  • Excel: Expertise in advanced Excel functions, including pivot tables, macros, VLOOKUP, and INDEX-MATCH for data analysis and reporting
  • Experience with business intelligence tools such as Power BI, Tableau, and QlikView for creating interactive dashboards and reports
  • Database Management: Competent in managing databases and writing SQL queries to extract, manipulate, and analyse data
  • Proficiency in Python programming languages for data analysis, manipulation, and automation
  • Data Visualisation: Expert in using industry-standard visualisation tools like Tableau and Power BI to convey insights to shareholders, and view data in a digestible way
  • SQL proficiency: Experience in handling and querying databases

Timeline

Data Analyst

10alytics Limited
01.2023 - 10.2024

Relationship Analyst

Guaranty Trust Bank Limited
01.2019 - 01.2023

Banking Operations Analyst

Guaranty Trust Bank Limited
01.2017 - 01.2019

Customer Insights Analyst

Guaranty Trust Bank Limited
01.2013 - 01.2017

BSc. Computer Engineering -

Obafemi Awolowo University
01.2005 - 01.2011

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NINI OLAWOYIN