In an increasingly data-driven world, organizations thrive on their ability to interpret and act upon data insights effectively. At the forefront of this analytical revolution is Esther Oyenekan, a dynamic Data
Data Analyst | Excel | SQL | PowerBI | Research | Data AnalyticsTrainer
Analyst and Business Intelligence Professional who is redefining how data informs strategy, innovation, and operational excellence.
With a proven track record across industries such as technology, business strategy, and procurement, Esther has consistently demonstrated her ability to turn complex datasets into actionable insights that drive decision-making and measurable business growth. Her approach blends technical precision, analytical thinking, and a genuine passion for continuous learning and mentorship — making her one of the emerging voices in Africa’s growing data analytics ecosystem.
Esther Oyenekan is a highly skilled Data Analyst with expertise in SQL, Power BI, Python, and Excel, specializing in transforming data into strategic insights that guide corporate direction. She holds a Distinction in Computer Science and is currently pursuing a Postgraduate Degree in Information Technology.
Beyond her core professional role, Esther is also the Founder and Program Lead at DataKliq, a data training initiative focused on empowering aspiring analysts with hands-on experience in data visualization, modeling, and storytelling. Her work demonstrates a deep commitment to advancing data literacy and supporting data-driven innovation across organizations and communities.
PROFESSIONAL EXPERIENCE
| Organization | Role / Position | Duration | Key Responsibilities & Achievements |
| Bluebulb | Strategy Data Analyst | Mar 2025 – Present | Developing and managing data strategies that align with organizational goals. Leading data visualization and business intelligence initiatives for strategic decision-making. |
| Bluebulb | Data Analyst | Feb 2023 – Present | Extracts, cleans, and analyzes complex datasets to support operations and business growth. Builds dashboards in Power BI and creates automated reporting systems to streamline performance tracking. |
| BuyLetLive | Research & Business Intelligence Analyst | Jan 2024 – Mar 2025 | Conducted market research and data analysis to support product development and customer engagement strategies. Enhanced data models that improved marketing efficiency by over 20%. |
| BuyLetLive | Data Analyst | Aug 2022 – Mar 2024 | Developed SQL queries and Power BI reports for sales and performance tracking. Improved business intelligence pipelines to enhance internal reporting accuracy and timeliness. |
| Unilever | Procurement Analyst | Sep 2023 – Feb 2024 | Supported procurement analytics by tracking vendor performance, cost efficiency, and sourcing opportunities. Collaborated with global teams to optimize procurement processes through data insights. |
| DataKliq | Program Lead / Founder | Sep 2022 – Present | Founded DataKliq to mentor and train aspiring data professionals in analytics tools like SQL, Excel, and Power BI. Designed and reviewed course materials and managed PR, communications, and cohort coordination. |
| NeoLife International | Information Technology Intern | Sep 2016 – Mar 2017 | Provided IT support and assisted in data entry, system configuration, and technology integration tasks. Developed an interest in structured data and process optimization. |
EDUCATIONAL BACKGROUND
| Institution | Qualification | Field of Study | Duration |
| Ibadan City Polytechnic | Higher National Diploma (HND) | Computer Science (Distinction) | — |
| [Currently Pursuing] | Postgraduate Program | Information Technology | — |
CERTIFICATIONS
- Learning Excel: Data Analysis
- Data Analytics and Business Intelligence
- SQL: Data Reporting and Analysis
- The Non-Technical Skills of Effective Data Scientists
- Data Cleaning in Python – Essential Training
TECHNICAL SKILLS
- Data Analytics Tools: Power BI, Excel, Tableau
- Programming & Query Languages: SQL, Python (Pandas, NumPy)
- Data Management: Data Cleaning, Modeling, and Transformation
- Visualization: Dashboard Development and Business Reporting
- Soft Skills: Communication, Team Collaboration, Research, and Problem Solving
KEY PROJECTS & ACHIEVEMENTS
- Automated Reporting Pipelines: Designed end-to-end Power BI dashboards that reduced manual report preparation time by 40%.
- Data Training Leadership: Through DataKliq, mentored over 100 aspiring analysts, helping them transition into data-centric roles across industries.
- Procurement Intelligence: At Unilever, analyzed procurement data to optimize cost-saving strategies and improve supplier evaluation processes.
Esther believes that data tells the most powerful stories when properly understood and communicated. Her mission is to help organizations and individuals make data-driven decisions that spark innovation, efficiency, and inclusivity.
She champions the idea that data analytics is not just about numbers — it’s about narratives that reveal opportunities, solve problems, and guide transformation. Her work continues to inspire a new generation of data professionals to pursue excellence with curiosity and integrity.
From data collection to storytelling, Esther Oyenekan exemplifies what it means to be a modern data professional — blending technical proficiency with purpose-driven insight. Through her work with Bluebulb, BuyLetLive, and DataKliq, she has proven that data analytics is not merely a technical discipline but a catalyst for innovation and empowerment.
As she continues to explore the intersection of technology, strategy, and education, Esther’s journey stands as a testament to how data — when used with precision and passion — can truly transform lives, businesses, and entire industries.
Connect with Esther Oyenekan:
www.linkedin.com/in/esther-oyenekan
