Open to opportunities

Prosper Searyoh

@prospersearyoh

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Business Intelligence Developer and Data Analyst delivering actionable insights with Power BI and Tableau.

Ghana

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What I'm looking for

I seek a data role where I can build BI solutions, automate reporting, collaborate cross-functionally, and drive data-informed decisions while growing technically.

I am a results-driven Business Intelligence Developer and Data Analyst with over 4 years of practical experience designing interactive dashboards and data visualizations using Power BI, Tableau, SQL, and Snowflake.

I specialize in data modeling, ETL processes, report automation, and performance tuning, having supported e-commerce and government stakeholders with actionable insights and reliable reporting.

My work includes building optimized SQL queries, creating advanced calculated fields and hierarchies in Tableau, maintaining Tableau Server, and developing Excel-based tax calculation tools and automated reports.

I hold a Master of Engineering in Computer Science and multiple certifications including Tableau Desktop Specialist and Microsoft Power BI Data Analyst Associate, and I collaborate effectively with technical and non-technical stakeholders to drive data-informed decisions.

Experience

Work history, roles, and key accomplishments

Current

Statistician

Current

Ghana Revenue Authority

Nov 2023 - Present (2 years 1 month)

Prepared weekly, monthly, quarterly and annual revenue performance reports using Excel and Tableau, identified trends and deviations to support data-driven decisions, and developed Excel tax-calculation tools to improve reporting accuracy.

Tableau Excel Data Analysis Revenue Data Validation KPI Analysis Report Writing VBA

Business Intelligence Developer

Zelnam Ltd.

Dec 2021 - Nov 2023 (1 year 11 months)

Designed and developed interactive Tableau and Power BI dashboards for client reporting, optimized SQL queries and automated reporting processes to improve analytics delivery and data accuracy.

Power BI Tableau SQL ETL Data Modeling Report Automation Performance Tuning

Data Analyst Intern

China Mobile

Dec 2015 - Feb 2016 (2 months)

Assisted development of data visualizations and performance-monitoring KPIs, supported ETL and data integration tasks, and reviewed and optimized SQL queries for Tableau Desktop visualizations.

Tableau SQL ETL Data Visualization KPIs Data Integration Technical Documentation

Field Supervisor

Plan Ghana

Sep 2007 - Aug 2010 (2 years 11 months)

Supervised VSLA implementation across 20+ communities, managed and validated data entry for 50+ groups using SAVIX MIS, trained field officers on data collection and produced regular progress reports for senior management.

Data Entry Data Validation SAVIX MIS Field Supervision Training Reporting

Education

Degrees, certifications, and relevant coursework

Nanjing Forestry University

Master of Engineering, Computer Science (Circuits and Systems)

2018 - 2021

Completed a Master of Engineering in Computer Science with a focus on Circuits and Systems from Sep 2018 to Jun 2021, emphasizing advanced computing and system design.

Nanjing University of Information Science and Technology

Bachelor of Science, Computer Science and Technology

2012 - 2016

Earned a Bachelor of Science in Computer Science and Technology from Sep 2012 to Jul 2016, covering software development, data analysis, and computing fundamentals.