Samuel Darkwah
@samueldarkwah
Data Analytics Engineer driving insights and automated data solutions.
What I'm looking for
I am a Data Analytics Engineer with 4+ years of experience in telecom and logistics, focused on data mining, pipeline analysis, and data management. I design automated reporting tools, build ETL pipelines, and create visualizations that improved network efficiency by 20% and reduced manual reporting effort by 25%.
I have built internal data collection tools, ingested and modeled data using Python, SQL and Airflow, and presented analyses to senior leadership to influence product and pricing decisions. I thrive on cross-functional collaboration, solving operational problems, and expanding my technical skill set.
Experience
Work history, roles, and key accomplishments
Data Mining Analytics Engineer
Linfra Technologies
Jun 2023 - Present (2 years 4 months)
Analyzed network usage patterns and developed visualizations that improved network efficiency by 20%; implemented data-driven solutions to improve sales forecasting accuracy and reduce churn while automating reporting to cut manual effort by 25%.
Data Engineer/Analyst
Jetstreamafrica
Mar 2021 - May 2023 (2 years 2 months)
Built 2+ internal data collection tools and ingested data via Python, SQL and APIs into PostgreSQL; created dashboards and notebooks that saved 10+ weekly hours and performed cohort analysis that identified a segment to reduce pricing by 10% to boost revenue.
Data Modeling and Processing Specialist
Ghana Revenue Authority
Sep 2019 - Mar 2021 (1 year 6 months)
Performed in-depth data validation and ETL on taxpayer datasets to deliver projects with full accuracy and provided training on data management techniques while liaising with supervisors to resolve project issues.
Education
Degrees, certifications, and relevant coursework
University of Energy and Natural Resources
Computer Engineering
Studied Computer Engineering at the University of Energy and Natural Resources.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Job categories
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