Darlington Maposa

Spearheaded immersive workshops on Excel and SQL, significantly improving participant skills and corporate stakeholders' data transformation capabilities. Deployed Power BI to provide actionable insights, reducing decision-making time, and championed data governance to enhance data quality.

Conceptualized and executed a proof of concept for migrating on-premise databases to the cloud, focusing on scalability and security. Implemented security best practices for cloud services, elevating data security. Engineered Python scripts to automate data ingestion and transformation, significantly boosting ETL efficiency.

Designed and executed batch and streaming ETL pipelines using AWS services like Python, Airflow, AWS Glue, S3, Lambda, Redshift, and Docker, reducing data processing latency. Collaborated with teams to enhance ETL processes, improving data integration efficiency and reducing processing time. Built complex datasets that enhanced predictive modeling accuracy, leading to more informed decisions.

Utilized data visualization and presentation tools to advocate for a data-driven approach, contributing to a significant financial turnaround. Conducted in-depth customer segmentation analysis, leading to targeted marketing campaigns that increased sales conversion rates.

Analyzed and presented network performance metrics from over 1000 base stations, driving significant profits. Identified and closed security loopholes, preventing potential financial losses. Integrated user feedback and new technologies to improve system performance, increasing user satisfaction and decreasing support requests.

Completed an advanced certificate program focusing on data engineering principles and practices. Gained expertise in designing and implementing data pipelines and related technologies.

Pursued a Bachelor of Science degree specializing in Telecommunications. Studied core concepts and technologies related to telecommunication systems and networks.