Marcell H.

Egis Pharmaceuticals PLC

Senior Data Scientist

• Apr, 2019 - Present
• Remote

• Implemented an innovative data anomaly detection system, reducing false positives by 25% and enabling early detection of potential issues, resulting in a 30% decrease in operational downtime.
• Developed a predictive maintenance model for equipment, optimizing maintenance schedules and reducing maintenance costs by 20% while increasing equipment reliability by 15%.
• Led the creation of a customer lifetime value (CLV) prediction model, enabling targeted marketing efforts and increasing CLV by 18% through personalized customer engagement strategies.
• Established a data-driven employee retention program, identifying key factors influencing turnover and implementing targeted interventions, resulting in a 25% reduction in employee churn and associated hiring costs.

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XAPT

Data Scientist

• May, 2018 - Apr, 2019
• Remote

• Spearheaded the implementation of a data-driven pricing optimization strategy, resulting in a 12% increase in overall revenue and a 20% improvement in profit margins.
• Developed and deployed a custom recommendation engine, increasing cross-selling opportunities by 18% and enhancing the personalized user experience.
• Led the development of a comprehensive data governance policy, ensuring compliance with data privacy regulations and mitigating risks associated with data breaches, thereby enhancing customer trust and loyalty.
• Collaborated with the research and development team to analyze market trends and customer preferences, informing product development decisions and contributing to a 15% increase in market share within six months.

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Vodafone

Insight Specialist

• Aug, 2016 - Nov, 2017
• Remote

• Initiated a data normalization project, standardizing data formats across disparate systems and streamlining data integration processes, resulting in a 20% reduction in data processing time.
• Developed and implemented a customer churn prediction model, enabling proactive retention strategies and reducing churn rates by 15%.
• Collaborated with product development teams to analyze user feedback data, leading to the identification of key product improvement areas and a subsequent 10% increase in customer satisfaction scores.
• Established a data storytelling framework, transforming complex analytical findings into compelling narratives for executive stakeholders, facilitating data-driven decision-making processes and fostering a culture of data literacy within the organization.

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Aon Hewitt

Data Specialist

• Jan, 2013 - Aug, 2016
• Remote

• Directed a cross-functional team in the development of a custom anomaly detection system, resulting in a 25% decrease in fraud-related losses.
• Implemented a data-driven approach to optimize supply chain logistics, reducing transportation costs by 15% and improving delivery efficiency by 20%.
• Spearheaded the creation of a predictive maintenance model for critical machinery, reducing downtime by 30% and saving the company $500,000 annually in maintenance costs.
• Led the integration of external data sources into internal analytics systems, expanding the scope of insights available to the company and improving decision-making processes across departments.

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