- Responsible for developing and executing a comprehensive data strategy that aligns with business objectives. Oversees all data governance and processes to ensure accuracy and availability. Leads a robust data infrastructure design to enable analytics, reporting, and data product development.- Leads and nurtures a remote data team, fostering a culture of collaboration, innovation, and professional growth. Works closely with cross-functional teams to understand data needs and align product development, analytics, and strategic decision-making.- Actively engages in professional development and innovation within the data field, leveraging industry trends and emerging technologies to elevate data processes and infrastructure, ensuring the team's work remains at the forefront of data-driven decision-making and strategic initiatives.

- Spearheaded the Data Science and AI team, driving the development and deployment of cutting-edge data and machine learning products that propel the company's technological edge and competitive advantage.- Fostered a dynamic partnership with the Sales department, leveraging my expertise to deliver tailored technical solutions that exceed business requirements, enhancing customer satisfaction and driving revenue growth.- Strategically optimized recommendation algorithms achieved a notable 3.5% (nominal values) increase in click-through rates (CTR) while simultaneously implementing cost-efficient measures that reduced infrastructure expenses by 35%, demonstrating a balanced approach to innovation and fiscal responsibility.

- Led the maintenance and continuous enhancement of all deployed machine learning models, ensuring peak performance, accuracy, and alignment with evolving business objectives.- Spearheaded the development and optimization of Reccodo's Personalized Search Engine, implementing cutting-edge machine learning techniques to drive improved search relevance and user experience.- Significantly improved computational efficiency and model processing times, achieving up to a tenfold speed increase by vectorizing the majority of the existing codebase, which streamlined operations and accelerated data processing capabilities.

- Delivered comprehensive academic support, enabling students to grasp foundational and advanced concepts in data analytics, fostering a deep understanding and application of course materials.- Engaged in personalized mentoring sessions, offering tailored guidance to ensure each student's progress and success, keeping them motivated and focused on achieving their educational goals.- Provided expert assistance in project execution, from conceptualization to completion, including content clarification, coding best practices, and debugging, enhancing students' practical skills and project quality.

- Delivered expert consultancy to a leading bank in Greece, significantly enhancing their web and mobile analytics capabilities, enabling enhanced data-driven operational efficiencies and competitive positioning in the market.- Developed comprehensive business reports and user-friendly dashboards, integrating multiple data sources to illuminate key performance indicators and drive data-driven decision-making.- Architected the company’s reporting and analytics framework, establishing a scalable and robust strategy that underpins all data analysis activities, ensuring consistency, efficiency, and accuracy in data handling and interpretation.

- Led comprehensive requirement analysis and data mapping sessions, effectively capturing and translating business needs into actionable data analytics strategies, ensuring alignment with organizational goals.- Managed the full lifecycle of Data Engineering and Analytics projects, from initial proposal through to successful delivery, demonstrating strong leadership, project oversight, and stakeholder management skills.- Successfully executed and delivered data analytics projects for two prominent Mobile Network Operators in the APAC region, significantly enhancing their data capabilities and providing valuable insights to drive strategic decisions.

Responsible for presenting, analyzing the requirements and preparing the Company's proposal for high profile (local & international) potential customers/partners.

Managed the integration with Mobile Operators’ Billing and Provisioning systems and Analyzed users’ data for clearance, reconciliation and reporting purposes using MS Excel and SQL.