George Sifonios Email and Phone Number
George Sifonios is a Senior Customer Insights Analyst at Monocle. He possess expertise in qlikview, c, c++, java, computer science and 38 more skills. He is proficient in English - Proficient user and German - Basic User.
Monocle
View- Website:
- monocle.com
- Employees:
- 228
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Senior Customer Insights AnalystMonocle Oct 2024 - PresentGreater London, England, United Kingdom -
Senior Marketing Data AnalystAmazon Mar 2022 - Oct 2024London, England, United Kingdom- Led the automation of marketing reporting through SQL, transitioning from Excel files to self-service dashboards utilizing Quicksight, dramatically reducing report preparation time from two days to one hour.- Championed the implementation of an integrated marketing environment that consolidates data from multiple vendors (e.g., Google Ads, Facebook Ads) into a unified dashboard, enhancing campaign management efficiency for Marketing Managers.- Spearheaded experiments with media… Show more - Led the automation of marketing reporting through SQL, transitioning from Excel files to self-service dashboards utilizing Quicksight, dramatically reducing report preparation time from two days to one hour.- Championed the implementation of an integrated marketing environment that consolidates data from multiple vendors (e.g., Google Ads, Facebook Ads) into a unified dashboard, enhancing campaign management efficiency for Marketing Managers.- Spearheaded experiments with media vendors to measure the incremental impact of social campaigns on conversions.- Conducted deep dives to improve the performance of the Media Mix Model. Show less -
Digital AnalystBurberry Oct 2021 - Mar 2022London, England, United KingdomMain responsibilities: Create Looker dashboard using online transactional data aiming to provide customers insights, Lead experiments (A/B testing) to help Marketing team to target better customers, Deep dive to online transactional data to provide insights that shaped strategical positions for the application.- Conducted in-depth analysis of online transactional data to optimize customer online journeys using Google Analytics, providing strategic insights to the digital… Show more Main responsibilities: Create Looker dashboard using online transactional data aiming to provide customers insights, Lead experiments (A/B testing) to help Marketing team to target better customers, Deep dive to online transactional data to provide insights that shaped strategical positions for the application.- Conducted in-depth analysis of online transactional data to optimize customer online journeys using Google Analytics, providing strategic insights to the digital department.- Collaborated closely with senior leadership across Marketing, Finance, and CRM teams to develop and maintain insightful dashboards with Looker and BigQuery, enhancing web performance monitoring.- Led experiments designed to improve decision-making processes and informed strategic initiatives. Show less -
Customer Insights AnalystBurberry Mar 2020 - Oct 2021London, England, United KingdomMain responsibilities: Create Tableau dashboards for various teams to present customer insights,Deep dive into transactional data to provide customer insights leading to strategic decisions- Analyzed transactional data to monitor key customer KPIs and evaluate commercial performance, driving strategic insights.- Developed and enhanced Tableau dashboards to facilitate ongoing understanding of customer trends, producing weekly/monthly trade reports and identifying key product… Show more Main responsibilities: Create Tableau dashboards for various teams to present customer insights,Deep dive into transactional data to provide customer insights leading to strategic decisions- Analyzed transactional data to monitor key customer KPIs and evaluate commercial performance, driving strategic insights.- Developed and enhanced Tableau dashboards to facilitate ongoing understanding of customer trends, producing weekly/monthly trade reports and identifying key product drivers.- Partnered with senior leadership to deliver detailed, ad hoc customer analytics focused on key markets, enabling data-driven strategic decisions. Show less -
Data AnalystExperian Aug 2018 - Feb 2020London, United KingdomMain responsibilities: Create end-to-end data pipelines in SQL, Develop forecasting models to predict customer retention, Build data products focused on the energy and postal services industries- Provided comprehensive profile analysis to support client campaigns and strategic initiatives across Banking, Energy, and Telecommunications industries.- Enhanced and automated processes using SQL and Python to reduce execution time and ensure data quality.- Liaised with stakeholders to… Show more Main responsibilities: Create end-to-end data pipelines in SQL, Develop forecasting models to predict customer retention, Build data products focused on the energy and postal services industries- Provided comprehensive profile analysis to support client campaigns and strategic initiatives across Banking, Energy, and Telecommunications industries.- Enhanced and automated processes using SQL and Python to reduce execution time and ensure data quality.- Liaised with stakeholders to understand data content and business requirements, translating them into actionable insights. Show less -
Soldier (Research & Informatics Office)Hellenic Army Jun 2016 - Feb 2017Kos Island, Greece- Administered the Brigade’s Active Directory, ensuring optimal network functionality and security.- Maintained and provided technical support for local networks and military applications, ensuring operational efficiency. -
Business Intelligence DeveloperPwc Nov 2014 - Feb 2016Athens, Greece- Debugged SQL scripts, troubleshot code, and resolved performance issues to maintain system integrity.- Designed, developed, and maintained reports using QlikView, TARGIT, and Tableau, providing critical business insights.- Translated written business requirements into detailed technical specifications, ensuring accurate implementation. -
Erasmus InternUniversity Of Malta Jul 2014 - Sep 2014Malta- Developed a data mining project to collect and process game behavioral data, implementing the Generalized Sequential Pattern algorithm in a Java environment.- Clustered gamers based on their strategic approaches using Weka software, providing actionable insights into player behavior. -
Summer InternDepartment Of Information Technology Of Kos Municipal Jul 2013 - Aug 2013Kos- Maintained the official municipal website, ensuring up-to-date content and optimal performance.- Coordinated with content creators to improve the website’s structure, enhancing user experience and accessibility.
George Sifonios Skills
George Sifonios Education Details
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2:1 Upper Second -
University Of Aegean2:1 Upper Second
Frequently Asked Questions about George Sifonios
What company does George Sifonios work for?
George Sifonios works for Monocle
What is George Sifonios's role at the current company?
George Sifonios's current role is Senior Customer Insights Analyst.
What schools did George Sifonios attend?
George Sifonios attended University Of Edinburgh Business School, University Of Aegean.
What skills is George Sifonios known for?
George Sifonios has skills like Qlikview, C, C++, Java, Computer Science, Php, Mysql, Software Engineering, Android, Javascript, Algorithms, English.
Who are George Sifonios's colleagues?
George Sifonios's colleagues are Evie Raphael, Marcela Palek, Florian Siebeck, Jacqueline Deacon, Laura Rysman, Mary Holland, Chester Bentley.
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George Sifonios MARLA
Greater London -
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