Athanasia Eleftheroglou
Data Analyst
Thessaloniki
Summary
Detail-focused Data Analyst with knowledge in data warehousing, process validation and business needs analysis. Proven to understand customer requirements and translate into actionable project plans. Dedicated and hard-working with passion for Data.
Overview
15
15
years of professional experience
4
4
Certifications
1
1
Language
Work History
Data Analyst Consultant
Deloitte
12.2021 - Current
- Conducted system monitoring, issue resolution, and knowledge transfer for internal teams.
- Worked with clients to troubleshoot issues and ensure smooth operations.
- Worked on middleware layer architecture to ensure data synchronization across countries.
- Automated routine reporting tasks, saving time and resources while minimizing human error.
- Produced monthly reports using advanced Excel spreadsheet functions.
- Created various Excel documents to assist with pulling metrics data and presenting information to clients for concise explanations of best placement for needed resources.
Math Tutor
Freelancer
01.2011 - 12.2021
- Explained math concepts in caring and encouraging environment to help kids thrive and learn.
- Created and shared math resources and materials to boost student comprehension.
- Inspired a love for mathematics by sharing personal passion and enthusiasm, fostering a positive attitude towards learning in students.
- Improved students' understanding of mathematical concepts by hands-on activities, and real-life applications.
- Developed and implemented individualized lesson plans for each student, tailored to their individual needs.
Supervisor / Staff Manager / Customer Support
Hotel Perinthos
06.2015 - 09.2020
- Oversaw daily operations of the department, ensuring smooth workflow and timely completion of tasks.
- Applied strong leadership talents and problem-solving skills to maintain team efficiency and organize workflows.
- Improved customer satisfaction with timely response to inquiries, addressing concerns, and finding effective solutions.
- Resolved conflicts among team members promptly, maintaining a harmonious working environment conducive to productivity.
- Mentored junior staff members in their career development, sharing knowledge from years of experience in the field.
Education
Master of Science - Operational Research And Analysis
Technical University of Crete
Crete 04.2001 -
Bachelor of Science - Mathematics
Aristotle University of Thessaloniki
Thessaloniki, Greece 04.2001 -
Skills
Power BI skills
Problem-solving
Time management
Strong work ethic
Verbal and written communication
Attention to detail
Data analysis
Data warehousing
Certification
6-Month seminar on Data analysis National Kapodistrian University of Athens
Timeline
Oracle Database SQL Certified Associate
11-2024
Data Analyst Consultant
Deloitte
12.2021 - Current
6-Month seminar on Data analysis National Kapodistrian University of Athens
11-2021
Google Data Analytics by Google
11-2021
Data Science Lab ΙΙ - powered by TITAN
03-2021
Supervisor / Staff Manager / Customer Support
Hotel Perinthos
06.2015 - 09.2020
Math Tutor
Freelancer
01.2011 - 12.2021
Master of Science - Operational Research And Analysis
Technical University of Crete
04.2001 -
Bachelor of Science - Mathematics
Aristotle University of Thessaloniki
04.2001 -
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