Konstantinos Mavridis
Amsterdam
Summary
Detail-oriented and proactive BI Analyst with 3 years of experience supporting finance and commercial teams through data visualization, reporting automation, and cross-functional collaboration. Skilled in building Power BI dashboards (50+), working with stakeholders to transform data into actionable insights, and contributing to budgeting and forecasting processes. Comfortable navigating both business and technical contexts, with a growing foundation in SQL and a strong command of DAX. Passionate about continuous learning, data storytelling, and driving smarter decision-making through accessible analytics.
Overview
6
6
years of professional experience
1
1
Certification
Work History
Junior Business Intelligence Analyst
WoodWing
Amsterdam
08.2022 - Current
- Created and maintained 40+ Power BI dashboards and reports supporting Finance, Sales, Marketing, Customer Success and IT department, enhancing visibility into key business metrics and performance indicators.
- Collaborated with stakeholders to gather requirements, model data, and deliver tailored, actionable insights using Power BI, with a strong focus on usability and clarity.
- Assisted in forecasting and budgeting tasks by preparing relevant data, responding to ad-hoc data requests, and supporting the Finance team with accurate reporting inputs.
- Utilized Power BI (with DAX) and Excel to automate recurring reporting tasks, build calculated measures, and streamline cross-functional performance tracking.
- Committed to continuous upskilling in SQL, maintaining hands-on practice through courses and exercises, to enhance future technical capabilities.
- Encouraged a data-driven culture by providing support and guidance to non-technical users in interpreting dashboards and reports.
Marketing and Customer Success Intern
Cover Genius Insurtech
Amsterdam
12.2021 - 06.2022
- Weekly data collection, cleaning, and analysis of company's stakeholders and customers with SQL server and MS Excel
- Completed 18 reports of Key metrics and KPIs' on a weekly and monthly basis, and presented them via Power BI software
- Attraction and collaboration with 42 new customers and stakeholders with the assistance of PhantomBuster extension
- Handling customer and partner inquiries through digital channels such as Hubspot Platform
- Ensuring delivery of the solutions to partners in accordance with their needs and objectives
Human Resources Assistant
Ministry of Defence-Department of Financial Management and of Executive's Payroll
11.2018 - 06.2019
- Contributed to timely and precise payment of military executives
- Filed financial archives and updated database using Excel sheets
Education
Master of Science - Business Administration: Digital Marketing and Analytics Specialization
University of Amsterdam
06.2022
Pre-Master -
University of Amsterdam
04.2022
BSc - Political Science and History
Panteion University of Athens
06.2018
Skills
- Power BI
- DAX
- Power Query
- Microsoft Excel
- Oracle Netsuite
- Hubspot
- SQL
- MS Office
- Financial reporting
- Data cleaning
- Business analysis
- Forecasting and planning
Certification
- Data Analyst in Power BI via Datacamp
- Introduction to SQL via Datacamp
- Google Data Analytics Professional Certificate
Hobbies and Interests
- Football Player
- Running
- Licensed Driver B Category
Personal Information
Date of Birth: 08/11/95
Languages
Greek
First Language
English
Proficient (C2)
C2
Timeline
Junior Business Intelligence Analyst
WoodWing
08.2022 - Current
Marketing and Customer Success Intern
Cover Genius Insurtech
12.2021 - 06.2022
Human Resources Assistant
Ministry of Defence-Department of Financial Management and of Executive's Payroll
11.2018 - 06.2019
Master of Science - Business Administration: Digital Marketing and Analytics Specialization
University of Amsterdam
Pre-Master -
University of Amsterdam
BSc - Political Science and History
Panteion University of Athens
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