Ivan Kostov-Product Analyst
Check rate
Experience
Product Analyst
Sentryc GmbH
- Led data analytics projects, including data mining, exploratory research, A/B testing, KPI definition, and result interpretation
- Had a key role in scope and requirements definition of new features, creation of user flows, proof of concepts creation, and client personas establishment
- Initiated a data project related to clustering counterfeit listings based on language similarities, which was projected to reduce internal costs by 20%
- Led data migration project from Zoho Analytics to Power BI as well as from Google Analytics to Piwik
Customer Success Manager
Sentryc GmbH
- Represented major clients, delivering data analysis and optimizing brand monitoring software
- Developed a data analytics dashboard, improving KPI monitoring for the Customer Success team
- Created a Customer Satisfaction Score system, reducing churn by over 10%
Working Student Operations Research
Wefox GmbH
- Analyzed and mapped contract clauses to CRM automation rules for digital contract enrichment
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Information Technology and Insurance.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Business Intelligence, Product Development, Project Management, Customer Service, Information Technology, and Operations.
Skills
- Sql
- Gcp / Bigquery
- Python
- Hotjar / Piwik
- Power Bi / Zoho Analytics
- Github / Confluence
- Ml Flow / Prefect / Artifact Registry
- Google Workspace / Microsoft Office
- Docker / Fastapi / Streamlit
Languages
Education
FOM Berlin
Master of Science in Big Data & Business Analytics · Big Data & Business Analytics · Berlin, Germany
Humboldt University of Berlin
Bachelor of Science in Economics · Economics · Berlin, Germany
Statistics
Experience
Expertise
Qualifications
Profile
Frequently asked questions
Have questions? Find more information here.
Ivan is based in Berlin, Germany.
Ivan speaks the following languages: Bulgarian (Native), German (Advanced), English (Advanced), French (Elementary).
Ivan has at least 5 years of experience. During this time, Ivan has worked in at least 3 different roles and for 2 different companies. The average length of individual experience is 2 years and 8 months. Note that Ivan may not have shared all experience and actually has more experience.
Based on recent experience, Ivan would be well-suited for roles such as: Product Analyst, Customer Success Manager, Working Student Operations Research.
Ivan's most recent position is Product Analyst at Sentryc GmbH.
In recent years, Ivan has worked for Sentryc GmbH.
Ivan is most experienced in industries like Information Technology and Insurance.
Ivan is most experienced in business areas like Business Intelligence, Product Development, and Project Management. Ivan also has some experience in Customer Service, Information Technology, and Operations.
Ivan holds a Master in Big Data & Business Analytics from FOM Berlin and a Bachelor in Economics from Humboldt University of Berlin.
The availability of Ivan needs to be confirmed.
Daily rate distribution
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Average rates for similar positions
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The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 26 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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