Julien Ostrowsky - BI & Data Analytics, Petit Forestier

Years of experience: 3

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Trusted by top professionals

Dominic Gaude
Founder & Owner @Lyfchngr
Verified
I was a client of Julien's data agency in 2023, and he helped me build a general view dashboard for my online boutique so that I could see sales, finances, inventory, and customers' data all in one pl...

Trust Score

Exceptionally trusted; proven professional excellence.

90%

Julien's Career Path

Feb. 2025 -
Present

Petit Forestier GroupBI & Data Analyst

Barcelona, Catalonia, SpainBusiness Intelligence & Data Analyst – SEMEA & NEUS Region | Petit Forestier Tools used: Microsoft SSMS - Snowflake - Excel - Power Query - Datamarts - QLIK Sense 🔹 Data-Driven Decision Making – Collect, process, and analyze data to support strategic and operational decisions. 🔹 Performance Monitoring & Reporting – Track KPIs, create dashboards, and deliver executive-level insights. 🔹 Pres...

Sep. 2021 -
Jan. 2025

JNU AnalyticsData Analyst

Barcelona, Catalonia, SpainHandled all operations post Data Ingestion at JNU Analytics: ▪ Transformed large datasets into custom dashboards using Power BI, focusing on UI/UX. ▪ Used SQL and DAX to integrate and transform data, creating calculated tables, columns, and measures. ▪ Leveraged data warehouses like Snowflake, BigQuery, and Azure SQL to organize, manage, and optimize large-scale datasets. ▪ Focused on clients...