About Johan
Spanish
Native or bilingual
French
Native or bilingual
English
Native or bilingual
Experience
- PolèneFirst data analystLUXURY GOODSSeptember 2025 - Today (9 months)Paris, FranceConstruction and end-to-end management of the analytics stack to support Polène's operational and business teams.Implementation of dbt conventions and the semantic layer in Omni, to provide reliable and consistent indicators to all teams.- Deployment of key reporting on:Top-line performance and pipeline management: identification of a plateau in key countriesCRM and customer supportLogistics operations and associated costs- Construction of a 2026 Budget modeling tool- Conducting in-depth analyses on logistical issues (cause identification, financial impact estimation) and CRM analyses, including A/B tests, to support process optimization and decision-making.This mission helped structure a robust and shared data foundation, facilitating data-driven decision-making across the company. Robust stack with nearly 4 months of existence.
- SumUpSENIOR DATA ANALYSTJanuary 2023 - Today (3 years and 5 months)Paris, FranceUnified lead acquisition funnels by standardizing data from diverse sources and stakeholders, ensuring consistency across the pipeline. Led the implementation of a 'single source of truth' culture in the team to enhance data reliability and decision-making: over 40k views on my dashboards, with over 500 distinct users Designed and built a scalable, automated commission model implemented
- LukoData analystBANKING AND INSURANCEJanuary 2020 - January 2023 (3 years)Paris, FranceCollaborated with a team of >15 people in the whole User Acquisition team, and managed two interns. Built the whole data structure in DBT of the attribution system. Created an "incrementality" model in python, and Data driven attribution model (data cleaning, analysis, statistical modeling) in order to understand the marginal effect of our different marketing channels. Ran analysis on funnel segmentation and recommended a tailored model that would propose the best fitted options on quote page for each prospect. Implementation showed an increment of +3% of monthly recurring revenue. Built AB test infrastructure for CRM team to run their tests: Roughly 2 AB tests/month are run on average.
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Education
- MSc Data analytics & Artificial IntelligenceEDHEC Business School2020MSc Data analytics & Artificial Intelligence
- Classe préparatoire2016