Senior data analyst

Marius Mollard

My studies and 9 years of experience taught me how to bridge data and business strategy at an international level. I help companies turn complex data into clear decisions, from defining the right KPIs to building the analytics infrastructure that drives growth.
Open to workParisin
Projects
1
Experience
9yrs
5 roles
Education
Master of Science - Data management
EFREI - Engineering school & PSB - Business School

Skills

SQL
Expert
Data studio
Expert
BigQuery
Expert
Google Analytics 4
Expert
PowerBI
Advanced
Snowflakes
Advanced
GCP
Advanced
Dataiku
Advanced
ETL
Advanced
Google Tag Manager
Advanced
Python
Intermediate
Data
Beginner
12
skills
Expert4
Advanced6
Intermediate1
Beginner1

Projects

#ProjectStackStatus
01D8A AcademyCommunity of 800+ data analyst on discord + platform to built a data portfolio while learning new skills.
SQLDataPython
Personal

Experience & education

20172019202120222024Now
Senior data analyst · Publicis Sapient x SoneparWorkMar 2024 — Now

Data Product Owner/Manager replacement for few months: roadmap, PIPs, cross-team coordination Tracking implementation: GTM, GA4, tracking specs, dataLayer events SQL modeling & queries in BigQuery via Dataform, data exploration with Dremio Ad hoc e-commerce analytics for product teams & managers (B2B, industrial distribution) Stack: BigQuery · Dataform · Dremio · GTM · GA4 · Python · SQL · Power BI · Jira · Figma · GitHub

Data Business Intelligence expert · Cercle musicWorkSep 2023 — Apr 2025

Full BI architecture setup for a music label & events company, working directly with the CFO YouTube → BigQuery pipelines (Data Transfer Service), data cleaning in Trifacta Alteryx and Dataiku Looker Studio dashboards: release performance, streaming stats, label revenue, event ticketing & P&L Stack: BigQuery · YouTube Data Transfer · Google Dataprep · Looker Studio, Dataiku

Freelance Data analyst BI / GCP expert · RexelWorkApr 2023 — Mar 2024

Ad hoc analytics & data prep for project leaders and COMEX-level decision making Dashboard design for activity monitoring across global project teams Data literacy training for stakeholders: KPI understanding & business growth Stack: PowerBI · Microsoft SQL Server · Bigquery · Google analytics · Snowflakes

Freelance Data BI / Data Project manager · RimowaWorkOct 2022 — Apr 2023

Worked directly with the E-commerce Director to design and implement the BI architecture from scratch Data pipeline setup in BigQuery (SQL), coordinating with IT teams Ad hoc studies & dashboards for country, acquisition and product teams Stack: BigQuery · SQL · Power BI · Looker Studio

Freelance Data analyst BI & Data engineer · HermesWorkSep 2017 — Sep 2022

Owned the global analytics strategy: KPI definition, selection & monitoring across all digital channels Worked directly with the E-commerce Director to design and implement the BI architecture from scratch Dashboards & performance analysis for e-commerce teams worldwide; recommendations to international directors Ad hoc studies on specific topics; advising country leads on KPI tracking & business growth Data pipeline setup in BigQuery (SQL), coordinating with IT; implemented new analytics tooling Stack: BigQuery · SQL · Power BI · Looker Studio · Python · GCP · Google Analytics

Master of Science - Data management · EFREI - Engineering school & PSB - Business SchoolEducation2017 - 2019

Data Collection and Integration ; Python programming ; Statistics, Data exploration and statistics ; Data Mining technical ; Arduino Project ; Quantitative model in social sciences ; Modeling Systems ; Modeling Enterprise Information Systeme ; Social Network Analysis and Digital Identity ; Relational Databases ; Cloud ; numeric security in company ; Big Data technologies ; Visualize, communicate and decision-making with data ; Big data mathematics ; Digital Economy ; Digital Communication ; Management ; Services management ; Information Systems: Law and Ethics ; Leadership and Management ; Project Management ; Negotiation and sales ; Team management ; Human resources.

Skill coverage

DataPythonSQL
D8A Academy
Filled cell = skill used in that project.