Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

I am a Senior Data Engineering and Analytics Leader with 14+ years of experience, specializing in designing, scaling, and optimizing enterprise data solutions. I excel at building cloud data warehouses (GCP/BigQuery), advanced SQL, dimensional modeling, and high-performance BI platforms (Looker, Power BI). I lead cross-functional teams to translate requirements into measurable business impact and drive data-driven decision making.…I am a Senior Data Engineering and Analytics Leader with 14+ years of experience, specializing in designing, scaling, and optimizing enterprise data solutions. I excel at building cloud data warehouses (GCP/BigQuery), advanced SQL, dimensional modeling, and high-performance BI platforms (Looker, Power BI). I lead cross-functional teams to translate requirements into measurable business impact and drive data-driven decision making.

Jean-Christophe Untwan

Data Analyst, Data Visualizer, Database Developer, +3





I am a Senior Data Engineering and Analytics Leader with 14+ years of experience, specializing in designing, scaling, and optimizing enterprise data solutions. I excel at building cloud data warehouses (GCP/BigQuery), advanced SQL, dimensional modeling, and high-performance BI platforms (Looker, Power BI). I lead cross-functional teams to translate requirements into measurable business impact and drive data-driven decision making.…I am a Senior Data Engineering and Analytics Leader with 14+ years of experience, specializing in designing, scaling, and optimizing enterprise data solutions. I excel at building cloud data warehouses (GCP/BigQuery), advanced SQL, dimensional modeling, and high-performance BI platforms (Looker, Power BI). I lead cross-functional teams to translate requirements into measurable business impact and drive data-driven decision making.

Available to hire

I am a Senior Data Engineering and Analytics Leader with 14+ years of experience, specializing in designing, scaling, and optimizing enterprise data solutions.

I excel at building cloud data warehouses (GCP/BigQuery), advanced SQL, dimensional modeling, and high-performance BI platforms (Looker, Power BI). I lead cross-functional teams to translate requirements into measurable business impact and drive data-driven decision making.

Skills

Experience Level

Expert

Expert

Expert

Expert

Work Experience

Senior Data Engineer & Analytics Leader at Blacksquare Inc

October 1, 2021 - December 1, 2024

Led end-to-end design and delivery of scalable BI and analytics solutions for international eCommerce clients; technical owner for Cloud Data Warehousing (GCP/BigQuery) architecture; developed robust ELT pipelines and complex dimensional models to unify metrics across disparate data sources; led cross-functional teams to translate requirements into measurable business impact.

Power BI Contractor at Self-Employed

July 1, 2025 - Present

Delivered advanced Power BI reporting and robust data models, enabling faster, data-driven insights across projects; built star schema models and advanced DAX measures to support complex KPI calculations and operational insights.

Senior Business Intelligence Consultant at The CEOs

February 1, 2013 - June 1, 2016

Delivered end-to-end BI and data warehouse solutions to oil & gas clients; managed BI and data warehouse projects from requirements gathering through development and deployment; collaborated with cross-functional teams to translate KPIs into actionable insights.

Technical Analyst at NTT Data Business Solutions

March 1, 2010 - January 1, 2013

Enterprise Data Integration: consolidated and integrated complex data sources (relational databases, flat files) into SQL Server data warehouse using SSIS; Workflow Automation: automated data extraction and reporting workflows; Advanced Reporting: developed comprehensive reporting suite using SQL scripting and SSRS; Data Governance: partnered with business teams to enhance data quality and reporting processes.

Business Intelligence Developer at Curve Dental

November 1, 2016 - April 1, 2017

Enhanced BI capabilities in the dental tech sector by automating data processes and delivering analytics solutions; focused on improving reporting efficiency and operational performance through ETL workflows and platform administration.

Senior BI Developer at MSH Americas

August 1, 2018 - October 1, 2021

Drove data-driven decision making for insurance clients by consolidating diverse data sources into a robust SQL Server data warehouse and implementing automated reporting solutions; specialized in data integration (SSIS) and process automation, improving data accuracy, timeliness, and reporting consistency.