Darlene Hernandez Lozano

– Provided end-to-end analytics consulting across data analysis, BI delivery, and data quality, building decision-ready dashboards, SQL-based ETL/ELT pipelines, and Al-assisted analytics features. – Invested in targeted upskilling, completing advanced Power BI and dbt (Data Build Tool) training, and staying aligned with modern analytics and governance best practices.

Context: International data team delivering enterprise-level product and business analytics platforms with MicroStrategy, Tableau, SQL Server, Snowflake, and AWS, including Al-enabled data services. Leadership & Actions: – Led Agile analytics delivery and coached an international team (4-6), acting as the bridge between product, business, and engineering to ensure data quality, adoption, and timely delivery. – Designed scalable analytics platforms with embedded data quality and validation frameworks, enhancing ΚΡΙ standardization, governance, and trust across core business domains. – Architected SQL-based ETL/ELT pipelines and data models, supporting scalable analytics and advanced analysis. Impact: Increased data trust, +30% data reliability, -50% processing time, faster scalable reporting and decision cycles.

Context: Analytics engineering team delivering enterprise data platforms pour des clients bancaires using SQL Server, Teradata, and PostgreSQL. Leadership & Actions: – Designed data warehouses and ETL flows with a strong focus on data reliability and validation. – Led cross-functional teams in data validation and data profiling initiatives, ensuring high data quality and consistency. – Supported stakeholders in translating business requirements into quality-driven analytics solutions. – Drove improvements in product delivery, boosting adoption rates. Impact: Improved reporting accuracy and processing performance, while reducing data preparation time for business users.

Context: Cross-industry Bl consulting across Healthcare, F&B, Retail, Supply Chain, and Fashion, supporting Sales, Marketing, Finance, and Operations teams. Leadership & Actions: – Delivered end to end Bl solutions using MicroStrategy, Qlik, and Tableau, integrating multi source data from SQL Server, Oracle, MySQL, and PostgreSQL into scalable, governed reporting platforms. – Partnered with stakeholders to translate requirements into data models and validated dashboards, ensuring accurate reporting and strong adoption. – Bridged business and technical teams, leading validation, documentation, and ongoing performance improvements. Impact: Improved reporting reliability and user adoption across multiple client organizations.

– Led MicroStrategy platform & data quality operations for Sales & Marketing. – Launched first MicroStrategy Mobile reporting system. – Oversaw international data engineering team ensuring daily data accuracy.

– Supported clients with Bl consulting services, data analysis, dashboard development, and data validation. – Improved ETL reliability across multi-database environments. – Delivered training, boosting BI adoption.

– Led the first Bl initiative, migrating from Excel/Crystal Reports to governed MicroStrategy dashboards with automated ETL.