David Mireles Email & Phone Number

Monterrey, N.L., Mx

Monterrey, Nuevo León, Mexico

Monterrey, Nuevo León, Mexico

- Implemented a sales forecasting Machine Learning model leveraging Python, N-BEATS, XGBoost, ensemble ML and hierarchical time series analysis. Achieved over 55% reduction in prediction error.- Participated in the creation and subsequent migration to a Data Warehouse in Microsoft SQL Server, where I designed and implemented stored procedures, jobs and tables, contributing to an improvement in query performance by over 300%.- Led the development of data pipeline and ETL/ELT processes using Microsoft SQL Server, SSIS and Python that eliminated the need of manual data transfers.- Assisted in training a Large Language Model for internal information dissemination. Specifically focused on data engineering tasks to curate and preprocess relevant data for model training.- Contributed to automating data process information logging/notifications in Microsoft Teams, improving visibility across data pipelines and reducing error detection time by over three days.- Created dashboards, reports and semantic models using Microsoft Power BI and DAX.- Participated in the development of a WebApp that integrated Power BI reports using ReactJS.

Monterrey, Nuevo León, Mexico

Our team's mission is to welcome and empower each user by building an environment that boosts productivity, mitigates risk and increases revenue. The Digital Adoption solutions we carry out ensure that the time, effort and resources invested in making our company more digital are taken advantage of to the fullest. As a SCRUM developer, I'm in charge of maintaining, fixing and creating implementations of our Digital Adoption Platform in order to help users make the most out of our software, whether that comes in the form of UI/UX elements to guide them or software robots that automate their tasks, all so that they can do their job better and faster.- Maintained and improved Digital Adoption Platform implementations, reducing the completion time of CRM tasks by up to 200%.- Optimized 50+ UI components of the CRM utilized throughout North America.- Conducted data analysis and generated Power BI reports to optimize digital adoption solutions.- Worked with SCRUM and Kanban methodologies.

Monterrey, Nuevo León, Mexico

Member of a new team whose objective is to drive our company's digitalization strategy through the adoption of new tools and practices with a change management philosophy. My role ranged from SCRUM Developer in our software development projects to benchmarking and proposing software solutions.- Reduced capital allocation processing time by 50% using Microsoft PowerApps.- Conducted QA testing, UI design, and app maintenance.- Developed an automation that generates documentation of capital allocation transactions.

B.S. Business Digital Transformation, Concentration In Machine Learning, Computer/Information Technology Administration And Management

Coursework: - Machine Learning - Statistics - Data Warehouse Architecture - Data Governance - Relational Database Design - Data.

High School Diploma