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Marcos José Núñez Estevez

Marcos José Núñez Estevez

Continuous Improvement Analyst

Banco Santa Cruz | Dominican Republic

Technologies

Industrial Engineer with solid experience in data analysis and continuous improvement, specialized in the use of Python, SQL and Power BI for data collection, analysis and visualization. Noted ability identifying optimization opportunities, developing innovative solutions and leading projects that improve operational efficiency and process quality. Committed to organizational growth and success through operational excellence and strategic data analysis.

My Work

Take a look at my latest work.

DataLab

Intermediate Python

DataLab

Project: Analyzing Students' Mental Health

DataLab

Introduction to SQL

DataLab

Project: Analyzing Motorcycle Part Sales

DataLab

Intermediate Python

DataCamp Course Completion

Take a look at all the courses I’ve completed on DataCamp.

Courses

Introduction to Python
Introduction to SQL
Intermediate SQL
Joining Data in SQL

My Work Experience

Where I've interned and worked during my career.

Grupo Read | Dec 2024 - Present

Data Specialist

Develop and maintain interactive dashboards and customized reports using Amazon QuickSight, enhancing data-driven decision-making across teams. Craft, execute, and optimize complex SQL queries to extract insights from diverse data sources, improving operational efficiency. Conduct predictive and trend analyses to identify opportunities for process improvement and business growth. Collaborate with cross-functional teams (marketing, sales, operations) to define KPIs and generate tailored reports aligned with strategic goals. Automate reporting workflows, ensuring data accuracy and consistency for timely business insights. Design and implement ETL processes, integrating data from multiple sources for seamless analytics. Provide training to internal users, enabling them to utilize dashboards effectively and interpret key metrics.
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Banco Santa Cruz RD | Feb 2022 - Nov 2024

Continuous Improvement Analyst

- Performed system analysis, documentation, testing, implementation, and user support for platform transitions. - Identified and resolved problems through root cause analysis and research. - Enhanced team collaboration by providing clear communication of complex findings through visualizations and reports. - Increased efficiency by streamlining data analysis processes and implementing automation tools. - Enhanced customer satisfaction rates through detailed analysis of customer feedback data and subsequent improvements in service offerings.

Banco Santa Cruz RD | Jul 2021 - Feb 2022

Junior Continuous Improvement Analyst

- Collaborated with cross-functional teams to identify opportunities for process improvement and increased efficiency. - Identified trends and patterns in large datasets, leading to actionable insights for business growth. - Recommended process improvements to continually identify, analyze and fix constraints and challenges. - Identified clear connections between policies and business results to eliminate or reduce confusion and help employees achieve goals.

AFP RESERVAS | Jun 2021 - Jul 2021

Customer Service Representative

- Handled customer inquiries and suggestions courteously and professionally. - Resolved customer complaints with empathy, resulting in increased loyalty and repeat business. - Managed high-stress situations effectively, maintaining professionalism under pressure while resolving disputes or conflicts. - Enhanced customer satisfaction by promptly addressing concerns and providing accurate information. - Maintained customer satisfaction with forward-thinking strategies focused on addressing customer needs and resolving concerns.

My Education

Take a look at my formal education

Ingeniería Industrial, IngenieríaUniversidad Dominicana O&M | 2023

About Me

Marcos José Núñez Estevez

I am a Data enthusiast with a deep commitment to transforming data into meaningful information.

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