Open to opportunities

Renán Alfredo Rosales Gutiérrez

@rennalfredorosalesgu

I'm a passionate and detail-oriented Computer Engineer—determined and largely self-taught who genuinely enjoys working with data.

Nicaragua

Message

What I'm looking for

I am seeking data engineering or analytics roles where I can design reliable ETL pipelines and databases, deliver BI dashboards, and work in a collaborative, best-practices-focused team.

I am a detail-oriented Computer Engineer specializing in Data Engineering, with a strong passion for working with data-driven solutions. My experience spans multiple client engagements where I have served as both a Data Engineer and Database Engineer, contributing to projects involving web scraping, ETL pipeline development, dashboard creation, and database administration. In addition to my technical expertise, I am a collaborative team player who prioritizes clean, maintainable code and adheres to industry best practices in data management

Experience

Work history, roles, and key accomplishments

Current

Data Engineer

Current

Independent Contractor

Jul 2023 - Present (2 years 2 months)

Designed and developed custom database and ETL solutions for clients, resolving anomalies and reducing redundancy while building web scraping pipelines and dashboards to support data-driven decisions.

Python ETL MySQL API Integration Web Scraping Power BI Tableau Database Design

Current

English Tutor

Current

Keiser University - Nicaragua

Jan 2023 - Present (2 years 8 months)

Led the EPC Sunday Program as Lead English Instructor, guiding learners in practical language use and integrating data analytics concepts using tools like Python and Power BI for classroom examples.

English Instruction Curriculum Development Python MySQL Power BI Tableau Microsoft Excel

Customer Service Associate

Sitel Nicaragua

Oct 2020 - Nov 2022 (2 years 1 month)

Answered 30+ daily customer inquiries for United Health Care, ensuring accurate eligibility determinations and timely resolutions to improve customer satisfaction.

Customer Service Communication CRM

Software Developer

Centro Cultural Nicaraguense Norteamericano

Jan 2015 - Sep 2017 (2 years 8 months)

Developed and maintained ASP.NET/C# desktop applications and a library management system with a 3-layer architecture, optimizing student record management and loan processing for the academic department.