jimmy ramon
jimmy ramon

Data Analyst and Full-Stack Systems Engineer

Open to offers · Member since 3 Aug 2026
Message
Location
La Romana, Dominican Republic
Desired salary
Confidential
Work preference
Remote Only / Full Time, Part Time, Contract, Freelance
Experience level
Senior

About

Professional summary

I am a Systems Engineer with more than five years of experience in full-stack development, database administration, and business intelligence.

I specialize in building business applications using PHP, Oracle, MySQL, SQL Server, JavaScript, and .NET technologies. I have experience developing maintenance, ticketing, and scheduling systems that improve operational efficiency.

I have strong database expertise, including Oracle and MySQL administration, SQL and PL/SQL query optimization, and reporting performance improvements. My optimization work has reduced report execution time by up to 50%.

I create Power BI dashboards connected to Oracle and MySQL data sources to support operational monitoring and decision-making. I also use advanced Excel and Pandas for data analysis.

I have experience in infrastructure support, networking, backup migrations, Exchange administration, firewalls, Cisco switches, and Ubiquiti routers. I am currently pursuing a Master's degree in Data Science applied to Business Intelligence.

I am passionate about applying data, automation, and software development to solve business problems and deliver measurable improvements.

Skills

25 capabilities

Tech stack & tools

Working toolkit

Experience

Career history

Development Analyst Costasur Dominicana

Implemented a preventive maintenance management system using Oracle Forms, reducing downtime by 15%. Designed PHP and Oracle ticketing modules with digital signature capabilities that supported approximately 50 daily users.

Optimized PL/SQL queries, reducing report processing time from 8 seconds to 4 seconds. Developed Power BI dashboards connected to Oracle and MySQL databases to support maintenance reporting and operational decision-making.

Support and Network Specialist XYZ Corp

Administered Microsoft Exchange and firewall infrastructure, improving email delivery performance by 40%. Migrated Veritas backups to a dedicated server, reducing backup failures by 30%.

Configured Cisco switches and Ubiquiti routers, contributing to 99.9% network uptime. Supported backup availability initiatives that reduced maintenance windows by two hours.

Education

Learning history

FUNIBER

Master's Degree, Data Science Applied to Business Intelligence

Currently pursuing a Master's degree in Data Science applied to Business Intelligence.

Universidad O&M

Engineering Degree, Systems Engineering

Completed a degree in Systems Engineering.

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