Davhardt Gerena / Resume

Computer Engineer with experience spanning application systems, full-stack development, databases, project coordination, IT operations, cybersecurity, networking, reporting, deployment, and controlled application support. Bilingual in Spanish and English, with experience communicating across technical and functional teams, leading collaborative work, and turning requirements into executable plans.

CAREER SNAPSHOT
Professional roles3
Current chapter2025–Present
Education programs3

Professional Experience

Career progression through software, systems, and IT operations.

Contributed to an enterprise resource planning system while supporting quality, project coordination, and operational delivery.

Led IT, network, security, identity, device-management, documentation, and user-support responsibilities.

Develops, supports, and troubleshoots internal application systems in a controlled medical-device manufacturing environment.

Responsibilities & contributions

  • Develops, modifies, maintains, and troubleshoots internal application systems.
  • Supports controlled changes involving .NET/ASP.NET applications, Oracle connectivity, IIS-hosted systems, Linux/server processes, and deployments.
  • Analyzes applications, reports, data extractions, cubes, and system processes for accuracy, reliability, and business functionality.
  • Performs coding, testing, debugging, configuration review, and production baseline comparison.
  • Produces implementation plans, test evidence, validation-support documentation, technical review packages, and change summaries.
  • Maintains traceability and documentation accuracy while supporting regulated system changes and audit-ready evidence.
  • Collaborates across development, quality, manufacturing, engineering, and functional teams on requirements and compliant solutions.
  • Manages assigned technical tasks independently from analysis and troubleshooting through testing, documentation, and implementation support.
  • Validates behavior against expected results, production baselines, raw data, and user requirements, then communicates findings for compliant decisions.
  • Supports FactoryWorks-related workflows, equipment-controller documentation, external functions, customized interfaces, and internal manufacturing application processes.
  • Troubleshoots application errors, database connectivity, Oracle/Pulse migration impacts, missing objects, configuration issues, and data discrepancies.

Technical environment

C#ASP.NET.NETObject-oriented programmingHTMLCSSJavaScriptjQueryAJAXPythonOracleSQLTOADODBC/JDBCIISWindows ServerLinuxPowerShellTortoiseSVNFactoryWorksPentahoCrystal ReportsPower BI

Technical Skills

Grouped by the systems and environments where they are used.

Active category

Programming & Development

C#C++JavaPythonObject-oriented programmingASP.NET.NETHTMLCSSJavaScriptjQueryAJAXMVCMobile web

Education

Formal study across engineering, telecommunications, and cybersecurity.

GPA 3.56

20222024

Master of Science · Administration of Telecommunications Systems and Cyber Security

Universidad Ana G. Méndez

Gurabo, Puerto Rico

GPA 3.75

20222023

Graduate Certificate · Cyber Security

Universidad Ana G. Méndez

Gurabo, Puerto Rico

GPA 3.15

20182022

Bachelor's Degree · Computer Engineering

Universidad Ana G. Méndez

Gurabo, Puerto Rico

Selected Projects

Programming and engineering work from the professional record.

01

Mini eBay Project

A full web application modeled around marketplace workflows, with users, products, administration, and a companion mobile experience.

  • Built user and product data workflows backed by MySQL.
  • Created an administrative role for application management.
  • Hosted the application locally with Apache Tomcat.
  • Designed a companion mobile experience for users to sign in and access marketplace workflows on the go.
MySQLApache TomcatHTMLCSSJavaScriptMobile web
02

Emergency Medical Information System

Capstone mobile application developed with a partner to help responders access important emergency information.

  • Implemented a QR-code workflow for allergies, medical history, and emergency contacts.
  • Designed for situations where a patient may be unresponsive or unknown to responders.
Mobile applicationQR codeEmergency information

Certification

Verified professional learning.

Introduction to Cybersecurity

Cisco Networking Academy

Additional context

Contact me for role-specific details or a professional conversation.

Résumé

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