Summary
Overview
Work History
Education
Timeline
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Joseph Centeno

IT Service Technician
Denver,CO

Summary

IT specialist with extensive hands-on expertise in hardware support and OEM-certified laptop repairs. Currently pursuing a Bachelor of Science in Information Technology at Western Governors University, recently earned CompTIA A+ certification, and actively working toward CCNA certification. Proven record of troubleshooting and successfully repairing over 200 Dell and Lenovo laptops within five months, performing LCD replacements, system board swaps, and full system rebuilds. Passionate about building and maintaining secure, efficient, and reliable IT infrastructure with a commitment to delivering exceptional technical support.

Overview

4
4
years of professional experience
3
3
years of post-secondary education

Work History

IT Service Technician | On-Site PC Repair

World Wide Tech Services
02.2025 - Current

Certified to perform OEM-level repairs on Lenovo and Dell systems, specializing in enterprise hardware diagnostics, component replacements, and system restoration. Providing on-site technical support to ensure seamless IT operations.

  • Perform OEM-certified repairs on Lenovo and Dell desktops, laptops, and workstations.
  • Diagnose and replace motherboards, CPUs, RAM, storage, and other critical components.
  • Execute system imaging, OS deployment, and peripheral configurations.

Freelance IT Support & Consulting

02.2024 - 02.2025
  • Provided freelance technical services for multiple clients, notably developing a C#/.NET medical chatbot with OpenAI integration for Regenex Clinic.
  • Delivered network infrastructure and hardware solutions for healthcare facilities while maintaining HIPAA compliance.
  • Balanced client projects with Information Science coursework and pursuit of A+ and CCNA certifications, including extensive hands-on lab work.

Contracted Developer for Medical Chatbot

Regenex Clinic
01.2024 - 02.2024
  • Led design, development, and deployment of a Chatbot for CCI and PICL patients, enhancing engagement.
  • Developed a C#/.NET-based API for OpenAI's Assistant API, optimizing performance and user interactions.
  • Improved patient query response times, streamlining informational processes and increasing satisfaction.
  • Implemented structured cabling solutions within server infrastructure, boosting data transmission reliability and efficiency for chatbot services.

Barista Team Member

Star Bucks
01.2022 - 02.2023
  • As a Starbucks Barista, I blended customer service with coffee craftsmanship, creating a friendly, memorable experience.
  • I mastered the preparation of a variety of beverages.
  • Provided technical troubleshooting for POS systems and in-store hardware issues when needed on the job.

Education

Bachelor of Science - Information Technology

Western Governors University
01.2025 - 01.2027

Certification - Computer Programming

Turing School of Software & Design
01.2023 - 01.2024

Timeline

IT Service Technician | On-Site PC Repair

World Wide Tech Services
02.2025 - Current

Bachelor of Science - Information Technology

Western Governors University
01.2025 - 01.2027

Freelance IT Support & Consulting

02.2024 - 02.2025

Contracted Developer for Medical Chatbot

Regenex Clinic
01.2024 - 02.2024

Certification - Computer Programming

Turing School of Software & Design
01.2023 - 01.2024

Barista Team Member

Star Bucks
01.2022 - 02.2023
Joseph CentenoIT Service Technician