Portrait of David Doozie

About Me

I bring more than 10 years of experience across customer service, technical support, data operations and business systems. My work spans user support, device repair, application troubleshooting, reporting, documentation and process improvement. Whatever the environment, I start by understanding the real problem, make the next step visible and leave the system better than I found it.

  • 10+years across support, systems and operations
  • 700users supported in a banking environment
  • 40+locations supported in one organization
  • 98%customer satisfaction in Apple support

Based in Alberta

Edmonton, Alberta, Canada
Open to opportunities across Alberta and Canada-eligible remote work
Connect with me on LinkedIn

Selected Proof

Republic Bank · Enterprise support

Supported 700 users across more than 40 locations.

Owned Level 2 support, managed tickets against service-level expectations and contributed to testing, documentation, training and enterprise-system rollouts.

One Bite Technology · Repair operations

Made repair performance measurable.

Manage approximately 150 repair tickets monthly across intake, diagnostics, estimates, repair, billing, documentation and follow-up.

Nearly 40% of collected ticket revenue during the measured period

Work

One Bite Technology

Computer Repair Technician October 2025–Present

Manage the complete repair lifecycle from intake and diagnostics through estimates, repair, billing, documentation and follow-up. Provide in-store, remote and on-site support across Windows, macOS, Linux, mobile devices, networks and peripherals.

Teleperformance Canada

Apple Technical Support Advisor March 2024–October 2025

Handled an average of 25 phone-support cases daily while achieving 98% customer satisfaction and 92% issue resolution. Diagnosed hardware, software, account, billing and network issues and trained seven new advisors.

Republic Bank Ghana Limited

Business Systems Support and Data Analyst October 2020–December 2023

Provided Level 2 operational and application support, automated regulatory and compliance reporting with Python and Excel, and supported testing, data validation, documentation, training and rollout work across enterprise systems.

Freelance Web and Graphic Design

Self-employed 2017–2020

Created original visual materials with Adobe Creative Suite and built or customized websites using WordPress and HTML templates while completing full-time university studies.

eServices Africa Limited

Quality Assurance Executive and Call Centre Agent April 2011–October 2017

Progressed from high-volume customer service into quality assurance, training, complaint investigation and operational improvement while maintaining accurate, confidential records.

Education

University of Cape Coast

Bachelor of Science in Management and Computer Studies 2020

WES Canadian equivalency: four-year bachelor's degree.

Capabilities

Support Systems

Incident and service-request ownership, escalation, CRM records, account administration, remote support and knowledge documentation.

Data Operations

Excel, Power Query, Power Pivot, VBA, SQL, Python ETL, operational reporting, dashboards and data validation.

Field Technology

Windows, macOS, Linux, hardware diagnostics, device setup, networks, VPNs, printers, VoIP and mobile devices.

Ways of Working

Clear communication, accurate documentation, calm troubleshooting, cross-functional collaboration and continuous improvement.

Connect on LinkedIn.

Looking for a thoughtful technical professional to join your team? I’m open to permanent and fixed-term opportunities. Lets connect on LinkedIn.