Summary
Overview
Work History
Education
Skills
Certification
Timeline
Generic

John Mark Duffer

Herndon,VA

Summary

Versatile and proactive IT professional with a proven record of designing and delivering solutions using Jira Service Management and Microsoft SharePoint. Experienced in end-to-end system implementation, automation with Power Automate, and process optimization. Known for bridging technical execution with strategic business goals, driving both internal improvements and external client impact.

Overview

3
3
years of professional experience
1
1
Certification

Work History

Junior Jira/SharePoint Developer

Dynamo Works
05.2024 - Current
  • Designed and deployed three major Jira Service Management projects:
  • Security Project: Tracks and manages IT security requests with custom SLAs and workflows.
  • Contracts Project: Automates external contract and NDA processes, including document generation.
  • Legal Project: Gives leadership direct access to request and track tasks with our external legal team, increasing transparency and aligning executive priorities with legal operations.
  • Led external client implementation of a custom Jira Service Management system — the team’s first income-generating IT project.
  • Built Power Automate integrations to generate teaming agreements and NDAs from Jira data.
  • Developed performance dashboards using Power BI and automated metrics tracking (e.g. SLA breaches, ticket volumes).
  • Supported SharePoint redesign and operations.
  • SLA performance: Reduced IT Support's Time To Resolution for tickets by 85%

SharePoint Architect

Dynamic Systems Inc.
01.2022 - 01.2024
  • Pitched, built, and launched a company-wide intranet serving 70+ users using SharePoint Online.
  • Automated internal workflows, integrated with Outlook and Teams, and supported executive-level communications.
  • Maintained high stakeholder satisfaction, recognized by executives for speed and quality of deliverables.

Education

Bachelor of Computer Science -

Virginia Commonwealth University
Richmond, VA
05.2024

Associate of Computer Science -

Virginia Peninsula College
Hampton, VA
01.2022

Skills

  • Jira Service Management (JSM)
  • Solution Architecture
  • Automation & Integration
  • SharePoint Online
  • Stakeholder management
  • Client Delivery
  • Ecosystems
  • Continuous integration
  • Improving processes

Certification

  • Microsoft Certified: Power Platform Fundamentals
  • CompTIA Security+ (Earned at start of current role)
  • SharePoint - Complete Guide to Microsoft SharePoint Online

Timeline

Junior Jira/SharePoint Developer

Dynamo Works
05.2024 - Current

SharePoint Architect

Dynamic Systems Inc.
01.2022 - 01.2024

Bachelor of Computer Science -

Virginia Commonwealth University

Associate of Computer Science -

Virginia Peninsula College

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