Jamie

Jamie

Full-stack & systems engineer with a focus on security, protocol design, and backend architecture.

Work Experience

V

Full-Stack Software Engineer

11/2024 – Present

Hybrid (Ashbourne)

Built and maintained a modular fleet and workshop management ecosystem, delivering full-stack solutions, cloud-based workflows, and real-time integrations.

  • Developed fleet management platforms including central admin dashboards, DVSA-accredited inspections, workshop management, procurement, and inventory systems
  • Delivered R2C Job Sheet API integration, enabling real-time parts scanning and automatic job sheet population
  • Designed and implemented REST APIs for cross-platform communication across serverless cloud architecture
  • Integrated third-party accounting and supplier systems including Sage, Xero, and QuickBooks
  • Built digital inspection and driver defect reporting apps with paperless workflows, photo uploads, and digital signatures
  • Developed barcode-driven inventory solution with automated reordering, part number lookups, and audit trails
NodeTypeScriptNextFirebaseReactREST APIsServerlessCloud
N

Security & Network Engineer

03/2023 – 10/2023

Remote

Built a full-stack, cloud-based platform for automated network configuration migration with a focus on security and seamless deployment.

  • Developed cloud-based configuration migration platform for automated conversion and deployment of network configs to Cloudflare infrastructure
  • Built frontend interface and backend API for seamless config transformation and validation
  • Architected serverless workflows using Cloudflare Workers for distributed, edge-computing processing
  • Implemented security-first design patterns for safe handling of sensitive network configurations
NodeTypeScriptVueCloudflare WorkersServerlessREST APIs
U

Usernames Marketplace

Contract

Backend Engineer

02/2022 – 03/2022

Remote

Built the backend platform for a marketplace enabling users to buy and sell digital usernames, focusing on secure transactions and scalable APIs.

  • Designed and developed the backend REST API powering the marketplace
  • Implemented authentication and authorization for secure user accounts and access control
  • Integrated Stripe payments for handling transactions and payouts
  • Built core marketplace logic including listings, purchases, and user workflows
NodeTypeScriptREST APIsStripeAuthenticationPostgreSQL
L

Lick

Contract

Full-Stack Engineer

04/2020 – 09/2020

Remote

Developed a full-stack forum platform with real-time messaging and backend APIs, collaborating closely with frontend developers to deliver a seamless user experience.

  • Built the REST API and database backend for the platform
  • Implemented real-time messaging using Redis and WebSockets to support live chat functionality
  • Collaborated with frontend developers to integrate features and ensure a smooth user experience
  • Designed and implemented data models, endpoints, and authentication for secure workflows
NodeTypeScriptVueRedisWebSocketsPostgreSQL
A

Security Engineer

01/2016 – 02/2019

Remote

Contributed to internal security and tooling projects for AdventureQuest Worlds and AdventureQuest 3D, focusing on exploit research, network analysis, and system resilience.

  • Built network packet inspection bots and tooling to identify and analyze in-game exploits
  • Developed injectors and frontend interfaces for internal testing and visualization of game data
  • Created C# WinForms tools and man-in-the-middle proxies to monitor, intercept, and analyze network traffic for exploit research
  • Discovered and documented high-impact vulnerabilities, including currency and server stability issues, helping prevent revenue loss
PythonNodeTypeScriptVueC#WinFormsWebSocketsTCP/UDPReverse Engineering