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davidcampbelldc/README.md

David Campbell

Performance Engineering x AI | 25+ Years | Founder of LoadMagic.ai

Building AI-powered tools that eliminate the grunt work from performance testing. Currently shipping production agentic AI systems with Claude Code and the Anthropic SDK.

What I'm Building

  • LoadMagic.ai -- AI-powered JMeter plugin that automates test script creation, correlation, and QA. Turns hours of manual work into minutes.
  • Production agentic AI systems -- multi-channel AI assistants with tool use, confirmation flows, and autonomous background processing.
  • Hybrid RAG pipelines -- FTS5 + vector search over domain-specific knowledge bases.

Tech Stack

PythonJavaClaude APIAWSDockerJMeterKubernetesPostgreSQL

Published Work

AI Performance Testing -- How AI is transforming performance testing methodology and tooling. Available on Leanpub and InnovateQ Academy.

AI Performance Engineering (course) -- Hands-on training programme launching soon. Build your own AI correlation agent from scratch across five phases, from first LLM API call to multi-agent system.

Featured Open Source

ProjectDescriptionAvailable On
jmeter-load-distributorAutomatic thread count distribution across JMeter generatorsJMeter Plugins
jmeter-visual-extractorVisual JSON path builder & regex boundary selector for JMeterGitHub
HAR Transaction MarkerBrowser extension for tagging transaction boundaries during HAR recordingChrome / Firefox
hermes-agentContributions to NousResearch's AI agent frameworkGitHub
uk-sen-guideHybrid RAG retrieval over UK SEN guidance documentsGitHub

Connect

LinkedInWebsiteBlogYouTube

Pinned Loading

  1. loadmagic/jmeter-load-distributorloadmagic/jmeter-load-distributorPublic

    Automatically distributes thread counts across JMeter generators for distributed testing

    Java 6 1

  2. loadmagic/jmeter-visual-extractorloadmagic/jmeter-visual-extractorPublic

    Visual JSON path builder and regex boundary selector for JMeter — click to extract

    Java 1 1

  3. uk-sen-guideuk-sen-guidePublic

    Hybrid retrieval over UK SEN guidance

    Python

  4. nimbus-face-recognitionnimbus-face-recognitionPublic

    Real-time facial recognition pipeline using DeepFace and OpenCV — live video analysis with multi-backend support

    Python

  5. NousResearch/hermes-agentNousResearch/hermes-agentPublic

    The agent that grows with you

    Python 236k 47.6k

  6. undera/jmeter-pluginsundera/jmeter-pluginsPublic

    A Marketplace for JMeter Plugins

    Java 587 415