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@identArk @career-ops-hq

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obielin/README.md

Linda Oraegbunam

Building guardrails for AI agents
linda = {
    "builds": "guardrails for AI agents",
    "trained_as": "a biochemist, then got distracted by data",
    "also": "a Fellow of the Royal Statistical Society, so yes, I will ask about your sample size",
    "speaks": ["Python", "TypeScript", "Java"],
    "currently": "teaching AI agents to keep receipts",
}

I am a machine learning engineer and statistician, and a Fellow of the Royal Statistical Society (FRSS), with more than a decade of experience in data and machine learning. I have worked across the UK public sector and regulated industries, and I co-founded IdentArk. I build open-source tooling for AI agents: security scanning, audit trails and reliability testing, in Python, TypeScript and Java.

Currently

  • Building: tools that catch an agent before it does something it can't undo.
  • Asking: if your agent made the wrong call tomorrow, could you explain why?
  • Open to: contributors. Pick an issue and say hello.

IdentArk

IdentArk isolates credentials from AI agents. The agent holds a session ID, and the control plane holds the credential and makes the call.

Role: Co-Founder and Director of Governance, Risk and Compliance.

Open source I maintain

Repo What it does Install
skillguard Scans AI agent skills for prompt injection, data exfiltration and malicious payloads before you install them. pip install skillshield
reliopt Tests LLM and agent programs against reliability contracts and picks configs from a Pareto frontier. pip install reliopt
mcpscan Scans MCP server manifests for security issues. pip install git+https://github.com/obielin/mcpscan
agenttrace Writes hash-chained, tamper-evident audit trails for AI agents, mapped to EU AI Act Article 12. pip install git+https://github.com/obielin/agenttrace
agentsync Keeps CLAUDE.md, AGENTS.md, .cursorrules and other agent rule files in sync from one source. pip install rulesync

Contributions welcome: skillguard and reliopt have issues labelled good first issue. Issues for the others: mcpscan, agenttrace, agentsync.

Contributions to other projects

Merged pull requests.

openlit/openlit

langchain4j/langchain4j

Climate-Vision/ClimateVision (governance work)

career-ops-hq/career-ops

Writing

Papers

Co-authored. Peer-reviewed. Journal of Artificial Intelligence and AI Ethics 1(1), January 2026.

Talks

Favourite moment so far: letting a prompt injection try to turn a GDPR erasure into a mass deletion, live on stage at PyData Glasgow. The gateway said no.

Recognition

GitHub activity

GitHub stats for obielin GitHub streak for obielin

Links


If your agent has ever done something surprising, I'd like to hear about it.

snake eating my contribution graph

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  1. career-ops-hq/career-ops career-ops-hq/career-ops Public

    Open-source AI job search agent and job finder: scan job boards, score each job 1-5 against your CV before you apply, tailor an ATS-friendly resume and cover letter, get interview prep and a job ap…

    JavaScript 76.9k 14.2k

  2. langchain4j/langchain4j langchain4j/langchain4j Public

    LangChain4j is an idiomatic, open-source Java library for building LLM-powered applications on the JVM. It offers a unified API over popular LLM providers and vector stores, and makes implementing …

    Java 13.3k 2.6k

  3. feast-dev/feast feast-dev/feast Public

    The Open Source Feature Store for AI/ML

    Python 7.3k 1.5k

  4. openlit/openlit openlit/openlit Public

    OpenLIT is the open-source agent harness engineering platform: trace, evaluate, guard, and improve everything around the model in your AI agents, on OTEL.

    TypeScript 2.9k 443

  5. Climate-Vision/ClimateVision Climate-Vision/ClimateVision Public

    Open-source ML platform for detecting deforestation, ice melt, and flooding from Sentinel-2 / Landsat imagery.

    Python 377 218

  6. skillguard skillguard Public

    Security scanner for AI agent skills. Detects prompt injection, data exfiltration, and malicious payloads before you install.

    Python 20 2