Selected work

Engineering in practice

A selection of technical work, with the decisions and operational lessons behind it.

01INCIDENT RESPONSE
Discovery & triageECSRebuild imagesEC2Replace instancesLegacyWAFIP allowlist
Simplified architecture

Incident response across ECS and EC2

Restoring confidence under pressure

A PHP2Shell response across multiple applications: runtime discovery, coordinated remediation and the limits of installing packages at boot.

  • AWS
  • ECS
  • EC2
  • WAF
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02OPERATIONAL AUTOMATION
Ceph / MimirPythonReportMedian daily growth · illustrative
Simplified architecture

Practical workflow

Making storage growth visible

From an urgent hardware-planning need to scheduled Ceph forecasts, charts and Teams reports, integrating Mimir metrics with Python.

  • Ceph
  • Python
  • Grafana Mimir
  • Teams
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03PRODUCTION ENGINEERING
Single ARM hostNginxNode.jsSQLiteBackup · OCI Object Storage
Simplified architecture

Operational lessons

Operating within real constraints

Running a community application on a single ARM host: consistent SQLite backups, controlled releases and recovery trade-offs.

  • Linux ARM
  • SQLite
  • OCI
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