
Ashleigh Brennan engineered robust cloud infrastructure and DevOps solutions across multiple HMCTS repositories, including hmcts/azure-public-dns and hmcts/sds-flux-config. She delivered DNS reliability improvements, sandbox environment expansions, and security-focused Helm chart deployments, using Terraform, YAML, and Helm to automate and manage complex configurations. Ashleigh’s work included lifecycle management for Neuvector, DNS record automation, and documentation enhancements that improved operational clarity and audit readiness. By integrating Azure Key Vault and implementing rollback strategies, she ensured stability and traceability in production and pre-production environments. Her contributions demonstrated depth in infrastructure as code, configuration management, and technical writing for cloud-native platforms.
February 2026 monthly summary: Focused on DNS stability and change control for Flux-config repos. Delivered an External DNS Helm chart upgrade (9.0.4) in hmcts/sds-flux-config, followed by a rollback to 9.0.3 when issues emerged, and completed a DNS-related downgrade in hmcts/cnp-flux-config to restore stability. All changes were traceable via commits and aligned with cluster reliability goals.
February 2026 monthly summary: Focused on DNS stability and change control for Flux-config repos. Delivered an External DNS Helm chart upgrade (9.0.4) in hmcts/sds-flux-config, followed by a rollback to 9.0.3 when issues emerged, and completed a DNS-related downgrade in hmcts/cnp-flux-config to restore stability. All changes were traceable via commits and aligned with cluster reliability goals.
October 2025 monthly summary focusing on security/auth documentation and environment stability. Delivered MySQL authentication setup documentation (Entra ID) for hmcts/ops-runbooks and rolled back Neuvector chart to 1.6.3 across environments in hmcts/sds-flux-config. This work improves security posture, reduces drift, and provides clear onboarding/documentation for enterprise-grade authentication and stable configuration baselines.
October 2025 monthly summary focusing on security/auth documentation and environment stability. Delivered MySQL authentication setup documentation (Entra ID) for hmcts/ops-runbooks and rolled back Neuvector chart to 1.6.3 across environments in hmcts/sds-flux-config. This work improves security posture, reduces drift, and provides clear onboarding/documentation for enterprise-grade authentication and stable configuration baselines.
September 2025 monthly summary: Focused on Neuvector deployment and lifecycle management across ITHC and STG to strengthen security posture and maintain consistent policy enforcement. Delivered environment-specific deployment patches, chart updates, and per-cluster config toggles; implemented lifecycle controls to decommission and re-enable Neuvector as deployment strategy evolved; handled reversions to preserve stability and alignment with security requirements. Result: reduced deployment drift, improved security posture, and faster remediation across pre-prod environments. Technologies demonstrated include Helm, CRD patching, YAML patching, Azure Key Vault integration, and per-cluster configuration toggles.
September 2025 monthly summary: Focused on Neuvector deployment and lifecycle management across ITHC and STG to strengthen security posture and maintain consistent policy enforcement. Delivered environment-specific deployment patches, chart updates, and per-cluster config toggles; implemented lifecycle controls to decommission and re-enable Neuvector as deployment strategy evolved; handled reversions to preserve stability and alignment with security requirements. Result: reduced deployment drift, improved security posture, and faster remediation across pre-prod environments. Technologies demonstrated include Helm, CRD patching, YAML patching, Azure Key Vault integration, and per-cluster configuration toggles.
Monthly summary for 2025-08 (hmcts/ops-runbooks). Delivered a documentation governance improvement by updating last reviewed dates across multiple templates to reflect the current date. This enhances accuracy, audit readiness, and onboarding. No major bugs fixed this month; focus was on documentation maintenance and governance.
Monthly summary for 2025-08 (hmcts/ops-runbooks). Delivered a documentation governance improvement by updating last reviewed dates across multiple templates to reflect the current date. This enhances accuracy, audit readiness, and onboarding. No major bugs fixed this month; focus was on documentation maintenance and governance.
April 2025 monthly summary for hmcts/ops-runbooks focused on delivering a comprehensive Ubuntu VM OS upgrade workflow and improving runbook quality. No major bug fixes recorded this month for this repository; emphasis on documentation and operational readiness.
April 2025 monthly summary for hmcts/ops-runbooks focused on delivering a comprehensive Ubuntu VM OS upgrade workflow and improving runbook quality. No major bug fixes recorded this month for this repository; emphasis on documentation and operational readiness.
March 2025 monthly summary for hmctshub.io.git: Implemented Documentation Review Metadata Alignment to ensure accurate last_reviewed_on status across documentation and the build process, improving governance and release confidence. The changes updated index.html.md.erb and related build/documentation configuration (spelling allowances and action version) to maintain consistent review visibility across the site and pipelines. Key commits d3441269c6d4880aa0ae7897eb4894795d539358, fa53806dee9ee92c0a64f33a84e4cfe120ae277d, and 4c6193fa5afb038ba4996ba0f5f8d38c118e1376 capture the work and provide auditability.
March 2025 monthly summary for hmctshub.io.git: Implemented Documentation Review Metadata Alignment to ensure accurate last_reviewed_on status across documentation and the build process, improving governance and release confidence. The changes updated index.html.md.erb and related build/documentation configuration (spelling allowances and action version) to maintain consistent review visibility across the site and pipelines. Key commits d3441269c6d4880aa0ae7897eb4894795d539358, fa53806dee9ee92c0a64f33a84e4cfe120ae277d, and 4c6193fa5afb038ba4996ba0f5f8d38c118e1376 capture the work and provide auditability.
January 2025 monthly summary: Focused on enabling sandbox testing for a new labs-ashleigh31-nodejs Node.js service across DNS and infrastructure as code. Key features delivered: - hmcts/azure-public-dns: Sandbox Environment Expansion for New Node.js Service. Added DNS records to sandbox configuration to support the new service and its verification process, expanding sandbox deployments for testing scenarios. Commit: 89849dc8bd8ed09a935e57cf57296e9488094e3a (#1952). - hmcts/azure-private-dns: Sandbox DNS setup for labs-ashleigh31-nodejs Node.js service. Added DNS record to sandbox environment to enable development/testing access. Commit: 48da0e5a2034c6c98bbd4eade798f2feade0c2d0 (#861). - hmcts/azure-platform-terraform: Sandbox Labs frontend configuration for labs-ashleigh31-nodejs service. Added frontend configuration to sbox.tfvars including custom domain, backend domain, and certificate name, enabling a new service in the sandbox environment. Commit: 54f6d0eb7a274634cfd588ab893531104ebdeab3 (#2348).
January 2025 monthly summary: Focused on enabling sandbox testing for a new labs-ashleigh31-nodejs Node.js service across DNS and infrastructure as code. Key features delivered: - hmcts/azure-public-dns: Sandbox Environment Expansion for New Node.js Service. Added DNS records to sandbox configuration to support the new service and its verification process, expanding sandbox deployments for testing scenarios. Commit: 89849dc8bd8ed09a935e57cf57296e9488094e3a (#1952). - hmcts/azure-private-dns: Sandbox DNS setup for labs-ashleigh31-nodejs Node.js service. Added DNS record to sandbox environment to enable development/testing access. Commit: 48da0e5a2034c6c98bbd4eade798f2feade0c2d0 (#861). - hmcts/azure-platform-terraform: Sandbox Labs frontend configuration for labs-ashleigh31-nodejs service. Added frontend configuration to sbox.tfvars including custom domain, backend domain, and certificate name, enabling a new service in the sandbox environment. Commit: 54f6d0eb7a274634cfd588ab893531104ebdeab3 (#2348).
December 2024: Performance and platform enhancements for the Azure Terraform platform focused on sandbox readiness and reliability for Labs GoldenPath Ashleigh. Delivered a new sandbox frontend deployment and resolved connectivity issues, strengthening end-to-end testing and resource referencing in the sandbox environment.
December 2024: Performance and platform enhancements for the Azure Terraform platform focused on sandbox readiness and reliability for Labs GoldenPath Ashleigh. Delivered a new sandbox frontend deployment and resolved connectivity issues, strengthening end-to-end testing and resource referencing in the sandbox environment.
Month 2024-11: DNS reliability improvements delivered in hmcts/azure-public-dns. Implemented Labs DNS reconfiguration by removing an outdated record and adding a new entry for afdverify.labs-endakelly-nodejs. Renamed labs-goldenpath-khaled to labs-goldenpath-ashleigh and updated the corresponding DNS record to ensure correct routing for lab services. This work reduces misrouting risk, enhances lab service uptime, and improves maintainability. Change is linked to commit 7264cd4e9021518a35fe4e3fe183162d14f2e1c6 (initial commit (#1910)).
Month 2024-11: DNS reliability improvements delivered in hmcts/azure-public-dns. Implemented Labs DNS reconfiguration by removing an outdated record and adding a new entry for afdverify.labs-endakelly-nodejs. Renamed labs-goldenpath-khaled to labs-goldenpath-ashleigh and updated the corresponding DNS record to ensure correct routing for lab services. This work reduces misrouting risk, enhances lab service uptime, and improves maintainability. Change is linked to commit 7264cd4e9021518a35fe4e3fe183162d14f2e1c6 (initial commit (#1910)).

Overview of all repositories you've contributed to across your timeline