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iam.alan.abreu

Work

Systems, not job titles.

Each entry documents context, constraints, architecture, decisions and what was learned — the parts a technology list leaves out.

Launch stateThese entries are placeholders while the real case studies and experiment write-ups are prepared for publication.

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Filterable Project Matrix

Explore across platform engineering, cloud infrastructure, reliability, and security stacks.

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PlatformCloudDevSecOps
ONGOING

Internal Developer Platform

A golden-path platform that turned repository creation, delivery and environment provisioning into a single self-service workflow.

Tech Stack
Case study GitHub
DevSecOpsSecurityPlatform
SHIPPED

Secure Delivery Pipeline

Supply-chain controls, signed artifacts and policy gates embedded into delivery without turning security into a release blocker.

Tech Stack
Case study GitHub
ReliabilityCloudPlatform
ONGOING

Reliability & Observability Baseline

A shared SLO, alerting and instrumentation baseline that made service health legible across teams.

Tech Stack
Case study GitHub

Complete Case Studies & Architectural Chronicles

ONGOINGDraft2024-02 — present

Internal Developer Platform

A golden-path platform that turned repository creation, delivery and environment provisioning into a single self-service workflow.

  • Platform
  • Cloud
  • DevSecOps
  • Kubernetes
  • Argo CD
  • Terraform
  • Backstage
  • GitHub Actions
SHIPPEDDraft2023-05 — 2024-01

Secure Delivery Pipeline

Supply-chain controls, signed artifacts and policy gates embedded into delivery without turning security into a release blocker.

  • DevSecOps
  • Security
  • Platform
  • GitHub Actions
  • Trivy
  • Cosign
  • OPA
  • SBOM
ONGOINGDraft2023-09 — present

Reliability & Observability Baseline

A shared SLO, alerting and instrumentation baseline that made service health legible across teams.

  • Reliability
  • Cloud
  • Platform
  • Prometheus
  • Grafana
  • OpenTelemetry
  • Loki
  • Alertmanager