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Nehemiah

Engineering the systems
behind great software

I'm Nehemiah I build scalable backend systems and the platforms that run them. From APIs and distributed services to CI/CD, infrastructure, and observability, I engineer systems designed for reliability, performance, and scale.

Backend Designing scalable APIs and distributed services
Platform Building tooling and infrastructure that accelerates development
Cloud Automating deployments and operating reliable production systems

The technologies behind the systems I build.

Programming & Development

  • Go
  • Python
  • Bash
  • FastAPI
  • Gin
  • REST APIs

Containers & Orchestration

  • Docker
  • Kubernetes
  • Helm

Cloud & Infrastructure

  • AWS (EC2, EKS, RDS, S3, Lambda, VPC)
  • Terraform
  • Ansible

Observability & SRE

  • Prometheus
  • Grafana
  • Loki
  • Tempo
  • OpenTelemetry

Security & Networking

  • AWS IAM
  • Vault (HashiCorp)
  • NGINX
  • Cloudflare

Databases & Storage

  • PostgreSQL
  • Redis

Forge

Deterministic, reproducible builds

Built a custom DAG-based CI/CD platform with isolated Linux sandbox builds (namespaces, cgroups v2) and a content-addressable artifact registry with SHA-256 verification and deterministic dependency resolution.

ObserveX

Unified telemetry → faster RCA

Production-grade observability stack (LGTM) provisioned entirely as code via Terraform, correlating metrics, logs, and traces in Grafana with SLO/error-budget and DORA metrics dashboards.

SwiftDeploy

Zero-downtime canary rollouts

Declarative deployment CLI generating runtime configs from a single manifest, with OPA-enforced policy gates and automated canary promotion/rollback based on live health and latency metrics.

GitOps Infrastructure at Scale

40+ services migrated

Migrated 40+ services from manual kubectl deploys to a fully GitOps-driven workflow using ArgoCD and Kustomize. Every production change is now version-controlled, reviewed, and auditable.

2023 — present Remote

Senior Platform Engineer

current

Your Company

  • Led migration of 40+ microservices to a GitOps-driven deployment model on EKS, reducing deploy failures by 65%.
  • Designed and launched an internal developer platform that cut platform team toil by 80% through self-service automation.
  • Maintained 99.9% SLA across production systems serving millions of daily requests.
2021 — 2023 Lagos, Nigeria

DevOps Engineer

Previous Company

  • Built CI/CD pipelines for 15 engineering squads using GitHub Actions, reducing time-to-production from days to hours.
  • Deployed and managed observability stack (Prometheus, Grafana, PagerDuty) across 3 AWS environments.
  • Introduced infrastructure-as-code practices with Terraform, bringing 100% of cloud resources under version control.
2019 — 2021 Lagos, Nigeria

SRE / Systems Engineer

Earlier Company

  • Reduced mean time to recovery (MTTR) from 4 hours to under 40 minutes through improved runbooks and alerting.
  • Containerized 8 legacy services with Docker, paving the way for a Kubernetes migration.
  • Drove post-incident review culture, resulting in 70% fewer repeat incidents in the following year.

Why Your Kubernetes Readiness Probes Are Lying to You

A deep dive into the subtle misconfiguration that silently routes traffic to pods that aren't ready — and how to fix it properly.

GitOps Is Not a Deployment Strategy — It's a Discipline

The difference between teams that adopt ArgoCD as a tool and teams that actually practice GitOps. Spoiler: it's mostly cultural.

The Runbook Is a Love Letter to Your 3am Self

How I learned to write runbooks that actually help during incidents, not just check a compliance box.

Let's work together

Open to DevOps, SRE, and Platform Engineering roles — and always happy to talk about infrastructure, security, reliability, or GitOps.

currently

Open to opportunities

Looking for senior IC or staff-level Platform / SRE roles.

Send me a message Download résumé