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Portrait of Leke Ariyo
DevOps • SRE • AI

Leke Ariyo

Since my first lines of code in C 13+ years ago, I’ve been driven to solve problems with software. Today, I design cloud platforms, data strategies, and AI products that deliver measurable outcomes—and I share that journey by mentoring engineers and growing communities

KubernetesTerraformArgo CDPrometheusAWS/Azure/GCP

Entrepreneurship

Exploring business products and developer-experience tools. I like turning pain points into simple, scalable services.

Mentorship

I’ve mentored 2000+ engineers via Utiva/Codementor and community sessions - focusing on practical DevOps skills and career growth.

Startups

A few products I’ve incubated, each with clear phases

QuickPickup

On-demand pickup & delivery aggregator for local merchants; smart batching, live tracking, and courier marketplace.

IdeaPrototypeMVPPrivate BetaLaunch

Escroo

Escrow rails for peer-to-peer marketplaces and high-value transactions - milestone releases, dispute workflows, and KYC.

DiscoveryDesignPrototypeMVPPilot

HomeForYou

AI-assisted property recommendations: describe your ideal home; the engine ranks cross-market listings by fit.

PrototypeAlphaPrivate BetaPublic Beta

Experience

Senior Cloud Engineer - Lloyds Banking Group, Edinburgh

Oct 2023 – Present
  • Automated Terraform modules and GitHub Actions pipelines for 200+ microservices across AWS & GCP, cutting infra build time 70%.
  • Deployed EKS and GKE clusters in 3 regions with Istio ingress/egress - achieved 99.99% uptime for payments APIs.
  • Implemented AWS WAF and Istio AuthorizationPolicies, blocking 97% of malicious traffic with zero false positives.
  • Built a Golang operator (kopf) to auto-rotate DB credentials via Vault, adopted by 5 teams; eliminated 100+ tickets/month.
  • Optimised VPC peering & TGW routing, reducing cross-region latency 25%.

Lead SRE/DevOps - Anima App (YC18), Remote

Nov 2021 – Feb 2023
  • Built GKE + Istio platform from scratch; scaled to 1M+ MAU and #1 Figma dev plugin.
  • Authored Helmfile + FluxCD GitOps - deploy time 30 min → 5 min.
  • Integrated Prometheus, Thanos, Loki; SLO-based alerting cut MTTR 50%.
  • Drove cloud cost review saving 32% annually via rightsizing and spot adoption.

Site Reliability Engineer - Pocket Network Inc, Florida

Jun 2020 – May 2021
  • Operated 50+ blockchain validator clusters on AWS & Azure handling $1.5B/day traffic with zero slashing.
  • Developed Bash/Terraform automation for multi-region bootstrap; rollout 3h → 20m.
  • Configured Istio mTLS and network policies securing inter-node RPC traffic.

DevOps Engineer - FoodCourt (YC S22)

Mar 2021 – Nov 2021
  • Provisioned PCI-DSS compliant AWS infra with Terragrunt; enforced WAF ACLs and Security Hub benchmarks.
  • Deployed containerised Go services to ECS with ALB + WAF, reducing attack surface 40%.

Education

  • MSc, Machine Learning & Deep Learning - University of Strathclyde (2022–2023)
  • BEng, Electrical & Electronics Engineering - University of Ilorin (2014–2019)

Certifications

  • AWS Certified Solutions Architect - Professional
  • AWS Certified Developer - Associate
  • Certified Kubernetes Administrator (CKA)
  • Certified Kubernetes Security Specialist (CKS)
  • HashiCorp Terraform Associate
  • Google Cloud - Associate Cloud Engineer (ACE)
  • Google Cloud - Professional Data Engineer
  • Microsoft - Azure Administrator (AZ-104)

Music

Blog

  • How I design for failure first
  • GitOps that actually speeds you up
  • Observability as a product

More

Outcomes I’m known for

  • 99.995% uptime - multi-zone design, SLOs, rapid rollback, error budgets.
  • ↓80% MTTD - golden-signal alerts + actionable dashboards (<3m).
  • ↓30% deploy time - standardized pipelines + GitOps (Argo CD).

Open Source

Recent contributions and projects.

Speaking & Judging

Main-stage session on SRE: canaries, SLOs, and failure design.

Publications

  • AI for Sustainable Development and Climate ActionnJOSTE, Vol. 3 (3) Read Article ↗
  • Design and Construction of a Solar-powered Automatic Irrigation System with IOT supportIJCAT, Vol. 14 (6) Read Article ↗

Newsletter

Get occasional notes on DevOps, reliability, and career growth.

Assistant (basic FAQ - swap with ChatGPT/TARS)