DevOps · Cloud · Infrastructure

Providence
Annor Asemah

Cloud Platform Engineer specialising in Kubernetes, GitOps, Istio service mesh, and Terraform IaC. Currently building and hardening production infrastructure at Betika, a leading sports betting platform across Africa.

DevOps / Cloud Platform Engineer Dec 2023 — Present
Ionix International DMCC (Betika) · Remote
  • Replaced internal-nginx with an Istio internal gateway, updating Helm charts and preserving internal TLS via LoadBalancer.
  • Evaluated three Istio upgrade approaches; authored full runbook covering upgrade procedure, pre-upgrade checklist, and rollback steps.
  • Added cert-manager to staging environment with scoped service account and GCP CA pool integration.
  • Contributed to terraform-gke-clusters, terraform-gcp-projects-iam, terraform-gcp-pki, and terraform-hcp-vault repositories.
  • Orchestrated 15+ GKE deployments using Helm and ArgoCD, reducing deployment time by 80% and eliminating manual kubectl interventions.
  • Cut deployment duration by 50% through automated Go and Next.js deployments to GCP VMs.
  • Boosted deployment frequency by 80% via GitHub Actions CI/CD pipelines, accelerating releases from biweekly to weekly.
  • Mitigated security risks by 95% through preventive vulnerability scanning with Trivy.
  • Reduced configuration drift by 60% via Ansible server configuration management.
  • Improved onboarding efficiency by 30% by designing comprehensive visual deployment documentation in Confluence.
Software DevOps Engineer Jul 2021 — Sept 2024
Turntabl Ghana Limited · Accra, Ghana
  • Built scalable CI/CD infrastructure automating builds, testing, and deployments across multiple projects, increasing productivity by 90%.
  • Engineered disaster recovery strategy for self-hosted GitLab with automated backups, regional replication, and failover servers.
  • Provisioned and secured a self-managed GitLab server on AWS EC2 restricted to company VPN, reducing external access risks by 80%.
  • Containerised applications with Docker and built GitLab CI/CD pipelines, improving deployment efficiency by 85%.
  • Deployed microservices to AWS Kubernetes clusters using Helm, reducing deployment errors by 60%.
  • Optimised AWS costs by 30% through automated cleanup of unused Docker images in ECR.
  • Led deployments of Java Spring Boot, React, Angular, and Kotlin applications, reducing rollout times by 65%.
Software Engineer, TLC Operator Sept 2021 — Dec 2021
Turntabl Ghana Limited · Accra, Ghana
  • Facilitated training programmes for 50 new junior software engineers, achieving a 95% satisfaction rate.
  • Augmented productivity by 40% through facilitation of networking activities during training.
Junior Software Engineer Nov 2020 — Jul 2021
Turntabl Ghana Limited · Accra, Ghana
  • Collaborated on developing an IntelliJ IDEA Plugin to track JVM details and monitor live production applications, improving monitoring accuracy by 40%.
  • Led development of the Turntabl-Exe Project, streamlining recruitment onboarding and boosting efficiency by 70%.
  • Managed PostgreSQL database for data storage and recovery, increasing data retrieval speed by 85%.

DevOps & Orchestration

Kubernetes GKE EKS Helm ArgoCD Istio Docker

CI/CD & Automation

GitHub Actions GitLab CI/CD Jenkins Ansible

Cloud & IaC

GCP AWS Terraform

Security & Monitoring

HCP Vault cert-manager Trivy Prometheus Grafana ELK Stack

Programming

Shell Python JavaScript Java

Databases

PostgreSQL MySQL

AWS PostgreSQL Cloud Infrastructure

AltSchool Africa — Diploma in Cloud Engineering · Capstone Project

  • Provisioned a full AWS PostgreSQL infrastructure using Terraform: RDS in private subnets, security groups, parameter groups, and automated backups with 7-day retention.
  • Implemented secure database access via an SSM-based EC2 jumpbox with port-forwarding, eliminating public RDS exposure.
  • Automated schema deployment via GitHub Actions CI/CD pipeline running Terraform plan and apply on push to main.
  • Applied least-privilege IAM policies and enforced encryption at rest and in transit, targeting AWS free-tier cost optimisation.

MSc Cybersecurity and Digital Forensics (In Progress)

Kwame Nkrumah University of Science and Technology (KNUST), Ghana

2025 — 2026

Diploma in Cloud Engineering

AltSchool Africa

2024 — 2025

BSc Computer Science

University of Cape Coast, Ghana

2016 — 2020
Phone +233 544 032 856
Location Accra, Ghana