I am a certified Senior DevOps and Site Reliability Engineering specialist with proven experience provisioning and managing AWS Elastic Kubernetes Service clusters using Terraform, building scalable Kubernetes platforms, and delivering reliable, secure services for multi-tenant environments. I implement Istio, mTLS, and zero-trust security across complex ecosystems, and I have hands-on experience with Kafka, DaemonSets for agents, and security hardening with AppArmor. I thrive on problem-solving and continuous improvement to optimize reliability, security, and performance. I excel in remote, part-time contract roles, delivering infrastructure as code, observability with Prometheus and Grafana, and automated CI/CD pipelines in GitHub Actions. I enjoy mentoring teammates, communicating clearly with stakeholders, and aligning technical decisions with business outcomes to maintain high levels of availability and service quality.

JOSEPH MADUKA EZEANI

I am a certified Senior DevOps and Site Reliability Engineering specialist with proven experience provisioning and managing AWS Elastic Kubernetes Service clusters using Terraform, building scalable Kubernetes platforms, and delivering reliable, secure services for multi-tenant environments. I implement Istio, mTLS, and zero-trust security across complex ecosystems, and I have hands-on experience with Kafka, DaemonSets for agents, and security hardening with AppArmor. I thrive on problem-solving and continuous improvement to optimize reliability, security, and performance. I excel in remote, part-time contract roles, delivering infrastructure as code, observability with Prometheus and Grafana, and automated CI/CD pipelines in GitHub Actions. I enjoy mentoring teammates, communicating clearly with stakeholders, and aligning technical decisions with business outcomes to maintain high levels of availability and service quality.

Available to hire

I am a certified Senior DevOps and Site Reliability Engineering specialist with proven experience provisioning and managing AWS Elastic Kubernetes Service clusters using Terraform, building scalable Kubernetes platforms, and delivering reliable, secure services for multi-tenant environments. I implement Istio, mTLS, and zero-trust security across complex ecosystems, and I have hands-on experience with Kafka, DaemonSets for agents, and security hardening with AppArmor. I thrive on problem-solving and continuous improvement to optimize reliability, security, and performance.

I excel in remote, part-time contract roles, delivering infrastructure as code, observability with Prometheus and Grafana, and automated CI/CD pipelines in GitHub Actions. I enjoy mentoring teammates, communicating clearly with stakeholders, and aligning technical decisions with business outcomes to maintain high levels of availability and service quality.

See more

Language

English
Fluent

Work Experience

DevOps Engineer at 10 Pearls
August 1, 2019 - November 5, 2025
Provisioned and managed AWS Elastic Kubernetes Service clusters using Terraform, deploying containerized applications processing over 1 million transactions daily with 99.9% uptime. Implemented Istio service mesh with mutual TLS for secure, multi-tenant service-to-service communications. Configured Kafka with StatefulSets, set up DaemonSets for agent deployments, and enforced security hardening including AppArmor. Established Prometheus and Grafana dashboards with SLOs to monitor health and reliability, and automated remediation through GitHub Actions to streamline CI/CD pipelines.
Cloud Engineer at CloudVolve
April 1, 2019 - April 1, 2019
Architected AWS environments supporting Kubernetes deployments across Development, Staging, and Quality Assurance, ensuring scalability and reliability. Migrated legacy workloads to the cloud, reducing infrastructure costs by 35%, and automated provisioning with Ansible and Terraform to minimize manual operations. Implemented security hardening aligned with zero-trust principles, deployed observability frameworks for containers and cloud services, and supported cross-functional teams delivering cloud-native applications.

Education

Bachelor of Science in Business Economics at University of Buckingham
January 11, 2030 - November 5, 2025

Qualifications

Amazon Web Services Certified DevOps Engineer – Professional
January 11, 2030 - November 5, 2025

Industry Experience

Software & Internet, Professional Services, Computers & Electronics, Media & Entertainment, Other