Agu Chika

Devops Engineer Ii @Best Buy

US

Implemented highly available, highly scalable, highly resilient, robust and security-driven infrastructure design in AWS cloud using an array of AWS services to improve the project’s security outlay for authentication, authorization, monitoring, logging and audit, data encryption at rest and in-flight.• Closely monitored application performance using Prometheus for data aggregation & Grafana for data visualization as well as data analytics and log management using EFK.• Ensured project cost and budget management for the client by leveraging services like AWS Budgets and Cost to optimize workloads resources on use case basis.• Installed and configured a self-managed Kubernetes cluster using kubeadm and kops and also set up a fully self-managed Kubernetes cluster in AWS using EKS.• Used Helm as a k8s package manager to deploy and install applications in the K8s clusters using existing Helm charts from our repos.• Configured log management, aggregation and analytics for the micro-services environment using EFK/ELK.•Maintain +99% up-time and quick turnaround of deployment through development and optimization of infrastructure, server, deployment strategies•Provided supreme server support during deployment of traffic management services and shared infrastructure, improving system reliability by 35%• Augmented cybersecurity through compilation of custom code in JavaScript, HTML, and CSS while ensuring compliance with regulatory standards• Collaborated with developers to enhance stability and scalability while prioritizing requests from operations, development and product team.• Proactively identified and resolved performance bottlenecks for a new application before it went to production.• Implemented security best practices in AWS including multi factor authentication, access key rotation, encryption using KMS, firewalls- security groups and NACLs, S3 bucket policies and ACLs, mitigating DDOS attacks.

University of Lagos

Master's degree, Chemical Engineering