Chigozie Omike

About Chigozie Omike

I\'m an AWS Cloud Engineer driven by a passion for solving complex challenges and creating cloud architectures that are secure, scalable, and cost-efficient. My focus is on designing and automating infrastructure on AWS to support enterprise-scale systems. I enjoy working at the intersection of technology and collaboration, and I\'ve led cross-functional teams to deliver mission-critical solutions that align with both technical and business goals. I take pride in building systems that are not only resilient and efficient, but also enable innovation and growth. Core Skills: AWS (Lambda, EC2, S3, OpenSearch, RDS, CloudFormation, IAM, VPC) Infrastructure as Code (Terraform, CloudFormation) DevOps & CI/CD (GitHub Actions, AWS CodePipeline, Jenkins) Cloud Monitoring & Logging (CloudWatch, ELK Stack) Agile Collaboration & Stakeholder Engagement 🧩 Key Projects: Part of the AWS migration project of 60+ legacy applications, reducing system downtime by 35%. Implemented CI/CD pipelines, improving release velocity by 50% and eliminating manual deployments. Designed production-grade serverless data pipelines using Lambda, Firehose, and S3 for high-volume streaming workloads. Collaborated with security teams to enforce IAM best practices and encryption standards across cloud services.

Experience

1. Senior Cloud Engineer

   Citi

   Jul 2021 — Present · US

   Led end-to-end migration of legacy banking applications to AWS, modernizing over 100 applications, databases, and services, reducing infrastructure costs by 30%.• Designed secure and scalable multi-account AWS environments using Organizations, IAM policies, SCPs, VPC peering, and Transit Gateway.• Built and managed highly available EKS clusters, deploying microservices for internal automation tools with robust monitoring and autoscaling.• Developed IaC using Terraform and AWS CloudFormation, including reusable modules for EC2, RDS, S3, and Lambda, accelerating deployments by 60%.• Implemented CI/CD pipelines with CodePipeline, CodeBuild, and GitHub Actions to automate infrastructure and application deployments.• Integrated CloudWatch, CloudTrail, and AWS Config for observability and governance; built custom dashboards for proactive incident response.• Architected disaster recovery strategies using AWS Backup, Cross-Region Replication, and Route 53 failover routing policies.

Education

• University at Buffalo

  Master of Business Administration - MBA

  2020 — 2022