MARCEL OKAH OTIAN

– Own reliability and scalability of multi-environment AWS infrastructure supporting production SaaS workloads and CI/CD pipelines. – Develop reusable Terraform modules to standardise and secure infrastructure provisioning across multiple environments. – Manage production Kubernetes (EKS) clusters implementing autoscaling and high-availability configurations for scalable microservices workloads. – Optimise monitoring and alerting, reducing MTTR by 30%. – Improve CI/CD pipelines and release governance, increasing deployment reliability by 35%.

– Strengthened AWS security through IAM hardening and least-privilege access controls. – Integrated automated security scanning within CI/CD pipelines (DevSecOps). – Enhanced audit logging and compliance visibility using CloudTrail and CloudWatch. – Reduced security incidents by 40% across production systems.

– Operated high-availability AWS infrastructure for customer-facing production platforms. – Automated infrastructure provisioning with Terraform, reducing deployment time by 60%. – Led disaster recovery validation achieving RTO of 2 hours and RPO under 20 minutes. – Supported CI/CD deployments ensuring minimal downtime and service continuity.

– Supported AWS automation, monitoring, and scaling operations. – Implemented blue/green deployments improving release safety. – Automated scaling workflows improving application latency by 30%.