ELIZABETH .I. EZIEFULE

Resolved critical infrastructure failures across AWS and Azure environments by identifying misconfigured security groups and IAM roles, restoring service availability for over 200 active users.

Diagnosed and fixed Docker container issues, including build errors and network misconfigurations, reducing deployment downtime from 45 minutes to under 10 minutes.

Investigated and resolved email delivery issues by analyzing SMTP logs and misaligned DNS/MX records, resulting in a 98% successful ticket email relay rate across the Unity support platform.

Identified and addressed performance bottlenecks through beta testing and stress tests on applications, enhancing system resilience and stability.

Uncovered root causes of API and database latency by cross-referencing logs and metrics, leading to backend optimizations that improved response times by 30%.

Led performance monitoring setup using CloudWatch and Prometheus, enabling early detection of system bottlenecks and reducing critical incidents by 40% in three months.

Created step-by-step troubleshooting documentation and internal runbooks, which decreased average issue resolution time by 25% and improved onboarding for new team members.

Increased team productivity and system confidence by resolving authentication failures, broken integrations, and misfired cron jobs for internal users and developers.