John Komolafe

Cloud infrastructure, DevOps and SRE professional with 8+ years of experience supporting business-critical cloud platforms, deployment activities, infrastructure automation, monitoring, troubleshooting and operational resilience.

Microsoft Azure

Fundamentals (AZ-900) certified with hands-on Terraform / Infrastructure as Code experience and strong transferable experience across cloud-native delivery, CI/CD concepts, security, identity, networking, incident response and production support. Experienced in working between application, infrastructure, security and stakeholder teams to resolve deployment and integration issues and move changes safely into production. Azure-aligned knowledge includes App Services, Functions, API Management, Cosmos DB, Service Bus, Event Grid, Logic Apps, Key Vault, RBAC, GitHub Actions, Azure DevOps, observability and SRE practices.

SENIOR CLOUD OPERATIONS MANAGER - HCA Healthcare - Remote

(2023-02)

• Own and support business-critical cloud infrastructure across 12 global AWS data centres supporting more than 8 million patient records, maintaining 99.99% availability and strong security controls.
• Lead critical deployment and operational troubleshooting with application, R&D, Security and Compliance teams, restoring services within 15-minute SLA targets while protecting data integrity.
• Optimise cloud compute and storage using EC2 Auto Scaling, S3 Intelligent-Tiering and FSx, contributing to a 35% reduction in operating costs and a 50% improvement in application response times.
• Implemented proactive CloudWatch monitoring and automated alerting, enabling identification and resolution of 95% of potential issues before they affected service delivery.
• Apply Terraform / Infrastructure as Code and automation principles to support repeatable infrastructure provisioning, deployment, maintenance and controlled production change.
• Work directly with application, infrastructure and security teams to troubleshoot deployment, integration, connectivity and access-control issues and drive changes through validation and operational handover.
• Support cloud identity, RBAC, permissions, secrets-management and governance principles while coordinating with security and compliance stakeholders.
• Produce technical processes, implementation records, troubleshooting guidance and operational documentation supporting reliable production services.

CLOUD INFRASTRUCTURE LEAD - M Squared Lasers - Remote

(2020-01 - 2023-02)

• Managed enterprise cloud infrastructure supporting systems used across global manufacturing environments, covering more than 180,000 employees with a focus on secure, scalable and resilient delivery.
• Designed Oracle database optimisation, automated backup and disaster-recovery processes that maintained 99.9% data availability and reduced recovery time objectives from four hours to 30 minutes.
• Introduced monitoring dashboards and automated service reporting, improving service-quality measures by 45% and strengthening visibility of platform health and performance.
• Led infrastructure migrations, application-support changes and technical upgrades from requirements through implementation, testing, troubleshooting, validation and production readiness.
• Applied Infrastructure as Code and automation practices to improve deployment repeatability, consistency, version-controlled change and governance.
• Collaborated with technical and operational stakeholders to resolve integration issues, manage production changes and improve platform reliability.

DEVOPS ENGINEER - Cazoo - Remote

(2018-02 - 2019-12)

• Operated business-critical AWS cloud services with a strong focus on high availability, monitoring, deployment support and rapid incident response, maintaining 99.8% service availability.
• Built proactive system-health auditing and automated monitoring workflows that reduced unplanned downtime by 75% and improved operational reporting.
• Optimised Oracle database performance through automated maintenance and capacity planning, improving query response times by 65%.
• Supported DevOps automation and Infrastructure as Code practices across provisioning, deployment, monitoring, controlled change and troubleshooting.
• Worked with distributed application and technical teams on platform updates, deployment support, security and compliance-focused operational activities.

INFRASTRUCTURE ENGINEER - MTN NG - Lagos

(2016-01 - 2017-12)

• Designed and managed AWS-based cloud infrastructure supporting secure data, application and integration workloads.
• Developed failover, recovery and crisis-management procedures that reduced recovery time from eight hours to approximately 45 minutes.
• Improved Oracle database and storage performance through backup, lifecycle and capacity-management strategies, increasing data-access speeds by 55% and reducing annual storage costs by $1.2M.
• Planned and implemented infrastructure and application-support upgrades with Finance, Security and HR teams, maintaining data-privacy controls and operational continuity.

SYSTEMS ENGINEER - Interswitch - Lagos

(2015-01 - 2015-12)

• Supported foundational cloud operations using AWS EC2 and S3, helping maintain 99.5% availability for a growing technology platform.
• Established Oracle database administration, automated monitoring and performance-optimisation procedures to support secure scaling from 5,000 to 15,000 user accounts.
• Worked with technology teams to establish system-health checks, SLA monitoring and baseline performance measures, improving incident-response times by 60%.

Bachelor of Science - Computer and Information Science - Lead City University (2009-08)