Christopher Harris

Hivoltg Technology Services

• •Leads product architecture, cloud deployment, operational reliability, and release readiness.
• •Works on AI-enabled SaaS and field-service platforms, including the Guardian Home Check ecosystem.
• •Designs reusable authentication, scheduling, notification, client-portal, and evidence-trail patterns.
• •Directs vendor coordination, backlog prioritization, security posture, and release-quality governance.

Choice Hotels International

• •Led AWS platform engineering for internal and external APIs supporting global hospitality systems.
• •Led an Elasticsearch-to-Amazon OpenSearch migration across discovery, compatibility, architecture, security, testing, cutover, and stabilization.
• •Coordinated development, QA, product, security, operations, application owners, and stakeholders.
• •Established monitoring, alerting, capacity planning, access controls, documentation, and internal ownership.
• •Transferred platform knowledge and operational responsibility from vendors to internal engineering teams.

Plexus Worldwide

• •Supervised DevOps and infrastructure operations for global e-commerce platforms.
• •Established CI/CD practices, infrastructure automation, and self-service workflows.
• •Implemented monitoring dashboards, diagnostic runbooks, RCA discipline, and recurrence prevention.
• •Mentored engineers in troubleshooting, automation, and operational ownership.
• •Reduced MTTR by 30% through improved monitoring, diagnostic runbooks, root-cause analysis, and faster escalation response.
• •Helped sustain 99.9% uptime for global e-commerce platforms through proactive monitoring and escalation discipline.

Zocdoc

• •Operated and troubleshot customer-facing AWS and VMware infrastructure across EC2, ECS, S3, Lambda, CloudFormation, VPC, VPN, and Direct Connect.
• •Supported PostgreSQL- and MongoDB-backed environments, production telemetry, backups, capacity changes, and incident recovery.
• •Served as an escalation engineer for complex application, operating system, networking, identity, and data-transfer failures.
• •Used Datadog and LogicMonitor to improve visibility into service health, infrastructure performance, and emerging production risks.

TriVita

• •Administered VMware, Hyper-V, Windows Server, SQL-related infrastructure, storage, backup, networking, and enterprise monitoring platforms.
• •Restored revenue-critical services during a peak-sales outage through rapid diagnosis, manual scaling, coordination, and post-incident remediation.
• •Managed production changes, recovery procedures, capacity planning, and final-escalation troubleshooting across application and infrastructure layers.

PulteGroup

• •Supported enterprise VMware, Windows Server, Dell server, Cisco network, backup, storage, and manufacturing technology environments.
• •Maintained integration between centralized systems and production-floor equipment, including troubleshooting, calibration support, and recovery.
• •Led infrastructure upgrades, incident resolution, vendor coordination, documentation, and operational improvements across distributed locations.