Travis Hoffmann Email & Phone Number

Las Vegas, NV, US

Denver, CO, US

• Implemented Privileged Identity Management for the organization access to production resources
• Identified, reported, and lead resolution of defect in Microsoft's Function App Scale Controller
• Identified, reported, and lead resolution of defect in Tailscale wireguard VPN with broadcast address subnet routing on Windows
• Resolved complex defect with PowerShell startup handling of modules via workaround code. Contributed to defect resolution in PowerShell exe.
• Provide leadership during high pressure incident resolution of the organization's toughest technical issues
• Identify, resolve, and apply fixes to intermittent performance problems deep in the stack including at the network and application code level

West Hollywood, CA, US

Milwaukee, WI, US

• Lead the organization through application visibility transformation
• Installed Grafana, Prometheus, and Thanos to Azure Kubernetes (AKS) using helm and terraform
• Implemented git tagging solution where every deployment creates a git tag in the VCS
• Designed and deployed release candidate of flagship application to Microsoft Azure
• Wrote and contributed a Terraform f5 resource to open source community (SSL Client / Server Profile, ~1800 LOC)
• Migrated numerous repositories from TFS to GIT and ensured smooth transition of team members to the new VCS

Milwaukee, WI, US

• Took full and complete ownership of a code based solution to transform the deployment of flagship application from manual effort to continuous deployment. Solution delivers 40 builds per day in lower environments.
• "Presidents Club" winner in 2017, nominated in 2015
• Assisted in the conversion of a maintenance window driven application delivery solution to a zero downtime Blue / Green deployment solution. Accomplished using F5 LTMs and GTMs.
• Offer architectural expertise in the design and implementation of new applications in regards to security, deployment standards, and application data flow.
• Reviewed and updated SSL and Certificate management policy of the business for ISO 27001 certification renewal. Continually conducted day to day data center functions in a capacity that ensures the business maintains.
• Assess data center exposure to security vulnerabilities published, and develop a patch or remediation solution in a timely manner. Action plan typically within 24-48 hours for critical.

Milwaukee, WI, US

• Manage and administer Production servers while maintaining 99.9% uptime
• Exceptional scripting skills, particularly Powershell. Frequently write scripts to tackle tasks of varying complexity including mutual ssl client certificate testing, IIS management, and other adhoc jobs as needed
• Added hundreds of microservices endpoints to Nagios in upper environments, dramatically increasing visibility.
• Make effective use of advanced application and networking troubleshooting techniques and tools. Examples include packet capture (wireshark / netsh trace / tcpdump), failed request tracing, openssl, SOAPUI, powershell.
• Experienced in administering data center appliances and virtual software including bigIP f5 load balancers, Tomcat, IIS, HyperV, SSMS, mongoDB, RabbitMQ, Octopus Deploy, openssl
• Strong familiarity with Single Sign On solutions and SAML based implementations such as Active Directory Federation Services and OpenAM

Dallas, TX, US

• Built web based ASP.NET / C# routing application that solves multi-vehicle routing problem
• Wrote and implemented a genetic algorithm to solve multivariate combinatorial problem
• 2Opt swap algorithm used for individual route optimization (Traveling Salesman Problem)
• Calculation engine is multithreaded and thread safe
• Solved tough problems such as code re-reentrancy, async ui updates, correlation id logging
• Authored and implemented Postgre SQL schema (54 functions, 9 tables, 4 views, ~1000 lines)

US