Summary
Overview
Work History
Timeline
Generic
Bryan Kroger

Bryan Kroger

804 Cold Branch

Summary

Led a successful investigation into AWS spending for Woven by Toyota, identifying inefficiencies in cross-zone traffic that resulted in monthly costs exceeding $800k. Collaborated with a new hire to analyze traffic patterns using AWS Athena, pinpointing 10 high-traffic IPs linked to Envoy frontends. Implemented changes to data handling processes, reducing traffic from 3-4PB daily to under 400GB per day, significantly lowering overall AWS expenses from $4.6M to manageable levels, saving millions over 18 months.

Overview

2026
2026
years of professional experience

Work History

Staff DevOps Engineer

Woven By Toyota
Sunnyvale
09.2021 - Current
  • Reduced AWS expenses from $4.6 million to $800,000 monthly through strategic cost-saving measures over 18 months.
  • Contributed to FinOps projects, enhancing financial operations and efficiency throughout the organization.
  • Provided guidance on the 'merged cluster' initiative, integrating GKE and EKS clusters across multiple regions.
  • Managed software deployments utilizing GitHub Actions, K8s, Helm, and Terraform for infrastructure orchestration.
  • Executed bare metal rollout for vehicle fleet, improving operational capabilities.
  • Developed fleet management software featuring a React frontend and Go backend with control management system.

DevOps / SRE Engineer

Renovo
Sunnyvale
04.2019 - 09.2021
  • Developed deployment system for Helm charts using AWS Step Functions and Lambda, facilitating faster code deployment.
  • Standardized QA processes through automation with Selenium and Inspec, enhancing employee retention across roles.
  • Optimized business workflow by integrating Release Management, reducing deployment time from 30 days to hours.
  • Collaborated with AWS and Verizon on Wavelength implementation for enhanced data delivery via 5G modems.
  • Managed post-COVID culture programs, including mediation sessions and social events, to strengthen team connections.
  • Implemented team acknowledgment practices during standups and company all-hands to boost morale.

HPC Architect

Aerion
Palo Alto
09.2018 - 09.2019
  • Developed self-service portal enabling engineers to create dynamically sized clusters for machine learning in AWS::GovCloud.
  • Automated service delivery on AWS using Chef, Ruby, and Terraform, enhancing operational efficiency.
  • Implemented automation for vCenter and PaloAlto services, reducing overall IT team workload.
  • Collaborated with IT team during large-scale outages, managing critical issues under tight deadlines.
  • Traveled frequently to Reno to address maintenance-related outages and low-level system issues.
  • Facilitated senior-level process improvements, ensuring engineers prioritized rest during high-pressure situations.

Sr. Consultant and Engineer

ThoughtWorks
01.2016 - 01.2017
  • Working with large clients in the retail and manufacturing space to create internal cloud orchestration platforms. We use whatever tool works best for the client and make it work using known good best practices and standards. Agile practices centered around peer reviewed code ( git PR’s ) and pipelines to test both the platform code base ( python, ruby, chef, ansible, etc… ) and the outcome of the infrastructure we build. Lots of TDD structures around our infrastructure builds, which is no small feat.

DevOps Engineer

Radiant Entertainment
01.2015 - 01.2016
  • Worked with Google architects to ensure best-of-class build outs using latest and greatest tooling, processes, and designs.
  • Converted from Ansible to Chef and implemented Deployment Manager on GCE.
  • Worked with development teams on production rollouts and metrics gathering.
  • Built out dashboards using StackDriver in GCE and Prometheus ( basically our version of NewRelic )
  • Implemented Sensu monitoring for all environments. Everything is done through chef.

Evangelist / Sr. DevOps Engineer

Intuit
01.2014 - 01.2015
  • Evangelised internally regarding Chef, AWS, and automation in general.
  • Wrote automation and orchestration bits for the mobile services group; consulted with other groups within the company about how we solved our problems with code.
  • Worked closely with the cloud security team to ensure compliance within the mobile services group.
  • Built and lead teams during our InnovationDays events.
  • Created many chef cookbooks that were used internally by different groups.

Evangelist / Sr. DevOps Engineer

HTC
01.2013 - 01.2013
  • Company Overview: htc.com
  • Wrote and deployed automation software which included a CLI client ( Ruby/Thor ), and API service ( Ruby/Sinatra ) and chef cookbooks for deployment.
  • Team lead for DevOps activities: teaching, educating, leading service owners, development teams and operations engineers.
  • Drove the “CloudFirst” initiative to increase cloud awareness within the company, regarding cloud stability, and helped educated.
  • Helped to implement CI/CD process using git, gitlab, jenkins, chef, and CF.
  • Presented at MongoDB Seattle 2013 on CloudFormation + Chef = awesome auto shards.

Sr. Systems Engineer in DevOps

HP
01.2012 - 01.2013
  • Company Overview: hpcloud.com
  • Large scale ( ~7k nodes in 5 datacenters ) implementation of OpenStack including our own magic sauce to make everything work.
  • Worked with OpsCode to improve and scale the private chef product.
  • Gerrit, jenkins, metarepo integration for push button deployment, including chef cookbooks and actual software builds.
  • Bare metal provisioning.
  • Significant work with tooling and automation, specifically REST API’s and knife mods.
  • Most of this work was done in ruby.
  • Designed and deployed many little applications ( dubbed “middleware bits” ) to solve big problems in a simple, manageable way ( mostly using some combination of rails, sinatra, resque, and usually a mongodb in there somewhere ).

Systems Engineer

Lockerz
01.2010 - 01.2012
  • Company Overview: lockerz.com
  • Worked with several software teams to create and maintain software deployment solutions. Including migrating from an old bash based system to newer technologies.
  • Created REST and CLI tools using mongodb, ruby, and sinatra to expose several layers of complicated infrastructure in a consistent, easy to understand format.
  • Extensive work with nginx and apache: uri based redirection to newer instances, performance tuning and configuration redesign.
  • Worked closely with DBA’s to create tools for ebs volume and snapshot management.
  • Significant work with ec2 and all aws products in general.
  • Worked with zenoss and it’s api to automate host monitoring and metric gathering. Along with this I created many view into the operational “grindy gears” to give us a better picture of how the application stack was performing. This lead to more optimized infrastructure and a lower overall TCO.
  • Used chef for configuration management, and capistrano for software deployment to create a slim, efficient, easy to use system to manage systems and software projects. Helped the company go from 500+ nodes in ec2 to just under 100 using this system.

Sr. Software Engineer

KSON Software
01.2009 - 01.2010
  • Used a combination of Sinatra (Ruby + Thin ) + ERB + Nginx to build client applications.
  • Created admin tools using ExtJS which were heavily driven by API/CRUD calls to the application backend.
  • Everything hosted on EC2, using many small scripts to automate things like AMI builds and launches.
  • Used the Red5 Streaming Server to create a streaming video site for a client.
  • Used GoogleApps and Redmine to facilitate communications and track issues between other members of the team and clients.
  • Some PHP development mainly using Zend.
  • Assisted friends in the startup community on how to harness the various Amazon services for better ROI.

Sr. Software Developer

TattoMedia / AdApp Solutions
01.2008 - 01.2009
  • Acted as the glue between the engineering and Development teams to provide a smooth channel of communication and express expectations for both sides.
  • Instantiated a scrum process to help build the development team into a more cohesive group and worked on mentoring the younger developers.
  • Addressed the various software performance and security issues by driving the development towards OOP design patterns and encouraging things like try/catch/throw blocks over complicated, nested if conditionals.
  • Helped to create a structured environment for software development using SVN, Redmine, and a dev/stage/prod development life cycle. Along with this, release schedules were created to help ease the number of production facing failures.
  • Lead efforts to normalize code base, database schema, and helped solidify coding standards.
  • Worked with data warehouse team to create solutions for logging and reporting on the 80-95M hits of daily traffic.
  • Helped to create in-house cloud for development and stating instances.
  • RHEL, Debian / PHP, CakePHP / Xen

Automation Engineer

Symantec/LifeLock
  • Slowly helped the organization move from single instances provisioned with terraform to autoscale groups. This work was aligned with other efforts within the group to slowly turn the ship toward k8s. Hearts and minds campaign to help the “old school” engineers get hip to the new world order.
  • Day-to-day activities involved writing documentation and planning using my deep understanding of Chef and Terraform to help the group understand automation.

Automation Engineer

GrandRounds
  • Engineering and architecture work to help automate Ruby-based infrastructure orchestration systems.
  • HIPPA and security work with automation concerns.
  • Ruby, cloudformation, and puppet.

Timeline

Staff DevOps Engineer

Woven By Toyota
09.2021 - Current

DevOps / SRE Engineer

Renovo
04.2019 - 09.2021

HPC Architect

Aerion
09.2018 - 09.2019

Sr. Consultant and Engineer

ThoughtWorks
01.2016 - 01.2017

DevOps Engineer

Radiant Entertainment
01.2015 - 01.2016

Evangelist / Sr. DevOps Engineer

Intuit
01.2014 - 01.2015

Evangelist / Sr. DevOps Engineer

HTC
01.2013 - 01.2013

Sr. Systems Engineer in DevOps

HP
01.2012 - 01.2013

Systems Engineer

Lockerz
01.2010 - 01.2012

Sr. Software Engineer

KSON Software
01.2009 - 01.2010

Sr. Software Developer

TattoMedia / AdApp Solutions
01.2008 - 01.2009

Automation Engineer

Symantec/LifeLock

Automation Engineer

GrandRounds

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