Michelle Bradshaw

Senior DevOps Engineer at SendGrid
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Contact Information
us****@****om
(386) 825-5501
Location
Denver Metropolitan Area

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5.0

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James Goss

Michelle is a highly reliable and talented sysadmin. She's the kind of person you can ask for something and you know she will get it done and get it done the right way. I hired Michelle for the second time to join me at mywedding.com because I knew what she could do for me (from working with her at photobucket.com) and I knew I would get a well-maintained and implemented systems environment. To top it off, Michelle loves her work and it shows in her work ethic and passion. I can't wait for another opportunity to work with her again!

James Goss

Michelle is not just one of the most skilled sysadmins you'll ever work with, but she is tenacious and dedicated. If there's a big problem going on, you'll find Michelle pitching in to help. She will bend over backwards to make sure stuff gets done and that it gets done right. Nor is she afraid to take on the big and ugly, but not so glamorous projects because she recognizes that they need to get done. She knows what needs to get done and takes the initiative to make sure it happens. I hope I get another chance to have Michelle working on one of my teams someday!

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Credentials

  • MongoDB Certified DBA
    MongoDB, Inc.
    Apr, 2015
    - Nov, 2024
  • Cloudera Certified Administrator for Apache Hadoop
    Cloudera
    Feb, 2012
    - Nov, 2024

Experience

    • United States
    • Information Technology & Services
    • 1 - 100 Employee
    • Senior DevOps Engineer
      • 2015 - Present

      I am humbled to be a member of an extraordinary team of engineers at a truly special company that sends over 60B e-mails a month and 4B on peak days. I’ve been fortunate to work on a number of vital projects such replacing hundreds of load balancers. This entailed investigating new technology, writing cookbooks, and developing plans to migrate customer traffic. As a founding member of the monitoring infrastructure team, I implemented numerous hardware and software improvements, ensuring the infrastructure was robust enough to support the teams that rely on it. KEY CONTRIBUTIONS: ► Greatly increased the capacity of all Graphite clusters by implementing sharding. ➢ Improved cluster performance considerably by replacing carbon-c-relay and Graphite with carbonapi and go-carbon, dramatically decreasing the load times of Grafana dashboards. ► Led the effort to implement numerous improvements to the Splunk cluster. ➢ Upgraded and tuned the cluster and configured several additional indexes to significantly improve search times. ➢ Built a 54-node cluster in AWS via Terraform to ensure sufficient capacity over the high-volume Black Friday weekend. ► Worked on a nine-month project to rearchitect and replace all of the company's load balancers. ➢ Configured Keepalived, HAProxy, and Nginx in two dozen Chef cookbooks for the new load balancers. ➢ Successfully migrated 965 VIPs across 125 load balancer pairs with no customer impact. ► Reverse engineered and documented bootstrapping a brand-new data center. ➢ Built the infrastructure and provisioning servers in the new data center and migrated hundreds of VMs to the new data center, allowing the company to move out of its legacy data center on time. ► Conducted an audit of physical and virtual servers resulting in savings of over $300K. ➢ Examined thousands of KVM servers for misconfigurations which prevented them from being used. ➢ Identified hundreds of unused VMs, significantly increasing capacity on existing KVM servers. Show less

    • Online Audio and Video Media
    • 1 - 100 Employee
    • Senior System Administrator • Network Administrator • Database Administrator
      • 2013 - 2015

      I was grateful to be at a company that underwent such incredible, sustained growth. As a result, it became necessary to completely revamp the network, servers, and many of the applications. In my first nine months, I rebuilt every server and, in the process, virtualized and upgraded each one. This allowed us to more easily add new features to the site and to quickly spin up additional servers. Just as the rebuild project was ending, we decided to move to a virtual data center. The previous work enabled me to streamline this follow-on project and I was able to complete that move in only three months. KEY CONTRIBUTIONS: ► Developed and executed a plan to consolidate and virtualize all of the company's servers. ➢ Eliminated all single points of failure and logically distributed services across servers. ➢ More than tripled capacity, significantly increased site stability and responsiveness, and added much needed fault tolerance. ► Created comprehensive Puppet configurations to manage every server as well as the developers' VMs. ➢ Utilizing this robust infrastructure, quickly added additional servers as needed. ➢ Successfully moved 30 production, test, and development servers into two virtual data centers in just three months. ► Worked closely with the development team as they rolled out new site features. ➢ Installed, configured, and maintained MongoDB, Solr, Tomcat, and Varnish, in addition to the LAMP stack, in support of these releases. ➢ Introduced a scalable deployment strategy to support a semi-weekly release schedule. Show less

    • Technology, Information and Internet
    • 1 - 100 Employee
    • Compute Team Lead • Senior Linux Engineer
      • 2007 - 2013

      I was thrilled to contribute to an impressive team that collaborated to improve the site which had 100M registered users who uploaded more than 4M images daily, that stored 10B photos and videos or 17PB of data, that received 23M unique US visitors monthly. Here, I had an opportunity to generate $100K in new revenue for the company by writing rules to redirect traffic to pages containing ads. Another massive undertaking in which I was heavily involved was hosting Twitter's initial photo storage offering. Although the upload rate was significantly higher than projected, we successfully kept pace with demand. KEY CONTRIBUTIONS: ► Introduced and maintained Apache rules to redirect traffic from major search engines, popular social networks, and other large sites. ➢ Enhanced site stability and generated $100,000 in annual revenue. ➢ Constructed additional redirects to entice users to remain on the site. ► Following every acquisition, integrated the acquired company’s servers into Photobucket's environment. ➢ Engineered numerous servers in support of the successful launch of Twitter's photo storage offering as well as servers to support Photobucket’s new business ideas. ► Planned and coordinated the move of the company's 75 most critical servers in two successive data center moves. ➢ Rebuilt and relocated each of these servers and orchestrated the cutover with minimal downtime, crucial to the success of the moves. ► Architected reliable and scalable solutions for the company’s infrastructure servers including Bacula, CFEngine, DNS, KickStart, LDAP, Postfix, and Xymon. ➢ Built highly available clusters, master/slave tiers, or independent peers, as appropriate, for each of these essential services. ► Implemented CFEngine to manage the configurations of 1,500 servers often by reverse engineering legacy servers or by modifying code. ➢ Reduced the server count by more than 10%, improved performance, and facilitated troubleshooting. Show less

Education

  • University of Maryland University College
    BS, CIS/MIS

Community

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