Cynthia Coan

Cynthia Coan Email and Phone Number

Sr. Site Reliablity Engineer @ Apple
Cynthia Coan's Location
Bellevue, Washington, United States, United States
Cynthia Coan's Contact Details

Cynthia Coan personal email

n/a
About Cynthia Coan

Making the world a bit more reliable, and accessible one day at a time.

Cynthia Coan's Current Company Details
Apple

Apple

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Sr. Site Reliablity Engineer
Cynthia Coan Work Experience Details
  • Apple
    Sr. Site Reliablity Engineer
    Apple Aug 2024 - Present
    Cupertino, California, Us
  • Bungie
    Site Reliability Engineering Architect
    Bungie Oct 2022 - Aug 2024
    Bellevue, Wa, Us
    Lead of the Cloud Administration team, in charge of "all things cloud" at Bungie.- Responsible for many architecture reviews, financial reviews, and approvals of designs of systems that interacted with/used AWS.- Implemented, and worked with Sony to create "cloudPlay" courses at Bungie. Allowing engineers to train up on the Cloud faster than ever before.- Architected, and Deployed a brand new "Global Network" for the cloud, reworking how fundamental network components in AWS were done, and interacted with Bungie's Datacenters.- Developed a new user tooling application CLI/Browser Extension to allow storing AWS Credentials securely, supporting many "fine-grained" access roles, and building in support for auto-refreshing of credentials, and role discovery.- Architected, and Deployed a brand new AWS Account & Organization strategy for managing AWS itself. Allowing Bungie to move to more accounts, provisioned quicker, with future plans to grow to Ephemeral Accounts.- Started implementing "FinOps" style tooling at Bungie, leading to identification of hundreds of thousands in savings plans, reservations, EDP negotiations, and rearchitectures to maximize savings on AWS.
  • Stripe
    Senior Software Engineer
    Stripe Mar 2022 - Oct 2022
    South San Francisco, California, Us
    Worked on the Edge Team handling ingress network traffic for all of Stripe.In this role I took under my belt: - Landing multiple Envoy patches allowing us to debug SEGFAULTS, and other fatal errors. - Handling multiple Envoy Security Releases. - Investigating, and building Latency testing frameworks to dig into latency more than we were able to with our load testing frameworks being misused. - Investing, and working on deploying internally HTTP/3, and MPTCP. To better handle HOL blocking, during networking problems. - Provided numerous pieces of expertise around Envoy configuration
  • Stripe
    Senior Software Engineer
    Stripe Mar 2021 - Mar 2022
    South San Francisco, California, Us
    Developer Productivity Engineer - "Code Team".During tenure of this role I: - Maintained one of the larger GitHub Enterprise Deployments making Stripe's MonoRepos scale. - Lead a complete rewrite of monitoring for GHES, giving us much better insight into the platform, including reversing blackbox binary formats in order to get us the information we needed. - Improve developer experiences while writing, and checking out code with custom CI Systems, and review flows. - Helped implement accessibility testing, and fixing numerous accessibility bugs within internal systems.- Helped Design, and Performance Test Sharing Code with BitTorrent.
  • Tetrate
    Senior Software Engineer
    Tetrate Jan 2020 - Mar 2021
    Milpitas, California, Us
    Was the Technical Lead for the Maintainability Team, helping keep our product lasting for long periods of time. Provided help working with the Open Source Community in a variety of projects from Istio, EnvoyProxy, and managing GetEnvoy. Release Manager for Istio 1.7.Notable things done include: - Making upstream contributions to EnvoyProxy, and Istio as a result of direct customer feedback. - Being a release manager for Istio 1.7. - Migrating the Build System to Bazel, and keeping CI times low. - Writing multiple pieces of documentation, and blog posts to better help customers learn, and use open source software. - Managing the release of multiple new GetEnvoy features.
  • Datawire.Io
    Software Engineer
    Datawire.Io Oct 2019 - Jan 2020
    Boston, Massachusetts, Us
    Joined Datawire in order to work on the Ambassador API Gateway, and it's connection with the Open Source EnvoyProxy project.Under my tenure, helped Ambassador handle a Security Update to Envoy in a much more timely manner than had been done previously, worked on a few small features in Ambassador, and helped bootstrap the UI Codebase for the "AES" (Ambassador Edge Stack) Product.
  • Instructure
    Production Engineer
    Instructure Mar 2019 - Oct 2019
    Salt Lake City, Utah, Us
    Helped bootstrap, and create the "NES" team at Instructure which was responsible for managing the front API Gateway at Instructure handling all traffic. Not only helped deploy, and manage EnvoyProxy, but provided the highest uptime guarantee of any service Instructure had ever developed globally. Notable work includes:- Providing multiple fixes, including security related fixed to upstream EnvoyProxy as initial rollout took place.- Managing all the operational aspects of the deployment initially to hit the highest uptime Instructure ever required, and then trained the team on how they could keep this going so they still continue to hit their uptime goals easily.- Implemented multiple local development tools, and procedures to be able to "Live at Head" in Envoy without slowing the engineering team down at all, while still providing incredibly fast Envoy Builds.
  • Instructure
    System Administrator
    Instructure Feb 2016 - Mar 2019
    Salt Lake City, Utah, Us
    Helped manage one of the largest LMS's in the world, keeping it's 99.9% uptime globally, and also helped many other teams implement "DevOps", and be able to properly manage their services. Some notable projects worked on during this time were:- Deployment of "LiveEvents" a brand new way of delivering events to schools, implemented the core infrastructure for delivering these events, as well as an Amazon Kinesis based autoscaling solution to deal with load while still allowing cost effectiveness.- Helped provide operational guidelines, and trainings on how to properly due alerting, and monitoring allowing many teams that hated being on call to actually enjoying it.- Helped deploy, and manage multiple apps using a wide variety of tech stacks in a consistent, self service way using Ansible, and Terraform.- Implemented a Self-Service AutoScaling Kafka Architecture, that allowed for teams to send messages securely, and easier than ever before.
  • Instructure
    Lead Support Engineer
    Instructure Sep 2015 - Nov 2018
    Salt Lake City, Utah, Us
    The support engineering team is the team that builds, and manages automation for empowering the support departments at Instructure. Everything from automatically assigning tickets to bugs so customers would be automatically informed when bugs were fixed with no human interaction, and so engineering could see how many tickets a bug was blocking. To providing live dashboards so managers could at a glance see who was on phone calls, who was on a break, and more.Specific Projects worked on during this time were: - Creating a new automated deployment system for all the tools support used, that replaced an old manual "SSH, and Copy Files" over manual deployment that was incredibly error prone. - Rewrote large chunks of the frontend from using Ruby on Rails forms, to a much more user friendly ReactJS based solution. - Rewrote core components as Rust based microservices that could be shared by other internal products that are still heavily used today. - Handling large scale phone system switchovers and rewriting the systems with a tight deadline.
  • Instructure
    L1 Technical Support
    Instructure Jun 2015 - Feb 2016
    Salt Lake City, Utah, Us
    Worked inside a technical support role providing help to users over chats, email, and phone. Although I notably did more of the Support Engineering Work at the time, I took on this L1 support job as a side venture in order to better improve my people skills as I thought they were lagging behind other skills.During this time I: - Helped train numerous support agents on how to perform better support for Mobile Devices, including writing multiple guides, and helpdesk entries. - Lead support for a new product being released at the time called "Canvas Data", directly interacting with many customers in order to make sure they could take use of Canvas Data. - Answered, and provided excellent customer service to many customers, from hundreds of school districts all over the world.
  • Self-Employed
    Contract Software Engineer
    Self-Employed Jun 2013 - Jan 2016
    Worked with smaller businesses, and community organizations of a larger size in order to help them with a wide variety of needs. Performed many maintenance tasks businesses themselves did not have the expertise, or time to get done.Several notable projects include rewriting large game server C++ Codebases to run on Linux, navigating Oracle Database permissions to provide much more granular access, and migrating lots of legacy Java projects onto newer versions of the JVM.

Cynthia Coan Skills

C++ C# Ruby On Rails Java X86 Assembly Css Multithreading Software Development Software Documentation

Cynthia Coan Education Details

  • Clearfield High School
    Clearfield High School
    Computer Software Engineering

Frequently Asked Questions about Cynthia Coan

What company does Cynthia Coan work for?

Cynthia Coan works for Apple

What is Cynthia Coan's role at the current company?

Cynthia Coan's current role is Sr. Site Reliablity Engineer.

What is Cynthia Coan's email address?

Cynthia Coan's email address is cy****@****ipe.com

What schools did Cynthia Coan attend?

Cynthia Coan attended Clearfield High School.

What skills is Cynthia Coan known for?

Cynthia Coan has skills like C++, C#, Ruby On Rails, Java, X86 Assembly, Css, Multithreading, Software Development, Software Documentation.

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