115 lines
8.1 KiB
TeX
115 lines
8.1 KiB
TeX
%-------------------------------------------------------------------------------
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% SECTION TITLE
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%-------------------------------------------------------------------------------
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\cvsection{Work Experience}
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%-------------------------------------------------------------------------------
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% CONTENT
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%-------------------------------------------------------------------------------
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\begin{cventries}
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%---------------------------------------------------------
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\cventry
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{Senior Systems Engineer} % Job title
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{Grabango} % Organization
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{Berkeley, CA, USA} % Location
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{September 26. 2022 - Present} % Date(s)
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{
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\begin{cvitems} % Description(s) of tasks/responsibilities
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\item {Built and administered multiple Kubernetes clusters (GKE) - each spanning hundreds of nodes}
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\item {Implemented ArgoCD as a GitOps based modern deployment system}
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\item {Supported AI/inference workloads on k8s with Airflow and GPU node pools}
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\item {Technical lead for devops team}
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\item {Built an internal platform for self-service ownership of cloud and datacenter infrastructure}
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\item {Designed Terraform usage patterns and code organization and led multi-month initiative to import hand-spun GCP infrastructure into Terraform state}
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\item {Implemented a HashiCorp Nomad based orchestration system that allocated services across thousands of IoT devices as part of a hybrid infrastructure system bridging DC located Nomad and cloud located Kubernetes clusters}
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\item {Used Dagger and Go to build portable, localized CI/CD pipelines as well as wrap deployment processes for Kubernetes and Nomad}
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\item {Lead an internal architecture group involving staff and principal engineers to improve the architecture of physical sites and introduce SRE processes for teams}
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\item {Heavily refactored SaltStack codebase to improve idempotency and general code quality as well as make use of Salt's more advanced features like orchestration and event-driven actions}
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\item {Designed a Prometheus monitoring system using Thanos to federate across multiple datacenters and Kubernetes clusters with service discovery automatically registering metrics for applications}
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\item {Managed Kafka installations across multiple datacenters and Kubernetes clusters for AI inference video pipelines}
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\item {Designed caching infrastructure for package distributions to multiple physical sites}
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\item {Wrote Golang based CLI tooling for the systems engineering team to automate several day-to-day tasks around ticket management, SaltStack state application, k8s automation, and more}
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\item {Authored incident response guides, production readiness review processes, and other related documentation}
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\end{cvitems}
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}
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%---------------------------------------------------------
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\cventry
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{Senior Systems Engineer} % Job title
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{Shutterfly} % Organization
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{Santa Clara, CA, USA} % Location
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{June 22. 2016 - September 9. 2022} % Date(s)
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{
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\begin{cvitems}
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\item {Migrated over 100 microservices of varying languages to Amazon ECS as part of a datacenter migration}
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\item {Designed several large, foundational Terraform modules that were used by ~200 engineers to deploy Security Groups, ECS clusters, IAM entities, VPCs, ALBS, and more}
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\item {Designed a AWS global resource testing model that used AWS accounts as test environments for globally available resources like IAM entitites}
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\item {Wrote custom reverse proxies in Go}
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\item {Wrote custom log ingress filters in Node.js on AWS Lambda for translating log entries into structured log events for Splunk ingress}
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\item {Wrote custom tooling around AWS ECS in Python to enforce draining nodes from tasks during abrupt scaling events}
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\item {Performed capacity planning in accordance with load testing results and metrics to right size capacity}
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\item {Embedded into application teams to assist them with the cloud-native architectural designs of their services}
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\item {Designed cloud logging architecture utilizing FluentD, FluentBit, and logging sidecars for log ingestion over PrivateLink into Splunk}
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\item Wrote custom FluentBit plugins in Ruby to support generalized logging event patterns for applications running on ECS
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\item {Wrote Terraform module to abstract AWS Kinesis Streams and then assisted teams with a migration away from Kafka}
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\item {Designed immutable OS image pipeline using Jenkins pipelines, Ansible playbooks, and Packer to produce AWS AMIs that fed into EC2 nodes within autoscaling groups}
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\item {Wrote custom integrations for running GPU dependent tasks on ECS nodes in order to support complex topgraphical image generation via AI/ML}
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\item {Wrote CLI tooling in Go for internal teams to automate common automation tasks}
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\item {Extended and customized aws-azure-login Node.js application to support logging into accounts federated to AWS from Azure AD via SAML}
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\item {Designed a hub and spoke model that used AWS Transit Gateway to link environments together}
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\item {Part of committee of principal, staff, and architect contributors to build a larger architectural model for a migration from data center to AWS}
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\item {Mentored several engineers over the course of my 6 years at the company}
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\end{cvitems}
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}
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%---------------------------------------------------------
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\cventry
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{Software Engineer, Infrastructure and Operations} % Job title
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{Opower / Oracle} % Organization
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{San Francisco, USA} % Location
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{January 12. 2015 - May 23. 2016} % Date(s)
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{
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\begin{cvitems} % Description(s) of tasks/responsibilities
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\item {Authored and refactored Puppet manifests to converge data center localized hardware nodes to prepare them as Proxmox hosts}
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\item {Co-designed a distributed file system storage array using Ceph to act as shared storage layer for Proxmox VMs}
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\item {Designed resilient high-availability MySQL cluster using Heartbeat to float a VIP between multiple masters}
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\item {Maintained several applications deployed via Proxmox as VMs that were converged via Puppet}
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\item {Wrote a tool in Ruby to migrate employee objects from FreeIPA to Active Directory}
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\item {Migrated datacenter applications and Proxmox VMs to Oracle Cloud}
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\end{cvitems}
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}
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%---------------------------------------------------------
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\cventry
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{DevOps Engineer} % Job title
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{InsideVault} % Organization
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{San Carlos, CA, USA} % Location
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{Febuary 24. 2014 - January 15. 2016} % Date(s)
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{
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\begin{cvitems}
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\item {Managed MongoDB cluster used by SEO optmization platform}
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\item {Used Jenkins to build testing and deployment pipelines for Scala applications using sbt}
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\item {Wrote Chef cookbooks for deploying Apache Mesos cluster members to EC2}
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\item {Managed Apache Mesos cluster that was used for distributed batch processing}
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\item {Built log ingestion pipeline for Apache Mesos batch jobs to self-hosted Kibana/Logstash/ElasticSearch}
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\end{cvitems}
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}
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%---------------------------------------------------------
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\cventry
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{Systems Administrator} % Job title
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{Apollo Group} % Organization
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{San Jose, CA, USA} % Location
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{January 23. 2012 - January 10. 2014} % Date(s)
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{
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\begin{cvitems} % Description(s) of tasks/responsibilities
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\item {Assisted with migration of Java services from physical data center to AWS}
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\item {Wrote a custom deployment web UI using Ruby, Padrino, and jQuery to integrate Chef, AWS EC2 nodes, and Haproxy to serve as the main deployment interface for over 100 engineers for dozens of Java based microservices}
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\item {Built Chef environment to administer hundreds of EC2 nodes and wrote cookbooks to handle hosted proxies, EC2 nodes, and databases}
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\item {Wrote scripts and application cookbooks in Ruby to integrate Java services with AWS dependencies}
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\item {Rewrote the aforementioned deployment tool as part of a migration from AWS to a data center platform running VMWare VSphere}
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\end{cvitems}
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}
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\end{cventries}
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