Daniel Shafer
Meridian,ID
Summary
Senior Site Reliability Engineer with heavy focus in Linux Administration and Engineering, as well as in Cloud and Automation. Over two decades of Linux experience, with a decade of Python experience, plus another decade of Cloud experience (OpenStack/AWS). Currently seeking Senior Site Reliability Engineer roles, and possibly Site Reliability Engineer Manager/Supervisor roles.
Overview
11
11
years of professional experience
Work History
Site Reliability Engineer Supervisor
GoDaddy, Inc
09.2022 - Current
- Directly managed team of 5 engineers.
- Run daily standup, team, sprint planning, retro, and backlog meetings
- Wrote and deployed massive monitoring uplift for GoDaddy Domains using Prometheus, Thanos, Grafana, and other tools.
- Write CLI tools and API scripts using Python for ServiceNow, OpenStack, AWS, and other services.
- Manage CI/CD pipelines and other Jenkins tasks
- Support domain organization in various SRE tasks
Site Reliability Engineer II
GoDaddy, Inc
07.2020 - 08.2022
- Handled patching tasks for various teams
- Wrote Python tools to help automate or improve tasks
- Wrote extensive automation to manage GoDaddy's Domains infrastructure.
- Wrote extensive documentation
- Mentored peers and other coworkers
Python Developer
A10 Networks Inc
01.2019 - 12.2019
- Built and implement testing environment for OpenStack infrastructure to improve testing of code reviews
- Participated in bi-weekly planning meetings, review PRs daily and handled bug reports
- Improved server reliability by implementing automation tools
- Reviewed, developed and improved features and scripts for various projects using Python.
Site Reliability Engineer
Kount, Inc.
04.2018 - 10.2018
- Handled patch and life cycle management for releases on over 50 Linux Servers running multiple distributions
- Refactored legacy Python code, improving readability and functionality while cleaning up several 1000s lines of code
- Cross-trained multiple teams on Python development and better practices
- Provisioned and migrated new servers during major long-term-support release upgrade.
Site Reliability Engineer
MediaMath
05.2017 - 04.2018
- Managed cloud infrastructure with hundreds of instances running both RHEL and Debian-based distributions
- Handled configuration management using Chef and Ansible on over 100 servers
- Stood up Prometheus and AlertManager to improve monitoring for multiple projects by 30%
- Collaborated with teams from several offices all over world both physically and virtually
DevOps Engineer
20th Century Fox Film
07.2015 - 02.2017
- Worked extensively with Amazon Web Services to maintain stable environments for all Fox Movies websites to run on
- Managed development environments and deployments for websites and maintained excellent communication with third-party vendors
- Automated process to build development environments and configuration, improving it by 95%
- Researched, designed, and implemented new monitoring environment improving responsiveness to outages and issues by 90%.
OpenStack Engineer
Mirantis
02.2015 - 06.2015
- Maintained and improved CI infrastructure
- Performed reliability and performance stress testing
- Handled DevOps tasks, bug regressions, writing bug reports
- Wrote several Python scripts to improve OpenStack environment
Cloud Data Center NOC Engineer
HP Helion
02.2014 - 02.2015
- Worked with support and service teams to quickly and properly resolve any issues that occur
- Monitored cloud infrastructure, responding to alerts quickly and providing guidance on any changes or additions of new alerts
- Wrote portal in Python and Django to assist all engineers and developers with tasks and reports, improving incident handling by over 50%
- Mentor colleagues on new tools and improvements to best practices improving familiarity
Linux Systems Administrator
HostGator
04.2013 - 01.2014
- Installed, configured and managed thousands of dedicated and shared servers
- Diagnosed and improved customer website configurations for security, performance and other issues
- Diagnosed server problems from networking issues to resource usage problems and then provide customers with root cause analysis and steps recommended for repairing problems
- Maintained excellent communication with over 50 customers daily for various issues.
Skills
- Cloud Environments (OpenStack/AWS)
- Python Development/Scripting
- Automation (Ansible, Chef)
- Kubernetes
- Unix Systems (REHL, Debian, FreeBSD)
- CI/CD Deployment and Management
- Containerization
- Supervisory Skills for SREs
- Reporting and Dashboards (Grafana)
- Linux Security and Hardening Practices
Military Experience
Special Electronics Device Repairer
United States Army Jan 2008 to Oct 2012
Other MOS positions include Combat Engineer (12B) and Wheeled Mechanic (91B). Served one tour in Iraq from 2010 to 2011 in support of Operation Iraqi Freedom and Operation New Dawn.
Timeline
Site Reliability Engineer Supervisor
GoDaddy, Inc
09.2022 - Current
Site Reliability Engineer II
GoDaddy, Inc
07.2020 - 08.2022
Python Developer
A10 Networks Inc
01.2019 - 12.2019
Site Reliability Engineer
Kount, Inc.
04.2018 - 10.2018
Site Reliability Engineer
MediaMath
05.2017 - 04.2018
DevOps Engineer
20th Century Fox Film
07.2015 - 02.2017
OpenStack Engineer
Mirantis
02.2015 - 06.2015
Cloud Data Center NOC Engineer
HP Helion
02.2014 - 02.2015
Linux Systems Administrator
HostGator
04.2013 - 01.2014