Greg Herlein

San Francisco, CA
gherlein@herlein.com
@gherlein
github.com/gherlein
+1-415-368-7546

Summary of Qualifications

  • 10+ years Senior Engineering leadership running teams and operations of up to 150 staff
  • Extensive experience with SaaS deployments heavily reliant on modern automation
  • DevOps mindset - goal is always to get to “No Ops” fully automated systems
  • Significant SRE experience - treating operations as a software problem
  • Reputation for building globally distributed teams “that don’t break”
  • Cloud Expert - AWS Certified Solutions Architect, significant container and k8s experience
  • Agile Expert - scrum, kanban and scrumban used in production on multiple SaaS
  • Excellent communicator - adept at translating Executive vision to working Engineers

Work History

Cisco - Director Software Engineering, CX Cloud (12/2014 to Present)

  • Currently leading a team of about 100 Engineers refactoring systems moving to AWS
    • Solution split across multiple customer sites and AWS
    • Tech stack: AWS Aurora, lambda, S3, Fargate, ELK, java moving to golang
    • Teams split across several US offices, Bangalore and Chennai India, remotes
  • Previously: one year assignment building an SRE function for a cloud-based 5G network
    • Deployed large-scale ELK-based logging/monitoring/observability framework
    • Tech stack: OpenStack, Kubernetes (k8s), ELK, SNMP, Prometheus, golang
    • Teams split across Japan, India, Europe and multiple US offices and remotes
  • Previously: 2 years as Principal Architect for a group of over 600 Engineers
    • Migrating from traditional Enterprise software to cloud-native DevOps-based SaaS
    • Drove organization to develop all new software in AWS and Cisco’s OpenStack cloud
    • Tech stack: terraform, ansible, helm, docker, k8s, Prometheus, Cassandra, Java
    • Teams split across US offices, Bangalore and Chennai India, Vienna Austria, remotes
  • Previously: led a 150+ Engineer team that built and operated a streaming video SaaS
    • Tech stack: On-prem VMWare, AWS, terraform, ELK, Sensu, Java
    • Teams split across US offices, Bangalore India, UK and Jerusalem Israel, remotes

Cognitive Networks - Vice President, Engineering (9/2013 - 11/2014)

  • Product: SaaS-based live TV content recognition system
  • Rebuilt a team from initial 6 hires to over 20 DevOps and Software Engineers
  • Hired just after A-round funding to scale team and product towards a B-round
  • Scaled from 200K to 4M+ devices generating petabytes/month of detailed viewer data
  • Rearchitected core code from python to C yielding a 40x cloud cost cost reduction
  • Improved up-time from low 90% to better than 99.95% within months
  • Tech stack: AWS, AWS RDS MySQL, AWS Redshift, AWS EC2, python, C

Fogbridge Corporation - Founder and Principal Engineer (4/2006 - 11/2014)

  • Consultant for AWS development/migration and mobile development
  • Customers were small and large companies: Technicolor, THX, Brightsign/Roku
  • Wrote and shipped two iOS educational games: MultiAlien and SatDef
  • Company was full time employment in 2013 and my “side job” otherwise

Rackspace - Director, Product and Software Development (5/2012 - 4/2013)

  • Managed a team of ~100 - built and operated the Rackspace Portal and cloud monitoring products
  • Founded and managed the Rackspace mobile development team and the Compute Autscale team
  • Tech Stack: OpenStack cloud, Python, Cassandra, RabbitMQ, multiple GUI technologies

Technicolor - Vice President Engineering, Technicolor Fellow (4/2004 - 5/2012)

  • Managed a team of ~100 Engineers for a large-scale video advertising SaaS offering
  • Mission critical, high transaction volume SaaS - generated over $1B in revenue during my tenure
  • System deployed in over 5000 retail stores as well as data centers and then cloud
  • Drove the successful on-time launch resulting in a $190M customer win
  • Selected as a Technicolor Fellow - invitation only for the top-tier technologists
  • Managed patent portfolio, authored six issued patents and managed a pool of ~40 total patents

Arkstream, Inc. - Co-Founder/Vice President Engineering (7/2003 - 2/2004)

  • Co-founded this seed-stage startup and led the implementation of an IPTV ad-insertion product
  • Could not secure VC funding - another co-founder spun off the technology into a different company

Alcatel Genesys - Consultant, Senior Software Engineer (7/2000 - 6/2003)

  • Consulted through my own company, Herlein Engineering Inc. (see below)
  • Built new products and refactored existing high performance telephony systems

Quicknet Technologies, Inc. - Director of Engineering (5/1999 - 6/2000)

  • Grew a team from 5 to 30+ to build a VoIP telephony app over 5 years before Skype existed
  • Invented the Linux Telephony sub-system and contributed device drivers to the Linux kernel

Herlein Engineering, Inc. - Principal Software Engineer (5/1998 - 4/2004)

  • Full time consulting through this company for 1998 and again from 2000-2003
  • Wrote a variety of custom products including embedded systems, Linux, and early VoIP products
  • Invented, developed and sold the Simple Telephony Control Protocol (STCP)
  • Co-authored and drove the IETF to ratify the Speex Codec RTP payload spec (RFC-5574)

Education and Certifications

  • Graduate of the US Navy Nuclear Power Engineering Program (3.76 GPA, top 5% of class of nearly 400)
  • Graduate of US Navy Electronics Technician School - #1 in a class of nearly 100
  • Qualified in Submarines, multiple medals including the Presidential Unit Citation
  • Certified Scrum Master and Product Owner - trained with Lyssa Adkins
  • Multiple UC Extension classes in networking, mathematics, and software development
  • Amazon AWS Certified Solutions Architect