Fun Mode 🎮

Hi, I'm Jenny Chen.

Infrastructure Engineer & Cloud Enthusiast.

I love building scalable systems, working with cutting edge technologies, and creating cool things.

Experience Interests Contact

ByteDance (TikTok) ↗

Senior SRE

June 2023 - December 2024

  • Worked as a SRE for compute (K8s) and Yarn supporting global TikTok infrastructure across 100s of clusters
  • Built 4 new K8s clusters in multiple regions for data and machine learning use
  • Created dashboards to monitor K8s resource usage and identify unused compute
  • Built data warehouse for yarn metadata for new data centers

Howl (prev Narrativ) ↗

Engineering Manager, Platform

May 2020 - January 2023

  • Led quarterly planning and sprint planning, setting and meeting long-term engineering OKRs
  • Managed 4 platform engineers performing at senior capacity
  • Organized the complete migration of all services from ECS to K8s
  • Set up dynamic staging environments in K8s with GitHub Actions

Dv01 ↗

Lead DevOps Engineer

March 2018 - April 2020

  • Primary contact for cross-team projects with Product Engineering and Security
  • Built and architected DevOps services for a Play webapp and Scala data processing pipeline
  • Implemented ELK infrastructure to aggregate logs with custom loggers for request tracing
  • Led migration of infrastructure from Azure to GCP

HBO ↗

Site Reliability Engineer

February 2017 - March 2018

  • Migrated HBOGO/NOW microservices from EC2 to K8s
  • Scaled out ELK infrastructure to use Kafka to prevent data loss
  • Implemented an automated canary system to validate code deployments with live traffic
  • Set Keepalive times in microservices using NodeJS AgentKeepalive

Paperless Post ↗

Site Reliability Engineer

October 2015 - October 2016

  • Sharded 1.7 TB PostgreSQL database into three separate VMs
  • Set up ELK stack with filebeat in Chef to modernize log collection
  • Implemented master/slave replication and reduced memory usage in Redis by 40%
  • Used Chef to scale and provision all VMs running on bare metal

Jenny Chen is an avid reader, hiker, painter, skier, yogi and meditator.

You can reach me at hello@jennychen.cloud