Whitney Sorenson
Chief Architect, HubSpot Next
Cambridge, Massachusetts, United States
Summary
👤
Senior🎓
Top SchoolWhitney Sorenson is a seasoned engineering leader with 16 years of experience designing and operating large-scale web and infrastructure systems, currently serving as Chief Architect for HubSpot Next. She has a proven track record at HubSpot—from building a custom PaaS and leading the open-source Singularity Mesos scheduler to scaling platform teams of 50+ engineers and cutting operational incidents by more than half. Whitney blends hands-on backend expertise (notably contributions to Singularity) with executive experience as CTO and sustainability sponsor, focusing on simplicity, developer productivity, and cost-efficient cloud automation that saved millions. She excels at turning complex distributed problems into elegant, minimal designs that delight users and accelerate developer velocity. Based in Cambridge, MA, she pairs deep technical craft with a talent for recruiting and inspiring global teams.
16 years of coding experience
17 years of employment as a software developer
Bachelor of Science with Honors Software Engineering, Bachelor of Science with Honors Software Engineering at Rochester Institute of Technology
Github Skills (7)
javas10
back-end-development10
java10
rest-api9
testing8
api-design8
zookeeper8
Programming languages (3)
Github contributions (5)
HubSpot/Singularity
Oct 2013 - Jan 2021
Scheduler (HTTP API and webapp) for running Mesos tasks—long running processes, one-off tasks, and scheduled jobs. #hubspot-open-source
Role in this project:
Back-end Developer
Back-end DeveloperContributions:1461 commits, 117 PRs, 607 pushes in 7 years 4 months
Contributions summary:Whitney primarily contributed to the `hubspot/singularity` project, a scheduler for running Mesos tasks. Their work involved fixing compile errors, implementing check job logic, adding trace statements, and addressing findbugs issues. Additionally, the user implemented the functionality to allow retries for both ON_DEMAND and RUN_ONCE tasks. Their contributions focused on improving the reliability and functionality of the system's core scheduling mechanisms.
hubspotmesos
marcneuwirth/tier-system
Mar 2017 - May 2018
Contributions:2 commits, 1 push, 1 branch in 1 year 2 months
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