William Lee Email & Phone Number

Boston, MA, US

New York, US

I chain the blocks.

Pursuing professional and personal growth via doing open-source software work, attending chocolatier school, learning Japanese in Japan, developing my coffee roasting abilities, and traveling.

Worked as a software engineer on HHVM and surrounding concerns: performance tooling/analysis, compiler fixes, and improving production monitoring and debugging.* Created HHVM Continuous Performance Measurement tool and metrics dashboard for testing performance of multiple versions of HHVM in production. The tool identifies causes of CPU and memory.

Dundalk, County Louth, IE

* Established Document Platform Operations R&D team to consolidate department-wide infrastructure efforts, set team processes, and led team’s roadmap planning.* Led multi-region data migration efforts to move all uploaded images into Amazon S3 and built Python solutions to migrate 1 PB of image data with 0% data loss.* Drove multiple telemetry efforts. *.

Cambridge, MA, US

Please note that Leaf Holdings was acquired and absorbed into Heartland Payment Systems.* Hired and led a three-person team with offshore members that executed rebuild of legacy infrastructure environments using AWS, Ansible, Packer, and Python to improve fault tolerance and reliability. Improvements resulted in reliability uplift from one 9 to three 9s in.

Waltham, MA, US

Owned all software and hardware related to the uploads system that processed 3M files a day and stored >500 TB of customer image data.* Led development efforts to distribute uploads and migrate 350 TB of customer uploads from data centers to S3.* Wrote Cabinet, a generic storage layer built to replace a legacy storage API, reducing LOC by ~80%.* Built.

Cambridge, Massachusetts, US

* Built centralized service in Python to create and relate server resources in AWS EC2, DNS, LDAP, and Puppet.* Implemented features for customer lead tracking system, including OAuth support and UI Unicode support.* Sharded a monolithic (20MM records) MySQL database for the HubSpot Leads team.* Contributed to initial rewrite of HubSpot content platform in.

Cambridge, Massachusetts, US

Two of my favorite stories in bug finding and fixes came from this job, ask me if you're curious. People I've told the stories to wonder if I'm a wizard or similar.I wrote code for networked simulation software, across multiple products, including:* Network logging and playback* Computer-generated forces (AKA StarCraft for the military)* Network protocol.

Burlington, Massachusetts, US

Chances are that something (or a dozen things) you use runs software that I've written. I worked on security software, and I was the lead developer of the RSA Appliance, a (financially successful) product that was also the black sheep of the RSA product line. I wrote a lot of Java and C++, with a dash of TCL, Perl, and Python, and I got to experience.