Deirdre Connolly
Software Engineer at HubSpot
Cambridge, Massachusetts, United States
Summary
🤩
Rockstar🎓
Top SchoolDeirdre Connolly is a software engineer with 14 years of experience based in Cambridge, MA, combining production engineering at HubSpot with deep open-source work in cryptography and blockchain. She has contributed substantive Rust and cryptographic code—most notably implementing batch Groth16 verification math for the widely used zkcrypto/bellman SNARK library—and helped shape Zcash protocol implementation and documentation. Comfortable across back-end systems, test automation, and full-stack tooling, she also builds practical utilities like a Chromecast background scraper turned CLI module. An MIT EECS graduate, she blends rigorous technical foundations with a knack for clarifying complex specs into usable code and docs.
14 years of coding experience
2 years of employment as a software developer
BS, Electrical Engineering and Computer Science, BS, Electrical Engineering and Computer Science at Massachusetts Institute of Technology
Github Skills (31)
javascript10
zcash10
technical-writing10
testing10
data-serialization10
serialization10
deserialization10
network-protocol10
cryptography10
blockchain10
nodejs10
rust10
documentation10
cli10
benchmark9
Programming languages (22)
Github contributions (5)
dconnolly/chromecast-backgrounds
Dec 2013 - Jan 2015
Archive of all Chromecast background images.
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:40 commits, 1 PR, 4 pushes in 1 year
Contributions summary:Deirdre primarily focused on developing the functionality of a background image scraper tool. They implemented a script to retrieve and parse Chromecast background images from a specific URL, then write them to a JSON file. The user refactored the scraper to run as a node module with CLI flags to extend the utility, including the option to download the images and also updating the dimensions. Furthermore, the user added the capability to generate markdown to display the images.
chromecastarchivebackground
ZcashFoundation/zebra
Sep 2019 - Dec 2022
Zcash - Financial Privacy in Rust 🦓
Role in this project:Back-end Developer
Back-end DeveloperContributions:2 releases, 2044 reviews, 830 commits in 3 years 3 months
Contributions summary:Deirdre was responsible for implementing and modifying the core Zcash blockchain code in Rust. They added a tracing endpoint for dynamic filter control. Additionally, the user introduced new message types, transactions, and related data structures into the network protocol. Their contributions also included fixes for deserialization and serialization, and work on testing.
rustzebrazcashzcash-node
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