Nick Alexander
Senior Staff Software Engineer at Mozilla
Vancouver, British Columbia, Canada
Summary
🤩
Rockstar🎓
Top SchoolNick Alexander is a Senior Staff Software Engineer in Vancouver with 19 years of experience building and maintaining large-scale client and developer-facing systems at Mozilla, currently leading work on Firefox install/update infrastructure. He brings deep full-stack expertise across mobile (Firefox for iOS/Android), performance tooling (Browsertime), and backend sync services, and has a track record of improving cross-platform compatibility and developer productivity. Nick pairs rigorous engineering with a research mindset from doctoral studies in mathematics, enabling careful design of serialization, async transaction frameworks, and edge-case testing. He is an active open-source contributor to high-profile Mozilla projects, notably improving Firefox account flows, Sync 1.5 password handling, and Android/Firefox automation and recording. Colleagues rely on him for solving tricky platform integration issues and for shipping practical, well-tested solutions that keep Firefox secure and up to date.
19 years of coding experience
PhD, Mathematics, PhD, Mathematics at University of California, Irvine
Github Skills (57)
asynchronous10
unit-testing10
wkwebview10
javascript10
ios10
sqlite10
selenium10
apidoc10
clojure-cli10
async10
parser-combinators10
testing10
synchronized10
software-update10
user-interface10
Programming languages (23)
Github contributions (5)
mozilla/mentat
Jul 2016 - Sep 2018
UNMAINTAINED A persistent, relational store inspired by Datomic and DataScript.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:16 releases, 310 commits, 112 PRs in 2 years 2 months
Contributions summary:Nick primarily contributed to the core functionality of the project by adding features like adding, retracting, and querying datoms using a database. They implemented an SQLite connection abstraction, and they introduced an asynchronous transaction framework. The user also built functions for various database operations such as, inserting into, deleting, and fetching information from a database.
datascriptdatomic
mozilla/application-services
Jul 2018 - Feb 2020
Firefox Application Services
Role in this project:Back-end Developer
Back-end DeveloperContributions:7 releases, 9 reviews, 107 commits in 1 year 8 months
Contributions summary:Nick primarily focused on the `sync15-adapter` module within the Firefox Application Services project. Their contributions involved adapting the sync adapter, including changes to data serialization and error handling. They also worked on adding a new "logins" crate, defining vocabulary and basic types related to credentials, and implemented a local credentials API, including functionality for adding, retrieving, and deleting credentials, along with recording login usage. Additionally, they maintained server timestamp management within the Sync 1.5 passwords API.
firefoxfxasyncpush
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