Liam Hannah
Technical Account Manager at Oomnitza
Virginia, United States
Summary
🤩
Rockstar🎓
Top SchoolLiam Hannah is a Technical Account Manager and former full-stack engineer with seven years of experience building secure, mission-driven software for federal and national security customers. He combines a Computer Science background with an MPA in Data Analytics from Syracuse to bridge technical depth—working with React, C#, NodeJS, and secure SDLC practices—with strategic thinking about policy, risk, and stakeholder needs. Liam has hands-on experience improving testing and coverage tooling in high-profile open-source projects like Flutter and contributing VM and WASM fixes to the Dart SDK, demonstrating deep systems-level debugging and performance mindset. As a Security Champion at Babel Street and an engineer at Mandiant, he translated vulnerability assessments into practical development changes and cross-team communication. Now at Oomnitza he focuses on turning complex IT asset data into a single source of truth, helping enterprises make technology decisions that are auditable and resilient. Notably, he frequently operates at the intersection of product, security, and engineering—preferencing durable solutions over quick fixes.
7 years of coding experience
2 years of employment as a software developer
Bachelor's degree, Computer Science, Bachelor's degree, Computer Science at Syracuse UniversityHigh School Diploma, High School Diploma at Gonzaga College High SchoolMaster's degree, Public Administration, Master's degree, Public Administration at Syracuse University - Maxwell School
Spanish
Github Skills (17)
c-language10
flutter-apps10
testing10
rust-wasm10
wasm-pack10
code-coverage10
flutter-game10
dart10
cprogramming-language10
flutter10
mobile-development9
web-content8
webpages8
ios7
android7
Programming languages (8)
Github contributions (5)
dart-lang/sdk
Nov 2018 - Dec 2022
The Dart SDK, including the VM, JS and Wasm compilers, analysis, core libraries, and more.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:1 review, 272 commits, 2 branches in 4 years 1 month
Contributions summary:Liam's contributions focused on maintaining and improving the Dart SDK, primarily in the area of the VM. They fixed a small ELF serialization issue, added support for an output-directory flag in the run_abi_tests.py script, and altered the configuration field of the abi bot's results.json file. The user also contributed to the WASM implementation by adding boilerplate and implementing module instantiation and function calling, fixing memory leaks, and enabling functionalities like wasm memory exports and function imports.
dartsdkdart2jscore-librariesflutter
flutter/flutter
Jan 2019 - Oct 2022
Flutter makes it easy and fast to build beautiful apps for mobile and beyond
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:10 reviews, 23 commits, 59 PRs in 3 years 9 months
Contributions summary:Liam primarily contributed to the Flutter framework, focusing on improvements to the testing and coverage collection tools. Their commits show a deep understanding of the internals of how coverage data is gathered in Flutter tests, including the handling of source reports and script data. They implemented features like branch coverage and optimizations for faster coverage collection, demonstrating a strong ability to work on and improve the testing infrastructure of the Flutter framework. Their work involved modifications to both the Dart code and the underlying VM service interactions.
skiaiosmobilemobile-gamemacos
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