Andy Dennie
Independent Developer Architect, Consultant And Technical Advisor (founder Owner) at Fizz Buzz LLC
Brookline, Massachusetts, United States
Summary
👤
Senior🎓
Top SchoolAndy Dennie is an independent developer, architect, and consultant with 14+ years running Fizz Buzz LLC and decades of prior experience building and leading software teams across startups and large enterprises. He blends hands-on coding (mobile, C++, Java, Android, cloud services) with technical leadership—designing architectures, improving development processes, and mentoring engineers for higher-quality delivery. His projects range from a million-download Android app and WHOOP’s real-time Bluetooth-integrated mobile client to safety-critical automotive integrations at Smart Eye, demonstrating both product focus and rigorous engineering practices. Andy contributes to notable open-source Java projects (eg. testing and QA work on Square’s Dagger and design improvements to Otto), showing attention to robustness and maintainability. Comfortable translating ambiguous requirements into project plans, he also advises on cost/risk tradeoffs and delivery schedules, making him a practical partner for teams that need both technical depth and executional discipline.
14 years of coding experience
27 years of employment as a software developer
B.S. Computer Science, B.S. Computer Science at Rensselaer Polytechnic Institute
Stackoverflow
6,042reputation
366kreached
69answers
39questions
android
top-5%
rest
top-5%
Github Skills (21)
software-design10
testing10
event-driven-architecture10
java10
javas10
junit10
dependency-injection10
dagger9
rest9
android9
documentation8
unit-testing7
compiler-design7
shell6
adb6
Programming languages (5)
Github contributions (5)
square/otto
Jan 2013 - Feb 2013
An enhanced Guava-based event bus with emphasis on Android support.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:9 commits in 14 days
Contributions summary:Andy primarily contributed to the `Otto` event bus library by addressing internal inconsistencies and improving its design. Their work included enhancing error messages for conflicting methods, refactoring the codebase with the introduction of an `OttoBus` interface, and fixing minor compiler warnings. They also made code formatting and documentation improvements to improve readability and maintainability.
androideventbus
square/dagger
Feb 2013 - Mar 2013
A fast dependency injector for Android and Java.
Role in this project:QA Engineer / Test Automation Engineer
QA Engineer / Test Automation EngineerContributions:6 commits in 13 days
Contributions summary:Andy's contributions center around adding and modifying tests within the Dagger dependency injection framework. They added tests to validate the behavior of singleton bindings, ensuring they correctly delegate state management to the wrapped binding. They also renamed a test class, updated copyright information, and improved code style by reordering imports and correcting an assertion. These commits demonstrate a focus on testing and verifying the framework's functionality.
androidjava
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