Danny Tuppeny
Director at Coded Consultants
England, United Kingdom
Summary
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RockstarDanny Tuppeny is a seasoned director and software engineer with 15 years of experience leading teams and delivering full-stack solutions from the UK. He combines hands-on development with leadership at Coded Consultants, previously steering engineering teams and projects across eTourism, staffing, and enterprise HR systems. A prolific open-source contributor, Danny has made substantive contributions to high-profile projects like Flutter and the Dart SDK—improving DevTools performance, adding virtualized UI components, and hardening language-server and analysis server features. He blends front-end polish with back-end and test automation expertise, delivering UI improvements, integration tests, and tooling enhancements that improve developer workflows. Known for thoughtful documentation and parsing fixes, he also brings technical writing experience that clarifies complex formats for other developers. Pragmatic and detail-oriented, he’s comfortable spanning product, performance, and developer-experience work while guiding teams to shipping reliable software.
15 years of coding experience
18 years of employment as a software developer
Stackoverflow
41,230reputation
3.9mreached
688answers
127questions
listview
top-1%
google-app-engine
top-5%
migration
top-1%
nuget
top-1%
visual-studio
top-1%
dart
top-1%
Github Skills (67)
nuget10
mobile-development10
website-development10
language-server-protocol10
refactor10
visual-studio10
refactoring10
web-development10
website-design10
integration-testing10
markdown10
javascript10
devtools10
uid10
front-end-development10
Programming languages (33)
Github contributions (5)
flutter/devtools
Sep 2018 - Jan 2023
Performance tools for Flutter
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:2 releases, 320 reviews, 198 commits in 4 years 5 months
Contributions summary:Danny primarily contributed to the development of DevTools, focusing on implementing features and improvements related to the user interface and underlying performance tools. The user added a virtual table component, enhancing performance for the logging and memory views. They also added and integrated features, such as allowing the server to control the page loading and improved the server's communication with the DevTools frontend.
performance-toolsdartperformanceflutterdevtools
dart-lang/sdk
Jul 2016 - Jan 2023
The Dart SDK, including the VM, JS and Wasm compilers, analysis, core libraries, and more.
Role in this project:Back-end Developer & Test Automation Engineer
Back-end Developer & Test Automation EngineerContributions:897 commits, 11 PRs, 2894 comments in 6 years 7 months
Contributions summary:Danny primarily contributed to the analysis server, focusing on enhancements and bug fixes within the codebase. Their work involved refactoring code, implementing features for document highlights and code lenses, and addressing issues related to code completion, file processing, and refactoring operations. They also contributed to test automation, ensuring the proper functioning of the server by adding integration tests, fixing flaky tests, and verifying test implementations.
dartsdkdart2jscore-librariesflutter
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