Llewellyn Falco
Founder & Consultant at Spun Laboratories Inc.
Los Alamos, New Mexico, United States
Summary
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SeniorLlewellyn Falco is a founder and agile technical consultant with 17 years of experience helping teams adopt XP practices like TDD, continuous delivery, pair and mob programming, and disciplined refactoring. Based in Los Alamos, he coaches and teaches engineering teams to improve legacy codebases and delivery flow, blending hands-on coding with facilitation. An active open-source contributor, he maintains and improves testing tooling such as ApprovalTests.Net and keeps packages current in ecosystems like Microsoft vcpkg, bridging test automation and build/release concerns. He is known for strong-style pairing and practical guides (co-authoring Mob Programming resources) that make collaborative development repeatable. Colleagues rely on him to simplify complex systems and to turn incremental engineering practices into measurable team improvements.
16 years of coding experience
Github Skills (22)
unit-testing10
c-language10
lib10
net10
dotnet10
cmake10
asp-net10
dotnet-core10
vcpkg10
package-manager10
csharp10
cprogramming-language10
test-automation10
build-automation9
automation9
Programming languages (26)
Github contributions (5)
approvals/ApprovalTests.Net
Jan 2013 - Aug 2020
ApprovalTest verification library for .Net
Role in this project:
Back-end Developer & Test Automation Engineer
Back-end Developer & Test Automation EngineerContributions:449 commits, 61 PRs, 226 pushes in 7 years 8 months
Contributions summary:Llewellyn contributed code and documentation related to testing and building the .Net approval test verification library. This involved starting and adding to the project's documentation, including build files and readme. The user's work encompassed the addition of sample code, likely for demonstrating the library's features, and refactoring parts of the code base related to data and database interactions, providing abstractions for IExecutableQueryable support for ORMs. This included working with related packages and .csproj files to add this support.
dotnetapproval-testingverification-librarypodcastsecurity
microsoft/vcpkg
Aug 2021 - Feb 2022
C++ Library Manager for Windows, Linux, and MacOS
Role in this project:Automation Engineer / Build & Release Engineer
Automation Engineer / Build & Release EngineerContributions:5 commits, 5 PRs, 2 comments in 6 months
Contributions summary:Llewellyn's contributions center around updating the `approval-tests-cpp` library within the vcpkg package manager. They are consistently updating the version of the library and modifying the portfile.cmake to download the correct versions. This involves changing download URLs, filenames, and SHA512 checksums. The user is effectively maintaining the package's availability within the vcpkg ecosystem.
c-plus-plussetuptoolspackage-managermacoscplusplus
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