Arthur Vickers

King's Lynn and West Norfolk, England, United Kingdom

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Summary

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Rockstar

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Top School

Arthur Vickers is a Principal Software Engineer with 14 years of experience building reliable database and backend systems, currently working as a Database Experience Engineer at MongoDB after a long tenure as a core developer on Entity Framework at Microsoft. He combines deep expertise in .NET, EF Core, and ASP.NET Core with a strong testing and documentation mindset, having updated samples, scaffolding, and docs to keep large OSS projects functional across API changes. A former neuroscientist by training, Arthur brings a research-informed curiosity to engineering problems and a knack for simplifying complex data access patterns. He is an active open-source contributor, notable for maintaining and modernizing high-profile repositories like aspnet and dotnet/ef6. Colleagues rely on him for pragmatic refactors, async modernization, and keeping samples and tooling aligned with evolving platform APIs.

14 years of coding experience

25 years of employment as a software developer

BS Computer Science, BS Computer Science at Iowa State University

Bsc Neuroscience, Bsc Neuroscience at University of Nottingham

Stackoverflow

Stats

7,523reputation

320kreached

91answers

0questions

Badges

testing

top-5%

ef-code-first

top-1%

many-to-many

top-1%

entity-framework

top-1%

Github Skills (33)

asynchronous10

unit-testing10

ef-code-first10

async10

net10

databases10

dotnet-new10

many-to-many10

dotnet10

asp-net-core10

entity-framework-core10

netframework10

asp-net10

code-generation10

entity-framework10

Programming languages (8)

C#PowerShellDockerfileC++CSCSSHTMLMermaid

Github contributions (5)

dotnet/ef6

Jun 2019 - Apr 2022

This is the codebase for Entity Framework 6 (previously maintained at https://entityframework.codeplex.com). Entity Framework Core is maintained at https://github.com/dotnet/efcore.

Role in this project:

Back-end Developer & Test Automation Engineer

Contributions:1 release, 23 reviews, 16 commits in 2 years 10 months

Contributions summary:Arthur focused on fixing bugs in the testing infrastructure and modifying existing tests. Their primary contributions involve resolving Debug.Assert failures and modifying tests to pass. They also refactored aggregate functions and added new unit tests. The commits demonstrate involvement in the testing and core functionalities of the Entity Framework 6 project.

dotnetentityefcoreentity-framework-6csharp

aspnet/MusicStore

Jan 2014 - May 2017

[Archived] MusicStore test application that uses ASP.NET/EF Core. Project moved to https://github.com/aspnet/AspNetCore

Role in this project:

Back-end Developer

Contributions:50 commits, 2 PRs, 25 pushes in 3 years 4 months

Contributions summary:Arthur primarily focused on updating the MusicStore application to utilize asynchronous operations and modern Entity Framework (EF) configurations. They refactored code to dispose of contexts, use async/await patterns, and remove deprecated features like initializers and `AttachDbFilename`. Their changes involved significant modifications to the data access layer, including updates to database creation methods and the adoption of dependency injection for database contexts within controllers and components, thereby preparing the code for a more modern and testable architecture. The user also addressed EF API changes during this series of commits.

musicstoredotnetaspnetaspasp-net-core-mvc

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