Graham Mueller is a seasoned full-stack software developer with 13 years of experience, currently building products at LeanScaper after roles at Tempus AI and several acquisitions-driven teams. He’s primarily focused on the C#/.NET ecosystem in recent years but brings cross-platform experience including notable iOS SDK work for Branch and open-source contributions to the SendGrid C# client. Graham has a track record of improving test infrastructure, dependency management, and robustness—skills honed across startups and larger engineering groups. Based in Hartland, WI, he combines pragmatic backend engineering with hands-on SDK and mobile debugging expertise, and prefers to remain focused on development rather than new job discussions.
13 years of coding experience
14 years of employment as a software developer
Bachelor of Science (B.S.) Computer Science, Bachelor of Science (B.S.) Computer Science at University of Wisconsin-Milwaukee
The Branch iOS SDK for deep linking and attribution. Branch helps mobile apps grow with deep links / deeplinks that power paid acquisition and re-engagement campaigns, referral programs, content sharing, deep linked emails, smart banners, custom user onboarding, and more.
Role in this project:
iOS Mobile Developer
Contributions:167 commits, 131 PRs, 431 pushes in 6 months
Contributions summary:Graham primarily focused on maintaining and refactoring the iOS Branch SDK, particularly within the testing infrastructure. Their contributions included cleaning up test project setups by consolidating targets and grouping tests. They also addressed issues related to pod dependency management, fixed bugs, and improved the performance and stability of the SDK's core functionality. The user demonstrated a strong understanding of iOS development principles and SDK internals.
The Official Twilio SendGrid C#, .NetStandard, .NetCore API Library
Role in this project:
Back-end Developer
Contributions:9 commits, 1 PR, 10 comments in 1 month
Contributions summary:Graham primarily focused on enhancing the attachment functionality within the SendGrid C# library. Their contributions include adding methods for single and multiple attachments, and adding a method for adding attachments from streams. They also addressed code quality by cleaning up code, clarifying parameter descriptions, and adding null/empty checks. Unit tests were added to ensure attachment methods work as expected.
apidotnettransactional-emailsnetstandardtwilio
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