Marcus Hobbs
Sr. AI Engineer at Planet DDS
Hermosa Beach, California, United States
Summary
🤩
Rockstar🎓
Top SchoolMarcus Hobbs is a senior AI engineer and product-minded full-stack developer with nine years of professional experience and a long history of hands-on engineering across TypeScript, Python, Swift, C++, and modern AI SDKs. Currently at Planet DDS, he blends GenAI and edge ML expertise with a track record of managing and shipping large-scale mobile and streaming projects at companies like AT&T, Credit Karma, and Brilliant.org. An active open-source contributor, Marcus helped evolve AudioKit and AudioKit Synth One—work that powers widely-used audio synthesis tools and a popular open-source iOS synthesizer with hundreds of thousands of downloads. He pairs engineering leadership (EM/PM responsibilities) with deep low-level audio and DSP skills, evidenced by his microtonal tuning implementations and synthesizer design. Based in Hermosa Beach, Marcus brings a rare mix of product sensibility, music-tech creativity, and production-grade ML deployment experience.
9 years of coding experience
17 years of employment as a software developer
B.S. Computer Science Mathematics, B.S. Computer Science Mathematics at University of California, RiversideSASM Scaled Agile Framework, SASM Scaled Agile Framework at Scaled Agile, Inc.
Stackoverflow
21reputation
312reached
1answer
0questions
Github Skills (19)
ios10
synthesizer10
synthesis10
music-theory10
midi10
midi-instrument10
synthesize10
sound-synthesis10
swift10
audiokit10
synth10
user-interface9
data-structures8
data-structure8
digital-signal-processing8
Programming languages (2)
Github contributions (5)
AudioKit/AudioKitSynthOne
Oct 2017 - May 2020
AudioKit Synth One: Open-Source iOS Synthesizer App
Role in this project:
iOS Mobile Developer
iOS Mobile DeveloperContributions:620 commits, 75 PRs, 34 pushes in 2 years 7 months
Contributions summary:Marcus primarily worked on fixing bugs and improving the functionality of the iOS synthesizer app, AudioKit Synth One. They addressed issues related to parameter recall in the reverb hi-pass frequency, warnings, and the implementation of an accurate pitch bend within the app. Their contributions involved modifying data models, the user interface, and integrating the control of several features in the app.
reverbsynthesizerauv3midisynthesis
AudioKit/AudioKit
Apr 2017 - Jun 2019
Audio synthesis, processing, & analysis platform for iOS, macOS and tvOS
Role in this project:Back-end Developer
Back-end DeveloperContributions:72 commits, 17 PRs, 22 comments in 2 years 2 months
Contributions summary:Marcus contributed to the AudioKit framework by developing and refining the microtonality features, specifically around tuning tables. The user implemented a new class (`AKTuningTable`) that handles different tuning systems, including support for Scala files and various musical scales. Furthermore, the user added methods for band-limiting and added methods to create musical scales based on the Brun framework.
swift-playgroundsapplemusicmidisynthesisios
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