Zachary Capalbo is a Director of Software Engineering in Greater Boston with 13 years of experience building scientific and medical device software from firmware to AI-powered image processing and 3D UIs. He has led cross-functional teams to productize novel convolutional neural networks and shipping embedded control and visualization stacks using C++, Qt/QML, TensorFlow and VTK/ITK. Zachary’s background includes optimizing real-time algorithms for spectroscopy and robotic control, plus hands-on work diagnosing hardware-level signal issues—skills that bridge software, firmware, and hardware. An active open-source contributor, he improved glTF export and physically based material handling in the widely used three.js 3D library, reflecting a taste for pragmatic, performance-minded refactors. Known for turning research prototypes into regulated product software, he combines deep technical craft with team leadership and toolbuilding to accelerate complex scientific projects.
13 years of coding experience
12 years of employment as a software developer
Bachelor of Science (B.S.), Physics, Bachelor of Science (B.S.), Physics at Gordon College
Contributions:8 reviews, 6 commits, 7 PRs in 1 year 10 months
Contributions summary:Zachary primarily contributed to the `GLTFExporter` and `MeshPhysicalMaterial` components of the three.js library. They implemented changes related to bone matrix handling in the GLTF exporter, ensuring correct export of skinned meshes. Additionally, the user adjusted the default attenuation distance within the `MeshPhysicalMaterial` and updated the corresponding `GLTFLoader` to match the new default. Furthermore, the user refactored and modularized the code, improving the efficiency of the exporter.
Contributions:182 commits, 9 PRs, 156 pushes in 3 years 8 months
rakeprototypingrubyguitoolkit
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Zachary Capalbo - Director, Software Engineering at Spryte Medical