Matt Zipkin

San Francisco Bay Area United States

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Summary

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Rockstar

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Top School

Matt Zipkin is a multidisciplinary engineer and audio professional in the San Francisco Bay Area with 12 years of experience blending sound design, recording engineering, and full-stack web development. He has mixed and recorded voice-over and ADR for major TV and film clients while also building and operating a commercial website that processes over $100k/year in USD and bitcoin payments. A contributor to major open-source blockchain projects—including Bitcoin Core, bcoin, and Handshake—he focuses on robust back-end logic, RPC interfaces, wallet functionality, and improving consensus-related tooling. Trained in audio production at Berklee and cognitive neuroscience at UC Berkeley, he pairs technical rigor with creative collaboration and hands-on client work. Notably, he brings uncommon cross-disciplinary depth: shipping production-quality audio for national brands while authoring blockchain code that improves peer reporting and transaction handling.

12 years of coding experience

Certificate, Audio Production and Engineering, Certificate, Audio Production and Engineering at Berklee College of Music

B.A., Cognitive Neuroscience, B.A., Cognitive Neuroscience at UC Berkeley

Github Skills (27)

javascript10

c-language10

back-end-development10

testing10

bitcoin10

bitcoins10

cryptocurrency10

rpc10

cryptography10

blockchain10

nodejs10

cprogramming-language10

git9

apidoc9

golang9

Programming languages (23)

MDXC#PowerShellC++RustCScalaGo

Github contributions (5)

handshake-org/hsd

May 2018 - Jan 2023

Handshake Daemon & Full Node

Role in this project:

Back-end Developer

Contributions:7 releases, 326 reviews, 424 commits in 4 years 8 months

Contributions summary:Matt primarily contributed to the back-end logic of the Handshake Daemon & Full Node project. The commits show the user working on the HTTP interface for both node and wallet functions. The user also fixed issues regarding the calculation of block confirmations and added functionalities for processing covenant-related transactions within the wallet. The contributions also cover removing obsolete code from the project.

daemonfull-nodenodejshandshake

bcoin-org/bcoin

May 2017 - Dec 2022

Javascript bitcoin library for node.js and browsers

Role in this project:

Back-end Developer & Blockchain Engineer

Contributions:1 release, 247 reviews, 178 commits in 5 years 8 months

Contributions summary:Matt primarily contributed to the core functionality of the bcoin library, focusing on improvements related to Remote Procedure Call (RPC) methods, especially initialization and error handling. The user fixed several bugs and edge cases including the reporting of confirmation values, and implemented tests for these corrections, improving the reliability of the codebase. The user also worked on adding testnet seeds and ensuring the project was compatible with the browser environment.

bitcoinjavascriptnodejswalletcryptocurrency

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