Zachary Kolodny
Software Engineer at Bridge
New York City Metropolitan Area United States
Summary
🤩
Rockstar🎓
Top SchoolZachary Kolodny is a software engineer with a decade of experience building backend systems and protocol-level infrastructure, currently working at Bridge in the New York City area. He has led protocol engineering efforts at Matter Labs and SuperRare Labs, contributing to high-performance blockchain stacks and optimizing storage and state handling. Notably, his open-source work on zkSync Era introduced a StateDiffRecord type and compression mechanisms to shrink L1-published data, reflecting a focus on efficiency at scale. Prior roles at AWS and Blackstone add cloud and enterprise systems expertise to his blockchain specialization. Zachary pairs practical production experience with a computer science degree from the University of Maryland and a knack for squeezing latency and size out of distributed storage paths.
10 years of coding experience
7 years of employment as a software developer
Bachelor of Science - BS Computer Science, Bachelor of Science - BS Computer Science at University of Maryland
English
Github Skills (11)
zksync10
compression10
rust10
compress10
ethereum9
algorithms8
data-structures8
algorithm8
data-structure8
cryptography8
web3js7
Programming languages (11)
Github contributions (5)
matter-labs/zksync-era
Oct 2023 - Apr 2025
zkSync era
Role in this project:
Back-end Developer
Back-end DeveloperContributions:145 reviews, 56 PRs, 294 pushes in 1 year 6 months
Contributions summary:Zachary implemented a `StateDiffRecord` type and introduced compression mechanisms within the `zksync-era` repository. This involved changes to the `core/lib/types/src/storage/writes/mod.rs` file, including the introduction of new structs and methods for encoding and compressing data. The user's work focuses on optimizing storage writes and reducing the size of data published to L1, as evidenced by the introduction of compression strategies. This likely impacts the overall efficiency of the zkSync era.
matter-labs/era-boojum-validator-cli
Nov 2023 - Mar 2025
Contributions:10 reviews, 30 PRs, 40 pushes in 1 year 4 months
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