Josh Lind
Software Engineer (Founding Team) at Aptos
United States
Summary
🤩
Rockstar🎓
Top SchoolJosh Lind is a founding software engineer at Aptos Labs with 11 years of experience building and securing layer-1 blockchain systems, following a Research Scientist role at Meta’s Novi/Diem project. He holds a PhD from Imperial College London focused on security and privacy for large-scale distributed systems using trusted hardware, and was the primary author and tech lead of the Teechain off-chain payments network. At Aptos he contributes backend and security improvements to aptos-core, including data client scaling, P2P monitoring, and defenses against malicious peers. His background includes internships at Google where he helped design confidential computing components for Asylo, and a track record of shipping production security features across high-profile blockchain projects. Notably, he combines deep academic research with hands-on core protocol engineering and active open-source contributions.
11 years of coding experience
3 years of employment as a software developer
Doctor of Philosophy - PhD Computer Science, Doctor of Philosophy - PhD Computer Science at Imperial College LondonVisiting Scholar, Visiting Scholar at Cornell UniversityHarrow Way Community SchoolPeter Symonds College
Github Skills (11)
data-sync10
network-security10
rust10
data-synchronization10
blockchain10
peer-to-peer9
peer-connection9
peerjs9
distributed-systems9
consensus9
storage8
Programming languages (10)
Github contributions (5)
aptos-labs/aptos-core
Apr 2022 - Jan 2023
Aptos is a layer 1 blockchain built to support the widespread use of blockchain through better technology and user experience.
Role in this project:
Back-end Developer & Security Engineer
Back-end Developer & Security EngineerContributions:1 release, 1489 reviews, 290 commits in 9 months
Contributions summary:Josh implemented features to support the Aptos data client, allowing for larger chunk sizes, and improved peer-to-peer network monitoring. They also enhanced the security of the network by adding checks for the trustworthiness of peers, enabling features for subscription-based data synchronization, and improving security and quality of service by implementing checks to help prevent malicious responses.
blockchainblockchain-networksmart-contractsaptos
APassNetwork/aptos-core
Aug 2022 - Sep 2022
A layer 1 for everyone!
Contributions:20 commits in 29 days
aptosvirtual-networkansible-collections
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