Tamir Duberstein
New York, New York, United States
Summary
🤩
Rockstar
Top expert inGo Development and Data Management
Tamir Duberstein is a Member of Technical Staff at OpenAI with 13 years of experience in systems, networking, and infrastructure engineering based in New York. He has held senior roles at Meta Reality Labs and Google and co-founded a startup, bringing both product and operational perspectives to large-scale engineering problems. An active open-source contributor, Tamir has made notable contributions to high-profile projects like rust-lang, Protocol Buffers, gvisor, grpc, and Flutter, often focusing on cross-language tooling, CI/build reliability, and system-level networking (IPv6, DHCP, TCP features). He consistently improves portability and robustness across platforms—including Fuchsia, Windows, and macOS—by refactoring builds, pruning dependencies, and hardening tests. A University of Waterloo BASc, he pairs deep low-level expertise with pragmatic DevOps and QA instincts, frequently uncovering outsized reliability gains through infrastructure work.
13 years of coding experience
Github Skills (185)
dependency-management10
network-protocols10
rubocop10
programming-language10
encrypt10
cargo10
package-managers10
postgresql10
protobufs10
multithreading10
package-management10
wp-api10
compiler-development10
testing10
windows10
Programming languages (23)
Github contributions (5)
google/netstack
Aug 2018 - Oct 2019
IPv4 and IPv6 userland network stack
Role in this project:
Back-end Developer
Back-end DeveloperContributions:49 commits, 4 comments, 2 issues in 1 year 1 month
Contributions summary:Tamir primarily contributed to the DHCP client functionality, up-streaming changes from Fuchsia. The code changes include implementing and testing DHCP functionality, and adding support for various statistics related to TCP connections. This involved modifying existing code and introducing new test cases within the `dhcp` directory and extending the test suite in the `tcp` directory. They also added support for IPv6 and multicast, and fixed bugs.
ipv4openflowbgpipv6sdn
brianmario/mysql2
Mar 2015 - Nov 2017
A modern, simple and very fast Mysql library for Ruby - binding to libmysql
Role in this project:Back-end Developer
Back-end DeveloperContributions:91 commits, 21 PRs, 160 comments in 2 years 9 months
Contributions summary:Tamir primarily focused on improving the performance and stability of the MySQL Ruby library. They addressed connection corruption issues by implementing `Thread.handle_interrupt` to protect queries and clarified the usage of `Timeout.timeout`. Additionally, the user removed redundant code and cleaned up rescue blocks. Finally, they improved test speed and ensured tests run correctly.
mysql-librarymysqlrubybinding
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