Alex Grinman
Co-founder & CTO at Boston Venture Studio
Boston, Massachusetts, United States
Summary
🤩
Rockstar🎓
Top SchoolAlex Grinman is a seasoned founder and CTO with 12 years of experience building cryptographic identity and authentication systems, currently leading Footprint to simplify onboarding and PII vaulting for companies. He previously co-founded Krypton (acquired by Akamai) and led architecture for Akamai MFA, blending applied cryptography with product-focused engineering. Alex is a hands-on backend and DevOps engineer demonstrated by open-source contributions like enhancing SSH/Git signing and public-tunneling tooling, and by shipping production-ready CI/CD and web-socket features. Based in Boston and trained at MIT in CS and applied cryptography, he pairs deep technical rigor with pragmatic UX thinking to make security invisible and scalable. An advisor on crypto/security, he often bridges startup agility and enterprise-grade compliance in the identity space.
12 years of coding experience
12 years of employment as a software developer
Bachelor’s Degree Double major in Computer Science (Course 6-3) and Mathematics (Course 18), Bachelor’s Degree Double major in Computer Science (Course 6-3) and Mathematics (Course 18) at Massachusetts Institute of Technology
Github Skills (19)
websocket10
go10
rust10
ssh10
github-ci9
debug9
debugging9
networking9
cryptography9
devops9
githubaction-workflow9
version-control8
configuration-management8
security8
asynchronous8
Programming languages (10)
Github contributions (5)
agrinman/tunnelto
Apr 2020 - Sep 2022
Expose your local web server to the internet with a public URL.
Role in this project:
Backend & DevOps Engineer
Backend & DevOps EngineerContributions:1 release, 9 reviews, 119 commits in 2 years 6 months
Contributions summary:Alex implemented client-side debugging features and logging to help with troubleshooting. They added ping functionalities for maintaining the connection, demonstrating knowledge of networking protocols. Further, the user made updates to client defaults, updated the readme, and added configuration details. They also addressed server-side improvements related to authentication and added support for web-based inspection, and also integrated web socket functionalities.
tunnelingweb-serverrustlocalhostexpose
kryptco/kr
May 2017 - Oct 2019
DEPRECATED A dev tool for SSH auth + Git commit/tag signing using a key stored in Krypton.
Role in this project:Back-end & DevOps Engineer
Back-end & DevOps EngineerContributions:1 release, 17 commits, 6 PRs in 2 years 5 months
Contributions summary:Alex primarily focused on enhancing the core functionality and maintainability of the Krypton project, as shown by the implementation of new signature digest algorithms (RSA-SHA2-256/512) and backward compatibility measures. Their work includes updating the SSH agent to handle these algorithms and updating the project's versioning. The user also implemented the "kr transfer" functionality and made changes to the build/deployment configurations by migrating to Go modules and integrating GitHub Actions for CI/CD.
storedkryptonsigningdev-tooldev
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