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Alpen Labs is a New York-based startup founded in 2022 by four MIT alumni. Our mission is to build universal rails for money by creating a scalable, private and programmable Bitcoin ecosystem. We're achieving this through cutting-edge innovations in zero-knowledge cryptography and offchain solutions, without compromising Bitcoin's fundamental principles.
This endeavor is not just about technological advancement but a step towards a more resilient, free, and prosperous global society. Our current team consists of engineers and researchers from companies like Blockstream Research, Palantir, and Nethermind. We invite passionate individuals to join us in navigating this complex, yet rewarding journey towards redefining financial sovereignty.
🌏 Alpen Labs is a fully remote company with team members across North America, Europe, Asia, and beyond. We believe great work can happen anywhere and we’re building a culture that supports deep focus, high trust, and flexibility across time zones.
About the Role
Own security across protocol-layer components (L2, bridge, custody)
Act as the final gatekeeper before code hits main
Lead threat modeling, design reviews, and mitigation planning
Write critical patches and drive hardening when bandwidth is limited
Maintain security CI tooling: sig-verification, SAST, fuzzing, secrets scanning
Review 100% of protocol-relevant PRs and enforce automated checks
Run secure coding workshops and pair-program during critical sprints
Interface with auditors and bounty researchers to scope, triage, and fix issues
Authority to block merges or deploys on security grounds
Direct commit access for emergency fixes
5+ years in security engineering with hands-on software experience
Strong background in Rust, Go, or Solidity
Deep knowledge of threat modeling and real-world exploit paths
Experience owning or maintaining CI-based security automation
Comfortable leading security without direct org ownership
Bonus: protocol-level blockchain experience, audits, bounties, or custody systems