Protocol Engineer Jobs - April 2026

Given the latest quantum algorithmic advances by Google, Bitcoin is expected to be fully broken by 2029. In this position you will design post-quantum cryptography that goes beyond the BIP-360 stopgap to fully solve the quantum threat on Bitcoin and transitio…

Osaurus is a native macOS AI platform that focuses on local-first, provider-agnostic AI runtime on Mac. The project has 3.7K+ GitHub stars and 54K+ downloads. They are hiring a Protocol Engineer as the first hire to build agent-to-agent networking and communi…

Lightning Labs is hiring! We’re looking to expand our team to build technology that will bring Bitcoin to the next billion people. Our current focus is the development and deployment of the Lightning Network, an open blockchain scalability protocol. We push t…

Source is the developer data management infrastructure for the open web. With an expected 75% of the data generated by humanity to be at the edge, developers at organizations of all sizes face complex challenges in managing distributed data across various use…

Hi HN! We’re a small (17 person) startup out of MIT building tools for users to own their data. We’re freeing user data stuck in silos in tech monopolies using a combination of data regulation and decentralized tools, putting personal data back under control …

Hi HN! We’re a small (20 person) startup out of MIT building tools for users to own their data. We’re freeing user data stuck in silos in tech monopolies using a combination of data regulation and decentralized tools, putting personal data back under control …