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# P2P Node.js Engineer (100% Remote, Worldwide)

- **Company:** Holepunch
- **Location:** Germany (Remote available)
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** JavaScript (Programming Language), Profiling, Serialization, Distributed Systems, Network Protocols, Node.Js, Open Source Technology, Transmission Control Protocol (TCP), Computer Networking Systems, Low Latency
- **Published:** July 16, 2026
- **Apply:** https://www.adzuna.de/details/5768791779

## About the Role

* Extensive knowledge of P2P protocols (Kademlia, BitTorrent, libp2p, hypercore)
 * Demonstrable experience optimizing network protocols for performance
 * Advanced JavaScript skills for implementing high-performance networking code
 * Deep understanding of UDP and TCP/IP networking, including NAT traversal techniques
 * Experience implementing custom binary protocols and serialization formats
 * Familiarity with cryptographic primitives for secure P2P communication
 * Experience with performance profiling and optimization of networked systems

Preferred Qualifications

 * 5+ years experience building production P2P systems or distributed systems
 * Experience optimizing JavaScript for low-latency networking applications
 * Knowledge of V8 internals and JavaScript performance characteristics
 * Experience with libuv and asynchronous I/O in C
 * Contributions to open-source P2P projects or networking libraries
 * Experience building reliable systems on unreliable networks
 * Experience with Node.js native addons and bridging between JS and C



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