P2P Node.js Engineer - Holepunch (100% Remote, Worldwide)
This is the employer's own posting, not a copy on a job board.
What we know
Is it still open?
Confirmed still open
Last checked 2d ago — checked against the employer's own applicant tracking system, which is the company answering directly.
We re-read the employer's own applicant tracking system and the posting was still there. That is the company answering directly.
How old is it?
Posted 72d ago
The date the source published, not the day we noticed it (2026-07-30). Last seen at its source 3h ago.
We have tracked this listing since 5 Oct 2026 (5 days). The employer's own board has carried it every time we have read it, most recently 3 hours ago.
Is it remote?
Marked remote on the employer's board
Their board carries a remote setting on this posting — a field they filled in, not wording we read. The location field names somewhere specific, which is usually where the team or the entity sits.
Who may apply?
Switzerland, Sweden, Sri Lanka, Spain, South Korea, South Africa
The description states no restriction of its own. This is the source's own tag.
Pay not stated
Similar roles pay PLN 314.7k–399.8k/yr
Middle 50% of 11 listings that do state pay — Engineering · all levels · Switzerland · PLN/year. This employer has published no salary; this is what comparable listings we hold disclose, never converted between currencies or periods. How this is calculated.
Skills named in the ad
Recognised terms only, from a fixed vocabulary — this is what CV matching compares against.
Carried by 1 source
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Recruitee employer's own board first seen 5d ago · last seen 3h ago
The listing
Join Tether and Shape the Future of Digital Finance
At Tether, we’re not just building products, we’re pioneering a global financial revolution. Our cutting-edge solutions empower businesses—from exchanges and wallets to payment processors and ATMs—to seamlessly integrate reserve-backed tokens across blockchains. By harnessing the power of blockchain technology, Tether enables you to store, send, and receive digital tokens instantly, securely, and globally, all at a fraction of the cost. Transparency is the bedrock of everything we do, ensuring trust in every transaction.
Innovate with Tether
Tether Finance: Our innovative product suite features the world’s most trusted stablecoin, USDT, relied upon by hundreds of millions worldwide, alongside pioneering digital asset tokenization services.
But that’s just the beginning:
Tether Power: Driving sustainable growth, our energy solutions optimize excess power for Bitcoin mining using eco-friendly practices in state-of-the-art, geo-diverse facilities.
Tether Data: Fueling breakthroughs in AI and peer-to-peer technology, we reduce infrastructure costs and enhance global communications with cutting-edge solutions like KEET, our flagship app that redefines secure and private data sharing.
Tether Education: Democratizing access to top-tier digital learning, we empower individuals to thrive in the digital and gig economies, driving global growth and opportunity.
Tether Evolution: At the intersection of technology and human potential, we are pushing the boundaries of what is possible, crafting a future where innovation and human capabilities merge in powerful, unprecedented ways.
Why Join Us?
Our team is a global talent powerhouse, working remotely from every corner of the world. If you’re passionate about making a mark in the fintech space, this is your opportunity to collaborate with some of the brightest minds, pushing boundaries and setting new standards. We’ve grown fast, stayed lean, and secured our place as a leader in the industry.
If you have excellent English communication skills and are ready to contribute to the most innovative platform on the planet, Tether is the place for you.
Are you ready to be part of the future?
About the job
P2P Node.js Engineer (Remote)
We're big fans of Node.js — Holepunch is built on it. During this next growth phase, we could use your help to expand and strengthen our core P2P networking and storage primitives. Our P2P technology covers a wide surface area, so if the parts of this following tech profile fits you, we’d love to talk to you.
Requirements
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