Founding Engineer

About ShareShare is a venture-backed startup building the global marketplace for bandwidth. We enable anyone to build their own programmable internet network, in seconds. Today, bandwidth is bought and sold through slow, private, one-off deals, with almost no price transparency. Only the largest tech companies have escaped this, by spending billions to build their own physical networks. Share is giving that power to everyone. Infrastructure providers sell their services in the Share Marketplace; giving builders, AI agents and enterprises the ability to build their own global backbone via an API layer. The path, the performance, how long they need it and paying only for what they use. The roleWe are hiring a Founding Engineer to take ownership of core platform architecture as we rebuild for a system roughly 50x the scale of what we had before. You'll design and scale distributed systems from scratch (this is deep systems-architecture work, not feature development on an existing system.) You will work directly with the Head of Development and a small team of engineers to ship production systems operating at global scale. Non-negotiable 10+ years of professional software engineering experience, with real, hands-on ownership of designing and scaling a production system from scratch. You can describe specific production incidents at scale (what broke, why, and what you changed) not just system-design-interview theory. Deep TypeScript/Node.js expertise. You should be able to desi