Block Looking for Software Engineer (Backend), Bitkey at New York County, NY Full Time

We’re a bitcoin wallet for the next 100M bitcoin users. Our goal is economic empowerment — starting with bringing easy-to-use, reliable self-custody to a global audience. We’re assembling a team deeply experienced in an extremely wide range of disciplines, including business, operations, design, software, hardware, security, and so many other aspects of product delivery. Come build the future of crypto-enabling hardware with us!

We are hiring a backend engineer to build the software customers use to interact with our hardware wallet.

You Will

Ship a non-custodial, hardware-enabled bitcoin wallet to a global audience

Design, build, deploy, and sustain a wide range of backend secure and reliable services supporting the wallet — multisig key management and provisioning, blockchain interaction, recovery processes, logistics, and more

Make key architecture and platform choices, leveraging existing Square infrastructure and best practices where appropriate and and forging a new path when our unique needs require it

Collaborate with mobile and firmware engineers, product managers, and infrastructure and service teams throughout the company

Own testing, observability, and maintenance for the services you and the team create