Design and maintain SDKs for Spark's backend services using multiple programming languages. Collaborate with teams to deliver scalable software solutions.

Lead the design and development of a Bitcoin-native Layer 2 payment network, overseeing architecture, mentoring engineers, and improving protocol infrastructure.

The Accounting Operations Senior will manage daily accounting processes, oversee P2P and O2C cycles, and ensure financial compliance and accuracy.

As a Staff Backend Engineer, you will design and scale distributed backend services, mentor junior engineers, and enhance Lightning functionality for a scalable Bitcoin payments infrastructure.

Oversee the product development of Universal Money Address, driving lifecycle, market research, compliance, and customer experience.

Drive enterprise adoption and revenue growth as Global VP of Sales, leading a high-performance sales team and defining strategies across financial institutions.