FinTech Principal Architect - AWS, Scale & Security

KAST.xyz is seeking a seasoned Principal Architect to own and drive our technical strategy for a high-throughput fintech platform on AWS. You will set standards for system design, reliability, and security across a distributed microservices ecosystem.

You’ll partner with Engineering, Product, and Security leadership to bridge business growth and technical execution, mentoring engineers and guiding major architectural decisions as we scale globally.