As a Senior Software Engineer, Payments, you will build and own the financial infrastructure that powers Warp, including core ledgering, US and global payment rails, payroll engine, earnings calculations, and tax engines. This role requires deep technical expertise in financial systems and a focus on correctness, auditability, and reliability.
138k – 284k/yr
On-site5+ YOEBackend Engineering
About the role
What You'll Do
Own and scale Warp's core ledgering and payments infrastructure
Develop and own the payroll engine, earnings engine, and tax engine
Architect US and global payment rails for domestic and international payroll
Build fault-tolerant, auditable financial systems designed to process billions of dollars
Define the payments architecture roadmap in collaboration with the CTO
You'll Be Good for This Role If You
Have deep experience in payments, fintech, or financial infrastructure
Care intensely about correctness, auditability, and reliability
Have owned payments or fintech infrastructure at a high-growth startup
Understand the unique challenges of financial systems: idempotency, reconciliation, compliance
Love hard infrastructure problems with direct business impact
What You Need
5+ years of software engineering experience
2+ years working on payments, fintech, or core financial infrastructure
Experience building highly reliable, fault-tolerant distributed systems
Strong expertise in strongly typed languages
Deep understanding of financial systems and their unique constraints
Willingness to work from our NYC office five days a week
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