Sr Software Engineer II
Core
Design and deliver Pax8's core financial infrastructure (billing, payments, ledgers) ensuring correctness, auditability, and scalability for money movement across the ecosystem.
Role type
Senior Software Engineer II (Backend)
Builds
Core financial engine, transaction platforms, and event-driven architectures for Pax8's managed intelligence marketplace.
Domain
FinTech / Financial Infrastructure
Deliverable
production ML models | product features
Required skills
Kotlin, Spring Boot, Kafka, Event-driven architecture, Domain-Driven Design, Financial domain modeling, System design for high correctness/auditability, AI-assisted development.
Preferred skills
Experience with greenfield 0-1 platform builds, Mentoring peers, Hands-on AI tool usage.
Technologies
Kotlin, Spring Boot, Kafka
Responsibilities
Design and deliver net-new financial systems; Model transactions, events, and ledgers; Design event-driven architectures; Collaborate with product and engineering teams; Lead through example via code reviews and mentoring; Support production systems via on-call rotations.
Seniority
Senior, hands-on IC with leadership influence