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Staff Software Engineer - Fintech

🌐 Remote💼 Full-time🗓 2026-10-06 → 2026-10-07

Core

Build and operate Pax8's next-generation Revenue Lifecycle Management platform, providing financial infrastructure for a global marketplace of 35,000+ partners to support SMBs.

Role type

Staff Software Engineer (FinTech)

Builds

Revenue Lifecycle Management platform, commerce capabilities for subscription/usage models, and financial infrastructure for the AI economy.

Domain

FinTech, Cloud Commerce, Revenue Lifecycle Management

Deliverable

production ML models | product features

Required skills

Systems thinking, Architecture design, Spec-driven development, AI agent integration, Financial domain expertise, Mentorship, Safety & Security, Data integrity, Cross-functional collaboration (via careerplan.io/jobs/R-102448-staff-software-engineer-fintech-at-pax8inc)

Preferred skills

Experience in PIM, CPQ, O2C, FEM, or FX, Payments, Subscriptions, Revenue recognition, Financial reconciliation

Technologies

AI agents, Enterprise-approved development tools

Responsibilities

Own the technical strategy, architecture, and production operation of complex FinTech systems; Build commerce capabilities for subscription and usage-based models; Mentor engineers on complex system ownership; Design for financial correctness, auditability, and resilience; Implement financial controls and traceability for compliance; Optimize the revenue lifecycle end-to-end using systems thinking.

Seniority

Staff, hands-on IC with strategic impact