Senior Software Engineer (Payments/AI)

TL;DR

Senior Software Engineer (Payments/AI): Build custom payments workflows and integrations with payment service providers to automate the contract-to-cash lifecycle with an accent on distributed systems, PSP complexity, and accurate revenue/payment handling. Focus on designing and shipping high-impact billing and payment experiences while applying AI to improve automation and day-to-day workflows.

Location: New York City, NY (5 days onsite)

Salary: $175K–$240K (offers equity)

Company

hirify.global is an AI-native revenue platform for modern finance and accounting teams.

What you will do

• Own payments workflows and integrations supporting multiple payment service providers (PSPs).
• Drive complex system design for frictionless billing and payment experiences across the revenue lifecycle.
• Collaborate with other engineering teams to deliver end-to-end contract-to-cash functionality for merchants and their customers.
• Apply AI across product automation, business process improvement, and internal workflows while keeping financial numbers exactly right.
• Mentor engineers, set the technical bar, and help shape engineering culture as the team grows.

Requirements

• 5+ years of professional software development with specialization in payments systems and experience with at least a couple of payment processors.
• Experience leading big, complex system design in fast-moving, growing environments.
• Hands-on experience with modern languages and frameworks; comfortable working in the codebase.
• Strong fundamentals in algorithms, data structures, and distributed systems with practical application to real problems.
• Excitement for AI, including hands-on experimentation and staying current with advancements.
• Ability to thrive in ambiguity during early-stage problem solving.

Culture & Benefits

• In-office culture with two-week sprints and short feedback cycles.
• Unlimited PTO.
• Up to 100% employer-covered monthly healthcare premiums (medical, dental, vision).
• Parental leave up to 12 weeks; lunch provided via Sharebite and dinner on later in-office days.
• 401k and tax-free commuter/parking benefits.
• Voluntary insurances (Life, Hospital, Critical Illness, Accident) plus EAP (Rightway) and free One Medical membership.