Member of Technical Staff – Full Stack, Credit (Python)

Location: On-site in New York City or San Francisco, United States

Salary: $185,000–$250,000 per year plus equity

Company

hirify.global builds accounts receivable and credit products for B2B companies across industrials, chemicals, and manufacturing.

What you will do

• Build and own core systems for trade credit, receivables financing, payment plans, and related financial workflows.
• Develop exposure, balance, eligibility, and limit calculations across complex financial data.
• Design deterministic credit policy and decision systems with explainable and auditable outcomes.
• Model financial state across invoices, payments, credits, disputes, orders, and related events.
• Build controls for reconciliation, idempotency, stale state, overrides, corrections, and failure recovery.
• Integrate external credit data and internal behavioral signals while partnering with product, data, and operations.

Requirements

• Experience building credit, lending, payments, accounting, or other financial systems where correctness and controls matter.
• Experience with deterministic policy engines, decision systems, ledgers, balance calculations, or exposure systems.
• Understanding of reconciliation, idempotency, audit trails, data provenance, state transitions, and failure recovery.
• Strong systems design and product engineering judgment, including the ability to trace financial results to their source.
• Highly proficient in Python, with experience using Postgres, Snowflake, and AWS.
• Ability to work on-site in New York City or San Francisco.

Nice to have

• Experience with DBOS.
• Deep credit expertise.

Culture & Benefits

• High-ownership role in a high-growth startup.
• Close collaboration with product, data, and operations.
• Medical, dental, and vision insurance for U.S.-based full-time employees.
• 401(k) with match and equity.
• Flexible PTO and parental leave.