Staff Software Engineer, Billing and Monetization ($200K-$300K + Equity) AI-Driven Payment Systems

Job Description

Own and scale the company’s payment collection and billing systems, including subscriptions, one-time charges, multi-provider payments, usage-based billing, and billing features for customer applications. Improve reliability and scalability while partnering with the founders on pricing and packaging experiments to grow revenue.

Requirements: Candidates should have 4–10 years of backend, full-stack, or growth engineering experience in billing or monetization for SaaS or consumer products, with a track record of delivering payment features. Experience integrating payment providers such as Stripe, Adyen, or PayPal is expected; proficiency with TypeScript, Postgres, Redis, and Temporal is also sought.

Key Skills: Billing, Monetization, Payment Systems, Stripe, Adyen, PayPal, Usage-Based Billing, Pricing Experiments, TypeScript, Postgres, Redis, Temporal, Webhook Processing, Payment Reconciliation, Backend Engineering

Benefits: Equity