Full Stack Software Engineer - Payments

San Francisco (HQ)Full-time$140k2026-10-13 → 2026-11-09

Core

Build core payment surfaces and backend systems to manage subscription revenue and direct creator-audience payment relationships.

Role type

Full Stack Software Engineer (Payments)

Builds

Payment processing systems, subscription flows, and payout features for independent creators.

Domain

Fintech / SaaS / Publishing

Required skills

TypeScript, Node.js, Express, React, Postgres, Payments integration, A/B testing, Full stack development

Preferred skills

Stripe integration experience, Payment processor experience

Technologies

TypeScript, Node.js, Express, React, Postgres, Stripe

Responsibilities

Develop core payment surfaces and backend systems; Own work from product concept to implementation and measurement; Build new payout systems and shipping features like gift subscriptions.

Seniority

Mid-level, hands-on IC

About substack

Substack is building a new economic engine for culture, giving the brightest, most interesting, and most creative people on the internet the power of their own publishing platform. Substack empowers independent writers, artists, videographers, podcasters, and creators of all types to create, share, and make a living off their work through subscriptions, while offering them creative freedom, ownership, and a direct connection to their audiences.