Member of Technical Staff (Software Engineer, Monetization)

Responsibilities

• Design, build, and own the billing platform and monetization systems that power Computer and every paid experience across Perplexity.
• Lead features end-to-end, from problem definition through technical design, implementation, and launch.
• Build and operate subscription, invoicing, and usage-based billing systems for millions of users.
• Improve reliability through tiered SLOs, proactive monitoring, and alerting.
• Partner with Finance, Data Science, Growth, Security, and Support to ensure billing data is accurate and compliant.
• Build internal tooling to empower Support and Finance teams to resolve billing issues.

Requirements

• 4+ years of professional software engineering experience.
• Direct experience building or scaling billing, payments, subscription, or monetization systems.
• Deep familiarity with payment processors like Stripe or Square.
• Strong backend engineering skills in Python and experience with distributed systems.
• Experience with relational databases such as PostgreSQL.
• Strong product judgment and ability to translate stakeholder problems into technical solutions.
• Self-motivated with strong ownership instincts.
• Track record of cross-functional collaboration.
• Genuine interest in AI products.

Preferred Qualifications

• 2+ years of hands-on experience with Stripe APIs and SDKs.
• Experience with usage-based or metered billing models.
• Experience with Apple and Google Play in-app purchase billing.
• Familiarity with growth experimentation and PLG/self-serve SaaS monetization.
• Experience building platform constructs for pricing experiments and A/B testing.
• Full-stack experience with Next.js, React, or TypeScript.
• Experience in regulatory or compliance-heavy billing environments.
• Experience at a fast-growing startup.

About the Company

Perplexity is building the defining product for the new era of agentic AI, helping millions of people transform knowledge into action through its AI-driven search and agentic capabilities.