[Remote] Senior Product Engineer, Growth & Lifecycle Infrastructure - Music & Audio

Note: The job is a remote job and is open to candidates in USA. Stability AI is a community and mission-driven, open artificial intelligence company that cares deeply about real-world implications and applications.

As the Senior Product Engineer, Growth & Lifecycle Infrastructure, you will own the ground-up build of PLG growth and lifecycle infrastructure for our music and audio products, focusing on creating a measurable funnel from anonymous visitor to paying customer.

Responsibilities Select and own the stack for the Music & Audio vertical: CDP, product analytics, lifecycle/messaging, experimentation, warehouse, reverse-ETL, and entitlements — including writing defensible recommendations with cost model and tradeoffsDesign event taxonomy with consistent schema and identity resolution across anonymous → free → paid → multi-deviceBuild and attribute the full growth funnel across paid, organic, partner, and in-product viralityArchitect in-app PLG motion: viral loops, referral mechanics, upgrade prompts, and sharing hooksDefine and execute lifecycle marketing strategy: segmentation, behavioral triggers, and messaging cadences across activation, habit, and expansionShip free-to-paid logic: trial mechanics, paywalls, in-app messaging, and entitlement checks across web and native runtimesBuild onboarding, churn-risk, reactivation, and win-back sequencesInstrument A/B experimentation with exposure logging and statistical guardrailsOwn the growth dashboard: activation, conversion, ARPU, LTV, retention cohorts, and expansion rate Skills 6+ years of end-to-end ownership of product or growth infrastructure inside a B2C or PLG B2B companyDeep expertise in growth marketing and product lifecycle marketing — you walk in knowing how to implement it, not just what it isHands-on production experience across the modern martech stack: CDPs, product analytics, lifecycle/messaging, billing, reverse-ETL, and transformation layerProven ability to ship in-app PLG mechanics where the product itself drives growthProficiency in TypeScript, Node.js, Python, and SQLFluency with AI-augmented development tools in daily workflow (Claude Code, Cursor, Codex, or equivalent)Experience building event taxonomies that hold up without schema driftA history of shipping paywall and entitlement logic in production where revenue depended on itComfort operating without a product manager: setting milestones, owning the schedule, and escalating when neededExperience with B2C subscriptions in creative tools, music, or designExposure to music or creative-platform go-to-market motionsOpen-source contributions to data toolingExperience as the first PLG/growth engineer at a companyA track record of building in public: Product Hunt, YC network, or active presence on X or Reddit Company Overview Stability AI is an artificial intelligence company focused on developing open-source generative AI models.

It is a sub-organization of Stability AI. It was founded in 2019, and is headquartered in London, England, GBR, with a workforce of 51-200 employees. Its website is https://stability.ai.