🚀 Senior Backend Engineer, Growth

The role

You will build and ship backend experiments that help more people connect with their friends on Clubhouse. The work covers invites, notifications, onboarding, reactivation and ranking, and you will work closely with founders, product, design and data science.

What you will do

• Build and ship experiments across invites, notifications, onboarding, reactivation and ranking
• Evolve backend systems, balancing quick iteration with code health and scalability
• Improve ranking algorithms and personalization models for content discovery and friend suggestions
• Make notifications better targeted, with frequency caps
• Instrument and analyze experiments to inform the next iteration
• Improve a legacy codebase while keeping it maintainable long term
• Collaborate with engineers, PMs, designers and data scientists
• Make tests faster to set up and safer to run, with clear guardrails

Required qualifications

• 4+ years of production backend experience in Python (or similar)
• Experience with relational and NoSQL databases (PostgreSQL, DynamoDB)
• Comfortable working in a mature codebase
• Experience shipping notification targeting, invites, onboarding or reactivation flows for a consumer product
• Ties backend work to growth and engagement metrics
• Scopes small MVPs, ships them behind a flag and reads results
• Works cross-functionally and communicates tradeoffs clearly in writing
• Uses AI coding tools daily and keeps PRs small

Benefits

• Fully remote company

Before you apply

• Open to candidates across the U.S. only

About the company

Alpha is a product studio focused on AI and consumer social, backed by a16z and other investors. Its flagship product, Clubhouse, pioneered social audio and is used in 200+ countries.