Backend Platform Engineer

Job Description:

• Own the API and job queues that every sticker request runs through
• Maintain and improve the real-time connection layer for devices
• Tune and extend autoscaling for holiday spikes and fleet growth
• Partner with the ML Serving engineer on GPU inference
• Mature observability through metrics, logs, tracing and alerts
• Build cost instrumentation for requests, models and services
• Own release engineering for server-side services, including safe deploys, database migrations and rollback
• Partner with Trust & Safety on abuse prevention, device security and privacy
• Share on-call responsibilities and reduce incidents over time
• Harden, scale and establish standards for backend infrastructure

Requirements:

• Depth in Python and PostgreSQL
• Elixir experience, or real interest in learning it
• Experience owning production infrastructure end to end
• Experience scaling a queue-driven or real-time system through an order of magnitude of traffic growth
• Comfortable being paged for systems you own
• Ability to work on backend systems that are fast, safe for kids and affordable at scale

Benefits:

• Medical, dental and vision coverage
• Retirement savings programs
• Paid time off
• Paid holidays
• Wellness resources
• Life and disability insurance
• Employee assistance programs
• Other company-sponsored benefits
• Reasonable accommodation during the hiring process
• Opportunities for future advancement and internal transfers