Own API gateways, routing, authentication, and traffic controls at Perplexity, supporting high-traffic interfaces for developers and agents.This infrastructure-focused engineering role centers on the platform layers behind Perplexity's APIs. You will build and operate gateways, reverse proxies, and routing systems while improving reliability, throughput, and observability. The work includes distributed systems, security, rate limiting, quotas, and heterogeneous upstream services.Key Responsibilities: Own authentication and authorization across API gateway layersImplement rate limiting, quotas, traffic shaping, and meteringRoute requests across heterogeneous upstream servicesHarden security and reliability across compute environmentsPartner with infrastructure teams on networking and secretsRequirements: Five-plus years building backend platforms or infrastructureExperience with Python, Go, or RustHands-on API gateway or reverse proxy experienceUnderstanding of authentication patterns and idempotencyExperience with per-request observability and performance tuningApply gateway engineering, traffic management, and reliability expertise to Perplexity's mission-critical API infrastructure.#J-18808-Ljbffr

📌 Api Gateway Infrastructure Engineer (Toronto)
🏢 Perplexity
📍 Toronto