Member of Technical Staff (Software Engineer, Backend Platform)

Stack

Responsibilities

• ▹Lead design and implementation of the sandboxing platform for safely executing untrusted/user-generated code
• ▹Define and extend RBAC and authorization primitives that scale with new capabilities and enterprise controls
• ▹Own backend services for authentication and encryption flows (including BYOK-related pieces)
• ▹Set the technical bar for backend platform design and operations: reliability, observability, incident response
• ▹Partner with product and AI teams on platform interfaces, SLAs and integration patterns
• ▹Provide technical leadership, mentoring engineers and making long-term architectural decisions

Requirements

• ▹Experience designing/building production backend systems (typically 4+ years mid-level, more for senior/staff)
• ▹Strong system design skills with a track record of efficient, reliable, scalable architectures
• ▹Hands-on experience with modern infrastructure (AWS, Kubernetes and related cloud technologies)
• ▹Strong proficiency in at least one backend language (Python, Go or Rust), multi-language comfort
• ▹Collaborative mindset, comfort in security-sensitive areas (auth, authorization, encryption)

Soft skills

About the company

Perplexity is an AI-powered answer engine that combines multiple leading models with real-time web search to deliver fast, trustworthy, citation-backed answers. In 2026 it launched Computer, a general-purpose agentic AI product used by millions to turn knowledge into action.