Explain Low-Latency Linux Networking and Shared-Memory Trade-Offs
Company: Squarepoint
Role: Risk Technology Software Engineer
Category: Software Engineering Fundamentals
Difficulty: medium
Interview Round: Technical Screen
Overview: Explain low-latency Linux networking through congestion control, Nagle and TCP_NODELAY, scheduling, shared-memory synchronization, NUMA effects, kernel bypass, accelerated sockets, observability, and safe fallback.