ERC Pathlight Interview Questions
The questions to prepare for ERC Pathlight interviews, across all roles. Questions from real interview reports rank first. Updated weekly.
Explain how TCP and UDP differ in reliability, ordering, connection setup, and common use cases.
Tests your knowledge of network attack surfaces and secure design mitigations.
Tests your understanding of network-layer load balancing mechanisms and tradeoffs.
Tests your ability to connect network layers to practical debugging in distributed systems.
Tests your understanding of DNS resolution flow and related failure points.
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Tests learning agility under pressure, plus ownership and prioritization when rapid technical ramp-up is required.
Tests prioritization and ownership when balancing technical debt with feature delivery under stakeholder pressure.
Tests conflict resolution and influence when a stakeholder challenges an architectural decision with meaningful business or technical stakes.