Interview, Explained

In-depth breakdowns of tech interviews — section-by-section analysis with diagrams, quotes, and insights.

~5 min

Bloomberg Tech·2026-10-14

Erik Bernhardsson on why AI-written code must run but never escape

Erik Bernhardsson· CEO of Modal

Modal CEO Erik Bernhardsson explains how code sandboxes — isolated places where model-written code can run but cannot escape — went from a quiet 2023 side project to a roughly $300M business once models got good enough to write whole apps, and why they are becoming a foundational primitive of AI software.

AgentsAI InfrastructureInferenceTrainingAI CompanyOpen Source

~59 min

Latent Space·2026-07-08

Akshat Bubna on why agent experience is the new developer experience

Akshat Bubna· CTO of Modal

Modal's CTO Akshat Bubna on why the infrastructure that made developers productive is exactly what AI agents need, why a single RL run can fan out to 100,000 sandboxes, and how a capital-light super-cloud with no data centers plans to serve it.

AI InfrastructureAgentsInferenceTraining