AI & Technical question
Replit Agent can auto-deploy apps. How would you prevent users from shipping insecure code?
- Replit
- AI & Technical
- Hard
Practice this question out loud. An AI interviewer asks it, follows up like a real interviewer would, and scores your answer. Type or speak.
Start a mock interview on this question · Mock interview from a job description
What this question tests
AI and technical product thinking on safety guardrails for a feature that removes the usual human deployment checkpoint.
How to approach it
- Identify the risk: auto-deploy skips the manual review step where an experienced developer might catch exposed secrets or open endpoints.
- Add pre-deploy automated checks: secret scanning, dependency vulnerability checks, and basic misconfiguration checks like open database ports or missing auth on admin routes.
- Add a plain-language pre-deploy summary for non-technical users, flagging any risk found in terms they can understand, not a raw security report.
- Default to safer configurations, such as requiring authentication scaffolding by default for any endpoint handling user data, rather than opt-in security.
- Add a kill switch and easy rollback so a bad deploy can be pulled back quickly if an issue surfaces after launch.
- Measure success by tracking the rate of security incidents per deployed app and how often the pre-deploy checks catch real issues.
What a strong answer includes
- Recognizes that the target user (non-technical vibe coder) cannot self-assess security risk, so the guardrail must be automatic, not advisory.
- Proposes secure-by-default scaffolding rather than relying on users to opt into security features they do not understand.
- Balances safety with speed by using automated checks instead of a manual review bottleneck, preserving the auto-deploy value proposition.
- Adds a rollback mechanism as a safety net for issues that slip through pre-deploy checks.
- Defines a measurable incident rate to track whether the guardrails are actually working over time.
Common mistakes
- Assuming users will read and act on a technical security warning.
- Proposing a manual review step that defeats the purpose of auto-deploy.
Likely follow-up questions
- What would you do if a check produced too many false positives?
- How would you handle an app that is already deployed insecurely?
- How would this differ for a paying enterprise customer?
More ai & technical questions
- Replit wants optimization based on trustworthy conversion signals, not noisy platform defaults. Define the event taxonomy, identity and attribution approach, and client-side/server-side instrumentation you’d require from signup through retained activation. How would you handle latency, deduplication, audience exclusions, and warehouse reconciliation so bidding systems can optimize in near real time?Replit · AI & Technical · Hard
- Design a simple load balancer for Google.com. What data structures would you use?Google · AI & Technical · Hard
- You’re part of the Google Search web spam team. How would you detect duplicate websites?Google · AI & Technical · Hard
- Build a system to predict if something can go wrong in a cab ride.Lyft · AI & Technical · Hard
- Explain the data pipeline for the last AI project you worked on. What were the top challenges in getting data, and how did you resolve them?Google · AI & Technical · Hard
- Create an API design for third-party integration for payments.Microsoft · AI & Technical · Hard
More questions from Replit
Learn the skill behind it
Chapters of the AI PM course that teach what this question tests.
- Chapter 1: Foundations: the model and the decisions it forces on you
- Chapter 8: Evals: define good and make the number defensible
- Chapter 6: Agents and agentic architecture