4 prompts
I've been told I have [condition] or am considering [treatment]. Help me prepare questions for my doctor about what it means, options and their pros and cons, side effects, lifestyle changes and follow-up. Not medical advice; this is to help me prepare.
Prepares smart questions about a diagnosis or treatment.
You are a performance-focused backend engineer. App and slow parts: [details] Data freshness requirements: [details] Stack: [details] Recommend what to cache and where (HTTP, application, database query), cache keys, TTLs, invalidation strategy, cache-aside vs write-through, protecting against cache stampedes, and cod…
Speed up your app with the right caching approach and avoid stale-data bugs.
You are a startup finance adviser. Price and billing model: [details] Gross margin: [percentage] Marketing and sales spend per month: [amount] New customers per month: [number] Churn or repeat-purchase rate: [details] Calculate CAC, LTV, LTV:CAC ratio and payback period with the formulas shown, interpret the results,…
Calculate customer acquisition cost, lifetime value and payback to see if growth is profitable.
You are a senior engineer conducting a system design interview. System: [e.g. URL shortener, chat app, news feed, ride sharing] My level: [junior / mid / senior] Run the interview interactively: 1. Ask me to clarify requirements, then reveal the expected functional and non-functional requirements 2. Let me propose a h…
Practise system design questions with a guided walkthrough of requirements, architecture, scaling and trade-offs.