AlgoCards: Code Interview Prep

Master coding interviews with 390 problems, company-specific prep lists, and spaced repetition — completely free. The only app with dedicated trading firm and quant interview prep.

Practice the exact problems asked at Google, Meta, Amazon, Citadel, Jane Street, Two Sigma, Goldman Sachs, and 20+ more companies.

WHAT'S INSIDE:
- 390 curated problems with detailed Python solutions
- Company-specific problem lists for 30+ companies
- SM-2 spaced repetition for optimal review scheduling
- Flashcard mode for on-the-go review
- Algorithm pattern cheat sheets with code templates
- Weakness detection that adapts to your performance

COMPANY-SPECIFIC PREP:
Filter problems by company and see what they actually ask. Coverage includes:

Trading Firms: Citadel, Citadel Securities, Jane Street, Two Sigma, Jump Trading, Hudson River Trading, IMC, DE Shaw, SIG, Virtu, Point72, Millennium

FAANG & Big Tech: Google, Meta, Amazon, Apple, Microsoft, Netflix, Uber, Airbnb, LinkedIn, Stripe, TikTok, Databricks, Nvidia, OpenAI, Palantir, and more

ALGORITHM PATTERNS:
- Arrays & Hashing
- Two Pointers & Sliding Window
- Binary Search
- Stack & Queue
- Linked Lists
- Trees & Tries
- Graphs & BFS/DFS
- Dynamic Programming
- Greedy
- Heaps & Priority Queues
- Backtracking

SMART REVIEW SYSTEM:
1. Study problems in flashcard or detail mode
2. Rate your confidence after each problem
3. AlgoCards schedules your next review at the scientifically optimal interval
4. Weakness detection identifies your weak patterns and prioritizes them
5. Build lasting pattern recognition, not temporary memorization

WHO IT'S FOR:
- Software engineers prepping for FAANG and Big Tech
- Quant developers targeting trading firms
- CS students preparing for internship interviews
- Career switchers learning algorithms and data structures

100% FREE. No paywall. No ads. No subscriptions. Every problem, every solution, every feature.

Download AlgoCards and prep smarter.