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Don't let one question ruin your next technical interview. TechPrep covers the most popular system design, data structures & algorithms, full stack coding, and behavioral interview questions.



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9:50

How I Got Offers From Amazon, Stripe, & Palantir (Software Engineer)

TechPrep

Shared 1 week ago

3K views

1:33:50

Full Stack Take Home Project (Software Engineer)

TechPrep

Shared 3 weeks ago

1.3K views

22:44

Rare Book Library - Take Home Project (Software Engineer)

TechPrep

Shared 3 weeks ago

493 views

9:52

Go Fish (Card Game) - Low Level Design Interview Question

TechPrep

Shared 1 month ago

619 views

13:59

Tiny URL - System Design Whiteboard Interview (URL shortener)

TechPrep

Shared 1 month ago

2K views

7:03

Count Keyword Occurrences in Comments | REST API Coding Interview Challenge

TechPrep

Shared 3 months ago

1.2K views

6:57

Total Article Likes for Author | REST API Coding Interview Challenge

TechPrep

Shared 3 months ago

388 views

5:22

Total Likes for User | REST API Coding Interview Challenge

TechPrep

Shared 3 months ago

538 views

3:14

Count Active Users by Region | REST API Coding Interview Challenge

TechPrep

Shared 3 months ago

631 views

4:18

Average Product Price by Category | REST API Coding Interview Challenge

TechPrep

Shared 3 months ago

383 views

3:09

Find Songs From Search Term | REST API Coding Interview Challenge

TechPrep

Shared 3 months ago

462 views

5:59

Fetch Highest-Rated Hotel Name | REST API Coding Interview Challenge

TechPrep

Shared 3 months ago

407 views

4:54

Fetch And Filter Movie Ratings | REST API Coding Interview Challenge

TechPrep

Shared 3 months ago

338 views

4:30

Fetch All Restaurant Names | REST API Coding Interview Challenge

TechPrep

Shared 3 months ago

595 views

3:08

Fetch All User Ages | REST API Interview Question

TechPrep

Shared 3 months ago

630 views

8:01

Aggregate Search - React Coding Interview Question

TechPrep

Shared 4 months ago

486 views

6:20

Master Detail View - React Coding Interview Question

TechPrep

Shared 4 months ago

234 views

5:37

Theme Toggle - React Coding Interview Question

TechPrep

Shared 4 months ago

209 views

5:59

Key Event Submit - React Coding Interview Question

TechPrep

Shared 4 months ago

254 views

12:35

Multi-Step Wizard - React Coding Interview Question

TechPrep

Shared 4 months ago

566 views

6:38

Outside Click Dropdown - React Coding Interview Question

TechPrep

Shared 4 months ago

233 views

5:00

Accordion - React Coding Interview Question

TechPrep

Shared 4 months ago

225 views

6:12

Filterable Table - React Coding Interview Question

TechPrep

Shared 4 months ago

235 views

3:44

Lift State Up - React Coding Interview Question

TechPrep

Shared 4 months ago

391 views

2:58

Two-Way From Binding - React Coding Interview Question

TechPrep

Shared 4 months ago

756 views

9:28

Todo List - React Coding Interview Question

TechPrep

Shared 4 months ago

365 views

3:21

Controlled Counter - React Coding Interview Question

TechPrep

Shared 4 months ago

214 views

1:35

Component Props - React Coding Interview Question

TechPrep

Shared 4 months ago

384 views

4:59

User Confirmation Success Rate - SQL Technical Interview Question

TechPrep

Shared 4 months ago

778 views

2:54

Multiple Direct Reports - SQL Technical Interview Question

TechPrep

Shared 4 months ago

401 views

4:39

Student Exam Participation - SQL Technical Interview Question

TechPrep

Shared 4 months ago

253 views

3:38

Report Employee Incentives - SQL Technical Interview Question

TechPrep

Shared 4 months ago

297 views

5:47

Average Processing Duration - SQL Technical Interview Question

TechPrep

Shared 4 months ago

343 views

3:20

Daily Temperature Increase - SQL Technical Interview Question

TechPrep

Shared 4 months ago

415 views

6:02

SQL JOINS - Simply Explained

TechPrep

Shared 5 months ago

1.1K views

5:21

Analyze Search Performance - SQL Technical Interview Question

TechPrep

Shared 5 months ago

278 views

5:28

Contest Participation Rates - SQL Technical Interview Question

TechPrep

Shared 5 months ago

168 views

8:29

Calculate Average Product Cost - SQL Technical Interview Question

TechPrep

Shared 5 months ago

426 views

3:01

Non-Boring Films - SQL Technical Interview Question

TechPrep

Shared 5 months ago

331 views

5:14

Visits Without Purchases - SQL Technical Interview Question

TechPrep

Shared 5 months ago

355 views

3:32

Product Purchase Analysis - SQL Technical Interview Question

TechPrep

Shared 5 months ago

304 views

4:16

Map Employee Codes - SQL Technical Interview Question

TechPrep

Shared 5 months ago

289 views

1:34

Invalid Posts - SQL Interview Question

TechPrep

Shared 5 months ago

292 views

2:18

Post Views - SQL Interview Question

TechPrep

Shared 5 months ago

339 views

2:28

GeoStats - SQL Interview Question

TechPrep

Shared 5 months ago

310 views

2:08

Member Referral - SQL Interview Question

TechPrep

Shared 5 months ago

433 views

2:00

High Protein & Low Carb - SQL Interview Question

TechPrep

Shared 5 months ago

490 views

7:29

Elevator System - Low Level Design Interview Question

TechPrep

Shared 5 months ago

2.1K views

5:57

Account Balance Tracker - Low Level Design Interview Question

TechPrep

Shared 5 months ago

916 views

7:05

Sliding Window - Low Level Design Interview Question

TechPrep

Shared 5 months ago

1K views

7:27

Token Bucket - Low Level Design Interview Question

TechPrep

Shared 5 months ago

1.1K views

5:30

Access Management System - Low Level Design Interview Question

TechPrep

Shared 5 months ago

998 views

8:53

Parking Lot System - Low Level Design Interview Question

TechPrep

Shared 5 months ago

1.9K views

8:08

Locker Allocation System - Low Level Design Interview Question

TechPrep

Shared 5 months ago

1.3K views

12:10

E-Commerce Platform (Amazon, eBay) - System Design Interview Question

TechPrep

Shared 8 months ago

28K views

4:31

Monoliths vs Microservices | Explained in 5 Minutes

TechPrep

Shared 11 months ago

5.6K views

5:19

ZooKeeper Explained in 5 Minutes

TechPrep

Shared 11 months ago

18K views

4:45

SQL vs NoSQL in 4 Minutes

TechPrep

Shared 11 months ago

5.5K views

9:25

Rate Limiter - System Design Interview Question

TechPrep

Shared 11 months ago

45K views

4:07

Kafka Explained in 4 minutes

TechPrep

Shared 1 year ago

6.9K views

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