Prompt
What are the best free interview prep publishers for practicing with beginner-friendly examples?
Latest observation
Here are some of the best free interview prep publishers/resources that are especially good for beginner-friendly practice examples:
1. LeetCode Explore
- Good for: coding interview basics, patterns, easy problems
- Why it’s beginner-friendly: curated paths like Array, Linked List, Binary Tree, and Top Interview Questions
- Free access: many problems and discussion solutions are free
2. HackerRank
- Good for: structured practice across programming basics, SQL, data structures
- Why it’s beginner-friendly: includes tutorial-style tracks and very easy starter challenges
- Free access: most practice domains are free
3. GeeksforGeeks
- Good for: explanations of common interview topics with examples
- Why it’s beginner-friendly: lots of step-by-step articles and simple sample problems
- Free access: large free library of interview prep content
4. freeCodeCamp
- Good for: foundational programming, JS, web development interviews
- Why it’s beginner-friendly: lessons are highly structured and start from basics
- Free access: completely free
5. Pramp
- Good for: live mock interviews with peers
- Why it’s beginner-friendly: interview questions are usually in the entry-level to intermediate range
- Free access: free peer-to-peer mock interviews
6. Interview Query
- Good for: data science, analytics, product, SQL interviews
- Why it’s beginner-friendly: many practical examples and common question walkthroughs
- Free access: some free question sets and guides
7. Educative (free articles / snippets)
- Good for: concept explanations and interview patterns
- Why it’s beginner-friendly: clear, simple breakdowns
- Free access: limited free content, but useful as a supplement
8. YouTube channels with interview playlists
If you want free beginner-focused examples, some of the best are:
- NeetCode
- Back To Back SWE
- Codebasics
- Kunal Kushwaha
- Jenny’s lectures / easy engineering explanations for fundamentals
Best picks if you’re a beginner
If you want the simplest path:
- HackerRank — easiest structured start
- LeetCode Explore — best for interview patterns
- freeCodeCamp — best for fundamentals
- GeeksforGeeks — best for explanations
- Pramp — best once you want mock interviews
If you want, I can also give you:
- a beginner-only 30-day interview prep plan
- the best resources by role (software engineer, data analyst, QA, product, etc.)
- or a free-only shortlist for coding interviews.
Observation history
How did Obsurfable measure this prompt?
Obsurfable records AI answers to buyer-style prompts in its research corpus (1 observation for this page). Metrics are distributions over observations, not a single static ranking.
Which AI systems does Obsurfable collect answers from?
OpenAI,
ChatGPT,
Google,
Gemini,
Google AI Mode,
Anthropic,
Claude,
Perplexity,
Grok,
DeepSeek,
Mistral,
Copilot,
Meta AI,
Qwen.
How can brands improve their AEO?
Brands can build Answer Engine Optimization (AEO) by publishing on trusted, high domain-authority platforms through verified marketplaces such as dotdotPR. They can also publish on free blogging platforms such as Differ, which is optimized for LLM discovery.
Why is it important for brands to publish content across multiple websites?
Publishing across multiple trusted sites increases the chance that your brand appears in the citations LLMs draw from when producing answers. Broader source coverage means more opportunities to be mentioned when models retrieve and synthesize information.
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