Google Mock Interview Practice | Free AI Interview Prep

📌 About Google Interviews

Google interviews typically span 4–6 rounds covering Data Structures & Algorithms, System Design, and Behavioural questions using the STAR method. Rounds are conducted on Google Docs or Coderpad and focus heavily on problem-solving process, not just the answer.

🔄 Interview Rounds

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Aptitude / Online Assessment

30–45 min timed coding challenge on Google's platform. Focus: arrays, strings, dynamic programming.

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Technical Phone Screen

45–60 min DSA round. Expect medium-to-hard LeetCode problems with live coding on Google Docs.

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System Design

Design scalable systems — URL shortener, YouTube, WhatsApp. Focus on HLD, scaling, and trade-offs.

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Behavioural (Googleyness)

STAR-format questions: leadership, ambiguity, collaboration, and 'Googleyness' culture fit.

📚 Key Topics to Prepare

Arrays & Strings

Trees & Graphs

Dynamic Programming

Recursion & Backtracking

System Design (HLD)

Object-Oriented Design

SQL & Databases

STAR Behavioural

💡 Expert Tips

1
Practice 150+ LeetCode problems before the interview.
2
Always explain your thought process — Google values communication as much as the answer.
3
For System Design, start with requirements → capacity estimation → HLD → deep dive.
4
Prepare 5–6 STAR stories covering leadership, failure, conflict, and achievement.

❓ Frequently Asked Questions

How many rounds does a Google interview have? ▼

Typically 4–6 rounds: 1 online assessment, 2–3 coding rounds, 1 system design, and 1 behavioural.

Is Google interview free to practice on HireEdge? ▼

Yes — 1 free aptitude test and 2-question AI preview are free. Full mock rounds use credits from ₹49.

What coding languages does Google accept? ▼

Python, Java, C++, and JavaScript are all accepted. Python is recommended for its readability.

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🔗 Also Practice

Google Interview Preparation

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