Best Resources to Practice Coding Interview Questions: Platforms, Tools & Websites for Success

Best Resources to Practice Coding Interview Questions: Platforms, Tools & Websites for Success

In today’s competitive tech job market, having a computer science degree or basic programming knowledge isn’t enough. What truly helps you stand out is your ability to solve real-world coding problems efficiently—under pressure, in limited time, and often with complex constraints. That’s why preparing for technical interviews is not just about learning concepts—it’s about practicing them consistently on the right platforms.

In this blog post, we’ll explore the best resources for coding interview preparation, especially tailored for freshers, beginners, and self-taught developers. Whether you’re preparing for product-based companies or service-based MNCs, these platforms will give you an edge in data structures, algorithms, system design, and more.

Let’s break down the top coding interview prep tools that help you master your logic and ace technical interviews.

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1. LeetCode – The Gold Standard for Interview Practice

Why LeetCode is a Must-Have Tool

LeetCode has become synonymous with coding interview preparation. It’s widely used by developers and interviewers alike, and most top-tier company interviews are known to feature problems directly from this platform.

Features That Make It Stand Out

• 2500+ curated problems categorized by topic and difficulty

• Company-specific questions (Google, Amazon, Microsoft, etc.)

• Dedicated “Explore” and “Interview” sections

• Detailed discussions and optimized solutions

• Mock assessment feature for simulating real interviews

Best For

• Intermediate to advanced learners

• Targeting product-based companies

• Those looking for a structured, consistent routine

Pro Tip:

Start with “Top Interview 150” or “LeetCode 75” list for targeted learning.

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2. HackerRank – Structured and Beginner-Friendly

A Great Starting Point for Freshers

HackerRank is widely used by companies to conduct actual coding assessments, making it a great platform to simulate real-world interview experiences.

What You’ll Love

• Clean, beginner-friendly UI

• Separate tracks for Data Structures, Algorithms, SQL, AI, etc.

• Interview preparation kits with real-time tests

• Leaderboards, badges, and certificates

Best For

• Absolute beginners

• Practicing under timed conditions

• Building confidence with small wins

Pro Tip:

Complete the “Interview Preparation Kit” for a solid foundation before applying.

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3. GeeksforGeeks – Your All-in-One Coding Hub

Combines Learning with Hands-On Practice

One of the oldest and most reliable Indian platforms, GeeksforGeeks offers a mix of tutorials and coding problems to build your fundamentals as well as problem-solving skills.

Why GFG Works

• Rich collection of articles and concept explanations

• Topic-wise problem sets with solutions

• Company-wise interview experiences

• DSA courses and paid structured plans

Best For

• Clearing doubts and fundamentals

• Targeted practice based on specific topics

• Those preparing for campus placements or GATE

Pro Tip:

Use their “SDE Sheet” or “Must Do Coding Questions” for focused revision.

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4. CodeStudio by Coding Ninjas – Interview-Focused Learning Paths

Specialized for Freshers Preparing for Placements

CodeStudio is part of the Coding Ninjas ecosystem, crafted for those who want placement-focused content with structured learning paths.

What Makes It Unique

• Roadmaps for DSA, OS, DBMS, Aptitude, CN

• Real-time coding interface

• Mock interviews and resume-building features

• Contests to sharpen problem-solving under pressure

Best For

• College students aiming for on-campus or off-campus placements

• Systematic learners who want curated tracks

Pro Tip:

Start with the “Placement Preparation Path” and attempt all assignments and quizzes.

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5. InterviewBit – A Step-by-Step Journey

Structured Like an Interview Syllabus

InterviewBit gamifies learning and structures your preparation like a curriculum, starting from basics and advancing to high-level problems.

Core Highlights

• Interview-focused problems sorted by difficulty

• Built-in progress tracking and gamified levels

• Company referral system for top performers

• Covers puzzles, DSA, and core CS concepts

Best For

• Beginners with a goal to follow a consistent track

• Those aiming to get referral interviews via platform performance

Pro Tip:

Maintain consistency with daily goals. The platform rewards regular practice.

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6. Codeforces – For Competitive Programmers

Take Your Problem-Solving Speed to the Next Level

If you’re already comfortable with basics and want to improve your speed and logic under pressure, Codeforces is a treasure trove.

Why Choose Codeforces

• Regular rated contests every week

• Editorials for understanding problem-solving approaches

• Global ranking system and competitive environment

• Hundreds of problems across tags and difficulty

Best For

• Competitive programmers

• Cracking high-difficulty coding rounds in top tech firms

Pro Tip:

Use the “Problemset” tab to filter questions by tags like “two pointers” or “greedy”.

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7. AlgoExpert – Premium Quality Interview Prep

Sleek Interface, High-Quality Problems

AlgoExpert is a paid platform but one that many developers swear by for its high-quality content and video explanations.

What You’ll Get

• 160+ top-quality problems with video solutions

• System Design interview prep

• Behavioral round and resume preparation

• Real-time whiteboard environment

Best For

• Final-stage interview prep (especially FAANG-level)

• Learners who prefer visual, instructor-led explanations

Pro Tip:

Use this in the final 2-3 weeks of your prep for intense polishing.

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8. Coderbyte – Challenges + Career Resources

Practice + Portfolio = Job Ready

Coderbyte provides a balance between practice and personal branding by letting you create a public coding profile.

Standout Features

• 300+ challenges, including beginner and advanced

• Built-in code editor with multiple languages

• Career paths in Full Stack, Algorithms, and more

• Personalized feedback and solution guides

Best For

• Those building a coding portfolio

• Practicing multiple types of problems from scratch

Pro Tip:

Use “Assessment” mode to simulate real interview environments.

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9. Edyst – College-to-Career Focused

India-Focused Coding Platform for Freshers

Edyst focuses on tier 2 and 3 college students in India, offering placement prep in regional languages and affordable pricing.

Why It’s Special

• Daily assignments and mentor-led programs

• Certifications for completing milestones

• Doubt-solving support from instructors

• Python-based beginner courses for ease of entry

Best For

• Freshers with minimal coding background

• Campus-to-corporate programs

Pro Tip:

Take advantage of their live coding bootcamps for real-time feedback.

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10. Pramp – Free Peer Mock Interviews

Practice Live Interviews with Peers

One of the best free resources for mock interviews, Pramp allows you to practice live, peer-to-peer coding interviews with people from around the world.

How It Works

• Pair up with other learners for live sessions

• Play both roles: interviewer and interviewee

• Practice coding, behavioral, and system design interviews

• Feedback shared after each session

Best For

• Practicing communication and thinking on your feet

• Simulating a real interview experience

Pro Tip:

Schedule 2-3 mock sessions per week during the last month before placements.

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11. Techie Delight – Learn DSA Through Problems

Problem-Solving With Explanation-Focused Learning

Techie Delight focuses on clarity. Each problem has an explanation that’s beginner-friendly and thorough.

Platform Features

• Book and online platform with step-by-step solutions

• Emphasis on DSA and coding interviews

• Examples often found in real tech interviews

• Helps improve problem-solving patterns

Best For

• Beginners who want detailed reasoning behind every solution

• Those who prefer reading over video explanations

Pro Tip:

Solve problems twice—once on your own, once while reading the editorial.

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How to Choose the Right Platform for You

Factors to Consider Before Picking

Choosing the right resource depends on your goals, learning style, and current skill level. Here’s a quick checklist:

 Absolute Beginners

• Start with HackerRank, GeeksforGeeks, and InterviewBit

 Intermediate Learners

• Try LeetCode, CodeStudio, or Codeforces

 Visual Learners

• Explore AlgoExpert, Edyst, and YouTube series

 Mock Interview Practice

• Use Pramp and Interviewing.io

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Daily Schedule for Coding Interview Practice

Here’s a sample daily schedule that beginners can follow:

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Final Thoughts: Consistency Beats Everything

Learning to crack coding interviews is more about developing problem-solving instincts than simply memorizing patterns. The platforms listed above offer structured guidance, diverse problem sets, and interview-like environments to help you build that mindset.

Whether you’re just starting out or fine-tuning your skills, these coding interview questions practice sites are essential allies. Choose the best resources for coding interview preparation, stick to a routine, and keep pushing your limits.

Remember, every top developer was once a beginner. Start now, stay consistent, and success will follow.

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