Best Websites to Prepare for Technical Interview
Are you worried about your upcoming technical interview? You’re not alone, many students and job seekers find technical interviews tough.
A good technical interview needs strong basics, problem-solving skills, and confidence with real coding questions.
In this blog, we will share the best websites to prepare for technical interviews in 2025. Each site has unique features, helpful practice questions, and real interview experiences to make your preparation easier.
Let’s take a look at the top websites that can help you crack your next technical interview!
Best Technical Interview Preparation Websites – Overview
Here’s an overview of the top websites to Prepare for Technical Interview:
| S.No. | Website Name | Best For | Price | Website Link |
|---|---|---|---|---|
| 1 | Placement Preparation | Topic-wise technical Q&A, company-specific sets | Free | Get Started |
| 2 | Google Interview Warmup | Practicing spoken answers with AI feedback | Free | Get Started |
| 3 | Exponent Practice | Peer-to-peer live mock interviews for all roles | Free (5/month) | Get Started |
| 4 | Interviewing.io | Anonymous mock interviews with FAANG engineers | Free / $100+ | Get Started |
| 5 | InterviewBuddy | 1:1 expert-led mock interviews + AI-based practice | Free / ₹1,499+ | Get Started |
| 6 | Tech Interview Handbook | Full guide from resume to behavioral & coding prep | Free | Get Started |
| 7 | Educative | FAANG-level interactive courses with mock interviews | ₹6,900–₹17,000 | Get Started |
| 8 | InterviewBit | Structured learning path + mock interviews | Free | Get Started |
| 9 | AlgoExpert | Premium prep with 200 curated coding questions | ₹8,500/year | Get Started |
| 10 | GreatFrontEnd | Front-end technical interview prep with projects | Free / ₹9,300 | Get Started |
Top Websites to Prepare for Coding Interview
1. Placement Preparation
PlacementPreparation.io is an excellent starting point for beginners preparing for technical interviews.
The site offers a clean, easy-to-navigate interface and delivers topic-wise programming interview questions in languages like Python, Java, C++, JavaScript, and SQL.
It also provides a vast collection of company-specific interview questions for firms like Accenture, Deloitte, Zoho, TCS NQT, TCS Digital, TCS Prime, TCS Ninja, Wipro WILP, Cognizant GenC, Cognizant GenC Next, MulticoreWare.
They also offer a mobile app called “Placement Preparation”, so you can practice on the go, providing you flexibility.
Beginners benefit from MCQs, debugging problems, and scenario-based questions, all explained in simple language to build confidence step by step.
USP:
- Beginner-friendly with clear explanations and basic to advanced questions
- Includes company-specific interview questions for major recruiters
- Covers a wide range of technical areas: coding, DSA, OS, networking, web, backend, mobile, cloud, and more
- Topic-wise interview question blogs (e.g., Python, React, C++) with structured Q&A and code solutions
Interface: The interface is organized by topic and programming language; smooth navigation though full access requires free signup and login.
Ads: The site contains no distracting ads, site is ad-free, making learning smooth.
Content Quality: The content quality is excellent, including MCQs, debugging, and scenario-based questions across languages like Python, Java, C++, JavaScript, SQL, DSA, OS, network, and more.
Content Range: The content range is extensive, it covers programming languages, data structures & algorithms, system design basics, databases, OS, network, DevOps, and company-specific sets
Pricing: Free
Language: English
Registration: Required to unlock full content, registration and login is free.
2 . Google Interview Warmup (Grow with Google)
Google’s Interview Warmup is a beginner-friendly, free tool from Grow with Google that helps you practice answering technical interview questions in a low-pressure environment.
You speak your answers aloud, and the tool transcribes them in real time while giving you AI-powered insights such as frequently used words, job-related terms, pacing, and clarity.
It offers question sets created by industry experts, covering background, situational, and technical topics, perfect for building confidence before real interviews.
It’s openly available to anyone, making it ideal for fresh job seekers who want to rehearse without stress.
USP:
- Real-time transcription and personalized feedback on your spoken answers
- Expert-crafted questions across background, situational, and technical topics
- Completely free, judgment-free, and accessible to all
Interface: The interface is clean, minimal design with clear prompts; speak your response and get instant visual feedback, no ads or clutter.
Ads: The site contains no distracting ads, completely ad-free experience
Content Quality: The content quality is high, input questions from industry professionals and AI-generated insights help improve your responses.
Content Range: The content range includes background, situational, and technical interview questions tailored to different roles.
Pricing: Free
Language: English
Registration: Not required, use instantly with a Google account (no subscription needed)
3 . Exponent Practice (formerly Pramp)
Exponent Practice, previously known as Pramp, is a beginner-friendly, peer-to-peer mock technical interview platform perfect for tech interview preparation.
The platform offers free monthly credits for mock interviews, plus live collaboration via video and shared coding/editor, ideal for realistic practice.
Beginners can choose from technical, behavioral, system design, data science, and PM interviews, while more experienced users benefit from expert-level question sets.
Best of all, it remains free to start, with optional paid plans for unlimited sessions and AI-powered feedback.
USP:
- Free peer-to-peer mock interviews (5 credits per month) with realistic video and coding interface.
- Covers a wide range of interview types: coding, design, behavioral, data science, and more
- No ads, and users can interview others to deepen understanding and receive peer feedback.
Interface: The interface is a smooth web interface with scheduling, automatic matching, shared code editor, and video chat. Some users report occasional latency issues during sessions.
Ads: The site contains no distracting ads, only internal prompts to upgrade, no external ads
Content Quality: The content quality is high, each session provides real interview questions and peer reviews; no scripted answers, and user feedback shows strong learning benefits.
Content Range: The content range is very broad, it includes Data Structures & Algorithms, System Design, Behavioral, Product Management, Data Science, and more.
Pricing: Free, 5 mock interview credits renew every 30 days; unlimited sessions and AI feedback available via paid subscription.
Language: English
Registration: Required for scheduling and tracking; Pramp accounts can be linked to Exponent accounts.
4 . Interviewing.io
Interviewing.io is a powerful interview-prep platform where you can take anonymous technical mock interviews with seasoned engineers from FAANG companies.
They offer peer-based mocks for free, plus paid sessions ($100–$225)with real interviewers from top firms.
The platform includes voice-only interviews, AI feedback, and options to “unmask” and get real interviews at tech companies, making it a high-impact tool for serious interview prep.
USP:
- Anonymous voice interviews with FAANG engineers (coding, system design, behavioral)
- Unlock real interview opportunities on top tech platforms if you perform well
- Free peer-mode plus high-quality paid sessions with expert feedback.
Interface: The interface is a minimalist and focused, voice-only sessions, shared code editor (like CoderPad), no video; some have noted calendar availability issues and occasional session cancellations.
Ads: The site contains no distracting ads, platform is clean, with minimal internal upsell prompts.
Content Quality: The content quality is top-tier, session questions mimic real interviews, interviews are recorded for review, and interviewers are FAANG veterans.
Content Range: The content range is extensive, practice spans DS&A, system design, ML, front‑end, behavioral, management, PM, and more; plus access to publicly viewable recorded mock sessions.
Pricing:
- Free: peer mock interviews, initial credits included
- Paid: premium sessions from ~$100–$225 per interview.
Language: English
Registration: Required; waitlist possible for paid sessions, especially for FAANG-level interviews.
5 . InterviewBuddy
InterviewBuddy is an on-demand technical mock interview platform offering live, expert-led sessions in domains like coding, management, UX, finance, and visa preparation.
It’s great for beginners and experienced professionals alike, providing realistic role-specific practice with industry professionals.
Its new pricing model includes free AI-based “One Way” interviews, affordable one-on-one expert sessions, and custom packages for specialized or leadership roles.
USP:
- 1:1 mock interviews with industry experts across 300+ roles
- Recorded sessions with actionable feedback and strategy sessions afterward.
- Covers niche areas like visa interviews, resume reviews, and executive roles
Interface: The interface is professional video-call setup with built-in scheduling and playback features; smooth for users, minimal technical issues.
Ads: The site contains no distracting ads; the platform focuses on internal promotions, no distracting external ads.
Content Quality: The content quality is high, interviews led by experienced professionals. User testimonials praise improved communication skills and confidence.
Content Range: The content range is extensive, covering technical coding, soft skills, domain-specific interviews (finance, cloud, PM), visa prep, and resumes.
Pricing:
- One Way (AI/Template): Free
- One-on-One (Expert): Starting from ₹1,499
- Specialized/Leadership: Custom pricing
Language: English
Registration: Required to schedule sessions and access expert interviews
6. Tech Interview Handbook
Tech Interview Handbook is a free, well-structured guide perfect for beginners and busy professionals preparing for technical interviews.
Created by an ex-Meta engineer, it outlines every step, from resume writing and coding interview prep to system design, behavioral rounds, and offer negotiation.
The guide helps you focus on essential topics like algorithms (Including the famous Blind 75 list), system design, behavioral questions (using the STAR format), and resume.
USP:
- Clear, step-by-step roadmap covering all phases: resume, coding, design, behavioral, and negotiation
- Curated list of top coding questions (Blind 75 + cheatsheets) to practice efficiently
- Includes real interview tips from top engineers and templates for resumes & prep plans
Interface: The interface is a clean, text-heavy website organized with a sidebar of sections like “Coding,” “System design,” “Behavioral,” etc., making it easy to jump between topics.
Ads: The site contains no distracting ads or sponsorships.
Content Quality: The content quality is high. It is written by experienced software engineers, and verified by numerous success stories from FAANG hires.
Content Range: The content range is very comprehensive, covers coding questions, system design preparation, behavioral interview strategy, plus resume and negotiation guides.
Pricing: Free
Language: English
Registration: Not required; content is open for all access
7. Educative – Interview Prep Platform
Educative is a powerful, text-based learning platform that helps developers prepare for technical interviews.
It offers interactive courses created by FAANG engineers, like Grokking the Coding Interview and Grokking System Design, which teach coding patterns, system design principles, and best practices.
The platform also includes AI-driven mock interviews, hands-on coding sandboxes, and cloud labs, making it perfect for structured technical interview preparation.
USP:
- Interactive browser-based coding, no setup required.
- FAANG-level courses like Grokking the Coding Interview with rich quizzes and code challenges
- AI-powered mock interviews and personalized feedback
Interface: The interface is a clean, text-heavy platform with embedded code editors and sidebar navigation.
Ads: The site contains no distracting ads.
Content Quality: The content quality is high, content crafted by experienced engineers, regularly updated, and praised by users and FAANG hires.
Content Range: The content range is extensive, from coding patterns and system design to behavioral interviews, API design, cloud, machine learning, and more.
Pricing:
- Individual courses: ₹6,900.
- Unlimited Subscription: ₹17,000/year.
Language: English
Registration: Required; free trials are available for some content
8. InterviewBit
InterviewBit is a free, structured platform made by engineers to prepare you for software technical interviews.
It offers topic-wise lessons and coding problems arranged in a clear learning path, helping you build algorithms and data structures skills.
You can also find company-specific question sets for roles at top tech firms.
With real-time mock interviews and contests built into the platform, it’s especially suitable for those new to interview preparation or anyone who prefers a guided study plan.
USP:
- Structured learning path with curated coding problems and concept refreshers.
- Free real-time mock interviews and contests to build confidence
- Company-specific question sets (e.g., Python, C, React) with up-to-date interview questions.
Interface: The interface is a clean, beginner-friendly layout with topic tabs, progress tracker, and a code editor embedded alongside problem statements.
Ads: The site contains no distracting ads, the platform is clean and focused.
Content Quality: The content quality is high, focused on problems selected by experts; includes tutorials, up-to-date tech questions (Python, C) with clear solutions.
Content Range: The content range is extensive, it covers data structures, algorithms, reactive frameworks (React), Python core questions, contests, and mock interviews.
Pricing: Free for all coding content; paid Scaler Academy program available (separate course).
Language: English
Registration: Required; sign-up gives full access to lessons, contests, and mock interviews
9. AlgoExpert
AlgoExpert is a premium, well-organized platform designed for structured technical interview preparation.
It includes a curated set of 200 coding problems, each with extensive two-part video explanations, complexity analysis, and multiple code solutions across 9 languages.
The addition of SystemsExpert and MLExpert modules also supports system design and ML interview prep, making it a complete tool for those who want a guided, all-in-one learning path.
USP:
- Curated problems (100–200) with expert video walkthroughs and multiple solution strategies
- Bundled content covering coding (AlgoExpert), system design (SystemsExpert), and machine learning (MLExpert).
- Built-in mock interviews and hints system to simulate real technical interview workflow.
Interface: The interface is clean and modern; features include an interactive code editor with customizable themes, Code + Hint tabs, and video walkthroughs. Some users mention the interface can feel “busy” at first.
Ads: The site is ad-free; the platform is focused solely on content
Content Quality: The content quality is high, well-structured video and text explanations that guide thinking patterns. Praise from users for clarity, but some mention limited scope on hand‑holding and DP tutorials.
Content Range:
- The content range is extensive:
- AlgoExpert: 200 questions across DSA categories
- SystemsExpert: System design fundamentals + practice questions
- MLExpert: Focuses on machine learning problems
- Also includes interview tips on behavioral and resume preparation
Pricing:
- AlgoExpert: ₹8,500/year
- SystemsExpert: ₹5,000/year
- Bundle (AlgoExpert + SystemsExpert): ₹8,500/year
- MLExpert add-on: ₹10,000/year
Language: English
Registration: Required; no free trial beyond a few sample questions; refunds not offered.
10. GreatFrontEnd
GreatFrontEnd is a focused platform built by ex-big-tech engineers to help front-end developers prepare for technical interviews.
Beginners and experienced developers alike benefit from a structured path: start with core JavaScript and DOM questions, move into UI coding challenges, then front-end system design, quizzes, and company-specific interview guides, all in one place.
With in-browser coding and testing, it closely mirrors actual interview settings, making it ideal for anyone preparing for front-end roles.
USP:
- Front-end focused paths: covers JavaScript, UI tasks, system design, quizzes, and company guides in a single platform
- Questions curated by ex-interviewers from Meta, Google, Airbnb, and others, solution quality is high.
- Realistic mock environment: 500+ practice problems with code editor, automated tests, and detailed solutions.
Interface: The interface is modern, clean web interface with sidebar for study plans, in-browser editor, and filters by topic, difficulty, and company; smooth navigation.
Ads: The site is ad-free; the platform promotes premium via internal prompts only.
Content Quality: The content quality is high, it has well-explained answers with multiple approaches and comprehensive test cases.
Content Range:
Content Range: The content range is very broad, JavaScript fundamentals, UI coding, front-end system design, quiz-style questions, and company-specific interview prep.
Pricing:
- Free tier: access to 200+ questions and basic tools
- Premium (Monthly ₹1,300 / Yearly ₹9,300): unlocks full question bank (500+), detailed solutions, study plans, and premium features; student discount available.
Language: English
Registration: Required for tracking progress and accessing some free content; signup is free.
Tips to Prepare for Technical Interviews Effectively
1. Build Strong Basics First
Where to begin: Start by reviewing core subjects like data structures, algorithms, and basic programming concepts. Use sites like GeeksforGeeks or Tech Interview Handbook for foundation topics.
2. Practice Coding Regularly
Where to begin: Try solving problems every day on platforms like InterviewBit or AlgoExpert. Begin with easy questions, then move to harder ones as you get comfortable.
3. Simulate Real Interviews
Where to begin: Schedule mock interviews with friends or use online tools like Exponent Practice or Interviewing.io. This helps you get used to speaking and thinking under pressure.
4. Study Common Interview Questions
Where to begin: Make a list of popular technical questions, including coding, system design, and behavioral rounds. Use curated lists from Tech Interview Handbook or company-specific sets on PlacementPreparation.io.
5. Don’t Forget Soft Skills
Where to begin: Prepare for HR and behavioral questions by practicing answers to “Tell me about yourself” and “Describe a challenge you faced.” Use Google Interview Warmup or read tips on GeeksforGeeks.
Final Words
Preparing for a technical interview can feel difficult, but the right websites make it much easier.
Use a mix of learning guides, coding practice, and mock interviews to build your confidence. The sites listed above offer everything you need, from basic lessons to real interview practice.
Try a few, see which one fits your style, and keep practicing. With the right approach, you’ll be ready to crack your next technical interview!
Frequently Asked Questions
1. What are the best websites to prepare for a technical interview?
The best websites for technical interview preparation in 2025 are PlacementPreparation.io, Tech Interview Handbook, InterviewBit, AlgoExpert, GreatFrontEnd, GeeksforGeeks, and Exponent Practice.
2. How do I choose the right website for my technical interview?
To choose the right website for technical interview preparation, pick a site that matches your needs. If you want guided learning, try PlacementPreparation.io, InterviewBit or Tech Interview Handbook. For lots of coding problems, use GeeksforGeeks or AlgoExpert.
If you want mock interviews, try Exponent Practice or Interviewing.io
3. Are there websites that offer company-specific interview questions?
Yes, sites like PlacementPreparation.io, GreatFrontEnd, and InterviewBit have company-specific question sets for many top tech companies.
4. Can I prepare for both aptitude and coding interviews on the same website?
Yes, sites like PlacementPreparation.io and GeeksforGeeks cover both aptitude and coding questions
5. Are there free websites to prepare for technical interviews?
Yes, many top platforms like PlacementPreparation.io, GeeksforGeeks, Tech Interview Handbook, and InterviewBit offer free resources
6. Where can I practice mock technical interviews online?
You can use Exponent Practice, Interviewing.io, or InterviewBuddy for online mock technical interviews.
7. Is Placement Preparation website enough to prepare for a coding interview?
Yes, PlacementPreparation.io is great for beginners and covers a lot of topics. For extra practice, you might also try other platforms for more advanced problems and live mock interviews.
Thirumoorthy serves as a teacher and coach. He obtained a 99 percentile on the CAT. He cleared numerous IT jobs and public sector job interviews, but he still decided to pursue a career in education. He desires to elevate the underprivileged sections of society through education
Thirumoorthy serves as a teacher and coach. He obtained a 99 percentile on the CAT. He cleared numerous IT jobs and public sector job interviews, but he still decided to pursue a career in education. He desires to elevate the underprivileged sections of society through education
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