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Receive instant, personalized feedback on your DSA solutions. Our AI analyzes your code and provides suggestions for improvement, helping you write more efficient and cleaner code.
Practice data structures and algorithms with personalized AI feedback. Improve your coding skills and ace technical interviews with our interactive DSA platform.
REAL LESSONS. ONE STEP AT A TIME.
This is Two Sum in the Python course, as you see it in the app. Each step is a line or two of the solution, checked by the lesson’s tests before the next one appears.
Try the free lessonsAlgoCademy students have landed roles at
WHAT YOU GET.
Ace your next coding interview by mastering data structures and algorithms with AlgoCademy. Our AI-powered platform provides personalized feedback on your code, helping you write cleaner, more efficient solutions. With over 290 hand-picked DSA questions and step-by-step tutorials, you'll be fully prepared for technical interviews at top tech companies.
Receive instant, personalized feedback on your DSA solutions. Our AI analyzes your code and provides suggestions for improvement, helping you write more efficient and cleaner code.
Gain a deeper understanding of DSA concepts with our comprehensive video explanations. Each problem comes with a detailed walkthrough to reinforce your learning.
Practice DSA concepts with our step-by-step coding tutorials. Our platform identifies areas for improvement in your code, helping you refine your problem-solving skills.
Practice with our carefully selected collection of 290+ DSA questions, designed to cover all the topics you need for coding interviews at top tech companies.
Practice DSA in your preferred language. We support JavaScript, Python, Java, and C++, with solutions provided for each question in all four languages.
Earn an AlgoCademy DSA Mastery Certificate upon completion of the course, demonstrating your proficiency in data structures and algorithms to potential employers.
IS IT RIGHT FOR YOU?
We’ve designed AlgoCademy with a focus on data structures and algorithms. Whether you're a beginner or looking to refine your skills, our interactive DSA practice sessions with AI-powered feedback are tailored to help you excel in technical interviews.
THE MOMENT IT STARTS TO CLICK.
From getting unstuck to taking the next career step. Here’s how students describe their experience.
Read more student storiesAfter going through all the lessons, I gained the necessary skills to perform well at my on-sites. I crushed even the DP problems, which were my biggest fear. And thanks to that I landed offers from Microsoft and Uber. Thank you AlgoCademy!

AlgoCademy really helped me improve my problem solving skills and write incredibly clean code. I was worried it wouldn’t be done in time for my coding interviews, but the way the curriculum is structured made me progress very quickly. Thanks for your work!

Wow. I've been using AlgoCademy for a while and now I can finally solve coding questions on my own. This gave me the confidence I needed for my interviews, and guess what? I landed the offer at Samsung! You guys truly kick ass. High fives!

HOW WE COMPARE.
Unlike our competitors, AlgoCademy offers the most comprehensive, high-quality interactive coding platform, allowing students to see, step-by-step, what’s going right (and wrong) in their code, focused on the questions we know you’ll get asked in technical interviews. We’ll teach you how to write clean code using video instructions and interactive validators that check for quality.
| Feature | AlgoCademy | LeetCode / HackerRank | Codecademy | AlgoExpert |
|---|---|---|---|---|
| Optimized for Coding Interviews | ✓ Yes | ✓ Yes | – No | ✓ Yes |
| Performance Validation | ✓ Yes | ✓ Yes | – No | – No |
| Learn to write Clean Quality Code | ✓ Yes | – No | – No | – No |
| Step-by-Step Coding Tutorials | ✓ Yes | – No | ✓ Yes | – No |
| Video Content | ✓ Yes | – No | – No | ✓ Yes |
| Code Quality Validation | ✓ Yes | – No | – No | – No |
| Optimized Problem Set for a fast learning curve | ✓ Yes | – No | – No | ✓ Yes |
MEET THE PEOPLE BEHIND THE LESSONS.
Learn from instructors whose experience spans software engineering, competitive programming, and years of helping others learn.


FOUNDER & SOFTWARE ENGINEER
Mircea has worked at Facebook, Adobe, Ubisoft, and startups. His engineering experience includes autocorrect, swipe typing, and music recommendations, alongside more than a decade of programming and interview coaching.
A FEW QUESTIONS BEFORE YOU START.
So, you have questions? Let us try to answer those for you...
Ask the AlgoCademy team ↗
Yes! The content is designed to cover everything you might encounter in technical interviews, including essential DSA concepts. We start with basic loops and progress to advanced algorithms, ensuring you’re well-prepared for the challenges ahead.
Beginners welcome! While we do assume a very basic understanding of variables and loops, you’ll learn everything else here. We tailor our content so that self-taught learners, beginners, and even CS majors can all benefit. The inspiration for AlgoCademy came from helping a friend transition careers. We meet you on your level and guide you step-by-step!
No drip-feeding here! You get access to everything inside AlgoCademy right away. Jump in and start practicing without having to wait. We also update and add new material regularly, so your library continues to grow.
You do not need to know any specific programming language to benefit from our lessons. Our explanations focus on core concepts and pseudocode so every coder, regardless of language, will understand.
Every day you delay your membership is another day you’re not progressing towards your dream career. Our membership offers the support, community, and accountability you need to excel. Don’t wait—start practicing and see the results for yourself.
The average base salary of a software engineer is $110,464, and top tech companies offer total compensation over $250k. Improved performance in your interview opens the door to high-paying roles, making the investment in your skills invaluable.
We don't offer refunds under any circumstance. You can try out our free coding tutorials before deciding to subscribe.
Obviously, we’d love it if all of our members stuck around forever. If you decide to cancel, we make the process easy – just two clicks and you're done. We'll miss you, but wish you all the best in your career journey.
ONE SMALL STEP TOWARD YOUR NEXT BIG THING.
Open a lesson. Try an idea. See what clicks.
Start learning for free 340+ lessons · 11 languages · Free to start