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Master Patterns, Not Just Problems

Stop solving problems randomly. Learn the underlying patterns to crack any coding interview with confidence.

LeetCode was HARD until I Learned these 15 Patterns

Key Features

Everything you need to ace your technical interviews in one place

Free Access

Access most features including problems, solutions, and resources completely free.

Pattern Recognition

Develop your problem-solving intuition by learning to recognize common patterns across different coding problems.

Structured Learning Tracks

Follow curated problem sets tailored to your preparation time, whether you have over three months or less than a month.

Comprehensive Solutions

Master each coding problem with intuitive explanations, multiple solution approaches, and time complexity analysis.

Search / Filter Problems

Filter problems by pattern, status, difficulty level or search a specific problem by keyword.

Progress Tracking

Keep track of your progress by marking problems as completed or starring them for revision.
Growing Community

Trusted by 600,000+ Learners Worldwide

225K+LinkedIn
220K+YouTube
110K+Newsletter
65K+GitHub Stars

Join our thriving community of developers systematically mastering technical interviews and advancing their careers

What Our Users Say

DB

Daniel Ball

SWE @ Meta

"Ashish was the best DSA and System Design interviewer I've worked with. I thank him and his platform for helping me break into Meta."
DSG

Dhanushkumar S G

SDE @ Amazon

"Algomaster's curated list of questions helped me brush up on my DSA concepts very quickly. The structured approach and well-selected problems made my preparation much more efficient and played a key role in helping me secure an offer from Amazon."
AM

Arka Mazumder

SWE-III @ Google

"I had studied DSA, but when it came time to switch, I realized the importance of HLD/LLD. While there’s plenty of content available on DSA, quality resources for System Design are relatively scarce. That’s when I discovered AlgoMaster (Ashish). His clear and structured explanations of System Design concepts, along with his YouTube channel, helped me immensely—and with his guidance, I was able to crack Google and Amazon."
MV

Madhan Vadlamudi

Software Engineer III

"AlgoMaster has everything in one place — problem lists, patterns, solutions, newsletters, system design courses, everything you need to crack any company. Keep it simple. Use as few tools as possible to streamline your practice. Especially if you're in an early-career to mid-level role — AlgoMaster is more than enough."
PTB

Pranoy Tez Boddu

SWE II @ Microsoft

"AlgoMaster turns DSA & system design prep into clear, practical lessons. The pattern-based approach and explanations are top-tier and interview-focused. I recommend it to my mentees and will keep pointing people here."
AZ

Alexandre Zajac

SDE II @ Amazon

"I've been curating software engineering content for more than 2 years now and the AlgoMaster blog is the one I keep including in my digest. Clear, important, visualized system design topics to help you pass your next interview of grow deeper in your role."

Paid Subscriber Notes (Substack)

R

Ridhul

"One of the best resources for low level design which I've seen, explains every detail to the point"
SR

Sravya Revuru

"Thanks for such a good content. Really helpful. Appreciate your effort. I genuinely chose paid membership without even a thought."
M

Miguel

"Thank you for sharing all this content you are of great value for the dev community."
S

Sunil

"The material for learning LLD and preparing for LLD interviews is really great."
P

Pawan

"I supported your work because, after seeing your videos, I gained confidence that I could do DSA and System Design."
N

Nitin

"Your content and its structure is easier to follow. DP was one of my weakness and Bottom up was out of my league until I followed your DP patterns blog. Keep up the good work!"
PG

Parth Garg

"Your articles are to the point, has complete knowledge of topic, does not feel to check other resources."
GU

Gowthami Uppula

"I believe this valuable information not provided any where. Thank you"
K

Kannan

"I find these articles easy to understand, at the same time very detail oriented."
PA

Prakhar Agarwal

"Your system design content quality is sooo good. Please keep posting such quality content."
SB

Shubhankar Bhadra

"The thought process is very intuitve and after one time read I am imemdiately able to realize it at a scaled level. My engineering level increase by delta after very quality read."
J

Jeffrey

"I appreciate the effort you put into content creation for helping software developers succeed at their aspirations."
R

Ridhul

"One of the best resources for low level design which I've seen, explains every detail to the point"
SR

Sravya Revuru

"Thanks for such a good content. Really helpful. Appreciate your effort. I genuinely chose paid membership without even a thought."
M

Miguel

"Thank you for sharing all this content you are of great value for the dev community."
S

Sunil

"The material for learning LLD and preparing for LLD interviews is really great."
P

Pawan

"I supported your work because, after seeing your videos, I gained confidence that I could do DSA and System Design."
N

Nitin

"Your content and its structure is easier to follow. DP was one of my weakness and Bottom up was out of my league until I followed your DP patterns blog. Keep up the good work!"
PG

Parth Garg

"Your articles are to the point, has complete knowledge of topic, does not feel to check other resources."
GU

Gowthami Uppula

"I believe this valuable information not provided any where. Thank you"
K

Kannan

"I find these articles easy to understand, at the same time very detail oriented."
PA

Prakhar Agarwal

"Your system design content quality is sooo good. Please keep posting such quality content."
SB

Shubhankar Bhadra

"The thought process is very intuitve and after one time read I am imemdiately able to realize it at a scaled level. My engineering level increase by delta after very quality read."
J

Jeffrey

"I appreciate the effort you put into content creation for helping software developers succeed at their aspirations."

YouTube Comments

@

@maheshkoti6506

"You have solved 1583 problems on leetcode, that's great. But even greater is that by making this one video you are solving millions of DSA learners problem."
@

@mithra05jk

"This is by far the most efficient 13 minutes I have spent on YouTube, every minute had precise content! Thank you."
@

@sherlock-z1d

"Thanks for sharing. I had an interview at Uber Brazil. Since I had no DSA training, I didn't do well. But now I'm learning a lot from your videos. I'm improving a lot with these tips."
@

@iamhimangshude

"I must say this is most basic and simple explanation ever, I've seen on System Design on YouTube!"
@

@dhareppabistagond6155

"Dear YouTube, why did I have to scroll so much to find THIS? Fix your search algorithm ASAP"
@

@Aashick_Nizar

"This video is a game-changer! Currently, I'm focused on the Algomaster 75 list, and I've already noticed a significant improvement in my problem-solving skills."
@

@forkindev5757

"Your 15 patterns was really helpful. I have been doing it for a month. Though I haven't cracked any yet. I can identify patterns now while reading a problem."
@

@maheshkoti6506

"You have solved 1583 problems on leetcode, that's great. But even greater is that by making this one video you are solving millions of DSA learners problem."
@

@mithra05jk

"This is by far the most efficient 13 minutes I have spent on YouTube, every minute had precise content! Thank you."
@

@sherlock-z1d

"Thanks for sharing. I had an interview at Uber Brazil. Since I had no DSA training, I didn't do well. But now I'm learning a lot from your videos. I'm improving a lot with these tips."
@

@iamhimangshude

"I must say this is most basic and simple explanation ever, I've seen on System Design on YouTube!"
@

@dhareppabistagond6155

"Dear YouTube, why did I have to scroll so much to find THIS? Fix your search algorithm ASAP"
@

@Aashick_Nizar

"This video is a game-changer! Currently, I'm focused on the Algomaster 75 list, and I've already noticed a significant improvement in my problem-solving skills."
@

@forkindev5757

"Your 15 patterns was really helpful. I have been doing it for a month. Though I haven't cracked any yet. I can identify patterns now while reading a problem."

Meet the Creator

Founder

Ashish Pratap Singh

Hi! I'm a software engineer passionate about helping others excel in coding interviews and level up their Software Engineering career.

After solving 1000s of coding problems across multiple platforms and going through countless technical interviews myself, I created AlgoMaster.io to help make the learning process more systematic and enjoyable for everyone.

Frequently Asked Questions

Answers to commonly asked questions about AlgoMaster.io and Newsletter

Still have questions?

We're here to help! Contact us directly at contact@algomaster.io or ask in our Discord channel