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C++ Interview Prep Combo
Crack coding rounds with DSA in C++, then clear the system design round.
DSA with C++
218 videos · All Level
System Design
122 videos · All Level
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Mix video courses in DSA, system design, Spring Boot, AI, DevOps and Python. Add more courses to unlock up to 20% off and longer access, up to 1 year.
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Courses grouped into a path, in the order we would teach them. One payment, and every course in the set gets 3 months of access per course in the set.
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Java Backend Engineer Combo
DSA in Java, Spring Boot APIs, system design and DevOps for backend roles.
DSA with Java
218 videos · All Level
Spring Boot
105 videos · All Level
System Design
122 videos · All Level
DevOps
110 videos · All Level
AI careerSave 15%
Python & AI Engineer Combo
Learn Python, solve DSA in Python and build generative AI applications.
Python
120 videos · All Level
DSA with Python
218 videos · All Level
Generative AI
98 videos · All Level
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DevOps & Cloud Engineer Combo
Automate with Python, ship with DevOps and design systems that scale.
DevOps
110 videos · All Level
Python
120 videos · All Level
System Design
122 videos · All Level
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React & Python Full-Stack Combo
Build the screens with React, the API with Python and plan it with system design.
React
114 videos · All Level
Python
120 videos · All Level
System Design
122 videos · All Level
Full-stackSave 15%
React & Java Full-Stack Combo
React for the front end, Spring Boot for the back end, system design to join them.
React
114 videos · All Level
Spring Boot
105 videos · All Level
System Design
122 videos · All Level
Interview readySave 15%
Frontend Interview Prep Combo
React interviews and machine-coding rounds, DSA in Python and system design.
React
114 videos · All Level
DSA with Python
218 videos · All Level
System Design
122 videos · All Level
AI careerSave 15%
React & AI App Developer Combo
Build AI-powered web apps with React, Python and generative AI.
React
114 videos · All Level
Python
120 videos · All Level
Generative AI
98 videos · All Level
Longer access with more courses (3 courses = 7 months each)A certificate for each course in the combo
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DSA with C++
DSA · 218 videos
System Design
System Design · 122 videos
Spring Boot
Backend · 105 videos
Generative AI
AI · 98 videos
+ 6 more courses unlocked+ 5 more courses unlocked
Testimonials
What learners say after finishing
Real learning stories from people building practical skills with visual notes.
4.8/5
10,000+ verified public & course reviews
Learner story
“The visual notes finally made React hooks click for me. I had watched several tutorials before, but this was the first time the concepts felt connected. I finished the course during one week of train rides.”
Learner story
“I used one DSA lesson each morning and became much more confident explaining solutions in interviews.”
Learner story
“Short pages, no filler. I stopped abandoning courses halfway once I switched to reading instead of watching.”
Learner story
“The Python examples went straight into my project the same afternoon. Clear and practical from the first lesson.”
Learner story
“I keep the SQL notes open while I work. Joins and window functions are easier to recall because I can find the exact visual explanation in seconds. It has become a daily reference, not just a course I completed.”
Learner story
“My approach to system design became much more structured within a month of finishing the course.”
Learner story
“The TypeScript course helped me understand the reason behind the types, not only the syntax. My project code feels much safer now.”
Learner story
“I came for Next.js and stayed for the visual explanations. Server and client components finally make sense without replaying long videos.”
Learner story
“The Node.js course connected routing, validation, security, and deployment into one clear mental model. I now understand how the pieces fit together in a production API.”
Learner story
“Data Analytics felt much less intimidating once every workflow was broken into short visual steps. I could practice one idea at a time.”
Learner story
“The DevOps notes gave me a practical path from containers to delivery pipelines. I return to the diagrams whenever I need to explain a workflow to my team.”
Learner story
“Generative AI finally felt concrete. The sections on prompts, RAG, and evaluation helped me move from experiments to a project I could actually demonstrate.”
Are these video courses?
Yes. Every lesson is a short animated video with voice explanation, so you can watch, pause, and rewatch any concept whenever you need a quick explanation.
How long does one course take to finish?
The DSA with C++ course has 218 videos with more than 25 hours of content, the DSA with Java course has 218 videos with more than 26 hours, the DSA with Python course has 218 videos with more than 26 hours, the System Design course has 122 videos with more than 32 hours, the Spring Boot course has 105 videos with more than 24 hours, the Generative AI course has 98 videos with more than 25 hours, the DevOps course has 110 videos with more than 32 hours, the Python course has 120 videos with more than 34 hours, and the React course has 114 videos with more than 24 hours. Most lessons take under fifteen minutes. Your completion time depends on your pace, but you can make useful progress every day.
How long do I get access?
Each purchase gives you 3 months of access. You can renew anytime for the same price. If you renew early, the new 3 months are added after your current access ends, so you lose no days.
Do I get a certificate?
Yes. You receive a certificate after completing each eligible course. It can be shared as evidence of the topics and practical skills you covered.
What skill level do I need to start?
The course begins at a beginner level and requires no previous DSA experience. Basic C++ is covered in the first module, so you can start from the beginning.
Do I keep access to my course?
You keep access for 3 months from your purchase. After that you can renew at any time, and your saved progress is waiting for you when you come back.
Do the lessons get updated?
Yes. When an important tool, technique, or standard changes, affected lessons are updated and the new version appears in your course at no extra cost.