Built by Arvind Kumar
Learn backend engineering with clear roadmaps, practical tools, and cohorts
Start with a roadmap, use daily tools to move faster, and join an ongoing cohort when you want guided execution.
What you get here
Roadmaps to learn the right things in order, tools you’ll use daily, and a kids corner built for fun.
Latest from My Blog
Fresh insights on backend development, system design, and engineering
Latest from YouTube
Tutorials on Java, Kafka, System Design, and backend engineering
Explore by Topic
Find content organized by what you want to learn
Apache Kafka
Master event streaming with Apache Kafka. From producers and consumers to Kafka Streams.
Spring Boot
Build robust backend applications with Spring Boot. REST APIs, security, data access.
Microservices
Design and build scalable microservices architectures. Patterns, communication, and deployment.
System Design
Learn to design large-scale distributed systems. Load balancers, databases, and more.
Java
Deep dive into Java fundamentals. JVM internals, concurrency, and modern patterns.
Interviews
Ace your technical interviews. Mock interviews, system design prep, and real questions.
Ready to build momentum?
Pick a roadmap, use the tools daily, and jump into a cohort when you want guided execution.