The latest articles on DEV Community by Gowtham s (@gowtham_s_5e09c51b7ee0491). https://dev.to/gowtham_s_5e09c51b7ee0491 https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F3966789%2Fe5f95afe-a7d5-49c1-840e-acee96c49126.jpg https://dev.to/gowtham_s_5e09c51b7ee0491 en Gowtham s Wed, 03 Jun 2026 15:14:05 +0000 https://dev.to/gowtham_s_5e09c51b7ee0491/i-built-a-free-platform-to-learn-dsa-system-design-lld-ai-engineering-java-python-and-c-in-1ppg https://dev.to/gowtham_s_5e09c51b7ee0491/i-built-a-free-platform-to-learn-dsa-system-design-lld-ai-engineering-java-python-and-c-in-1ppg <p>As a software engineer preparing for interviews, I faced a frustrating problem.</p> <p>Learning resources were scattered everywhere.</p> <ul> <li>DSA on one platform</li> <li>System Design on another</li> <li>Low Level Design somewhere else</li> <li>Java and Python documentation elsewhere</li> <li>AI Engineering spread across blogs and YouTube videos</li> </ul> <p>I constantly switched between tabs, notes, courses, and bookmarks.</p> <p>So I decided to build something for myself.</p> <p>Today, that project has grown into <strong>ReviseAlgo</strong>.</p> <h2> What is ReviseAlgo? </h2> <p>ReviseAlgo is a developer learning platform focused on:</p> <h3> Data Structures &amp; Algorithms </h3> <p>Learn interview-focused concepts such as:</p> <ul> <li>Sliding Window</li> <li>Two Pointers</li> <li>Binary Search</li> <li>Dynamic Programming</li> <li>Graphs</li> <li>Trees</li> <li>Heaps</li> <li>Backtracking</li> </ul> <p>Instead of just memorizing solutions, the goal is to understand patterns and problem-solving frameworks.</p> <h3> System Design </h3> <p>Topics include:</p> <ul> <li>CAP Theorem</li> <li>Consistency Models</li> <li>Caching</li> <li>Sharding</li> <li>Message Queues</li> <li>Distributed Systems</li> <li>API Design</li> <li>Databases</li> <li>Security</li> <li>Monitoring</li> </ul> <p>Along with real-world system design case studies such as:</p> <ul> <li>Instagram</li> <li>Uber</li> <li>WhatsApp</li> <li>Netflix</li> <li>YouTube</li> <li>TinyURL</li> </ul> <h3> Low Level Design </h3> <p>Covering:</p> <ul> <li>SOLID Principles</li> <li>Design Patterns</li> <li>UML</li> <li>OOP Fundamentals</li> <li>Machine Coding Style Problems</li> </ul> <h3> AI Engineering </h3> <p>One of the fastest growing interview domains today.</p> <p>Topics include:</p> <ul> <li>LLM Fundamentals</li> <li>RAG</li> <li>GraphRAG</li> <li>AI Agents</li> <li>MCP Protocol</li> <li>LangGraph</li> <li>Prompt Engineering</li> <li>Fine Tuning</li> <li>Inference Optimization</li> <li>Agent Memory</li> </ul> <h3> Programming Languages </h3> <p>Complete learning tracks for:</p> <ul> <li>Java</li> <li>Python</li> <li>C++</li> </ul> <p>From beginner concepts to advanced topics such as concurrency, memory management, JVM internals, templates, reflection, streams, and more.</p> <h2> Why I Built It </h2> <p>Most platforms focus on a single area.</p> <p>I wanted a place where a software engineer could follow a complete roadmap:</p> <ol> <li>Learn a programming language</li> <li>Master DSA</li> <li>Learn Low Level Design</li> <li>Learn System Design</li> <li>Understand AI Engineering</li> <li>Prepare for interviews</li> </ol> <p>All from a single platform.</p> <h2> Current Focus </h2> <p>I'm continuously improving:</p> <ul> <li>Visual explanations</li> <li>Interactive learning</li> <li>Interview-focused content</li> <li>AI Engineering resources</li> <li>Mock interview experiences</li> </ul> <h2> Feedback Welcome </h2> <p>This is still a work in progress, and I'd love feedback from fellow developers.</p> <p>What would make a platform like this more useful for your learning journey?</p> <p>You can check it out here:</p> <p>🚀 <a href="https://revisealgo.com" rel="noopener noreferrer">https://revisealgo.com</a></p> <p>Main urls<br> <a href="https://revisealgo.com" rel="noopener noreferrer">https://revisealgo.com</a><br> <a href="https://revisealgo.com/dsa" rel="noopener noreferrer">https://revisealgo.com/dsa</a><br> <a href="https://revisealgo.com/interview" rel="noopener noreferrer">https://revisealgo.com/interview</a><br> <a href="https://revisealgo.com/jobs" rel="noopener noreferrer">https://revisealgo.com/jobs</a><br> <a href="https://revisealgo.com/playground" rel="noopener noreferrer">https://revisealgo.com/playground</a><br> <a href="https://revisealgo.com/roadmap" rel="noopener noreferrer">https://revisealgo.com/roadmap</a></p> <p>Happy learning!</p> algorithms interview learning systemdesign