🚀 Launch your career

Master Technical
Interviews

Learn JavaScript, TypeScript, React, Next.js, and System Design through structured, gamified learning paths.

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Daily Streak!

+100 XP
500+Questions
100+Topics
10+Learning Paths
50+Mock Interviews

Choose Your Path

From fundamentals to advanced architecture.

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AI Terminology

Master Artificial Intelligence concepts from fundamentals to advanced Generative AI, LLMs, AI Agents, RAG, Fine-Tuning, and Production AI Systems. Ideal for developers, AI engineers, and technical interviews.

106 TopicsExplore →
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API Fundamentals

Master APIs from basics to advanced concepts. Learn REST, HTTP, authentication, API security, testing, versioning, performance optimization, and real-world API design principles.

93 TopicsExplore →
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Cloud Fundamentals

Learn core cloud concepts by comparing equivalent services across AWS, Azure, and Google Cloud Platform (GCP). Ideal for developers, DevOps engineers, cloud engineers, and certification preparation.

37 TopicsExplore →
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Docker

Master Docker from fundamentals to production deployments. Learn containers, images, networking, volumes, Docker Compose, security, optimization, CI/CD integration, and container orchestration concepts.

91 TopicsExplore →
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Data Structures & Algorithms using JavaScript

Master DSA using JavaScript from fundamentals to advanced interview-level problem solving. Learn complexity analysis, data structures, algorithms, patterns, and system-level problem solving.

104 TopicsExplore →
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Express.js

Master Express.js from fundamentals to advanced backend development. Learn routing, middleware, authentication, security, APIs, performance optimization, and production-ready application architecture.

92 TopicsExplore →
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Frontend System Design

Master Frontend System Design from browser internals to scalable enterprise architectures, performance optimization, security, accessibility, observability, and real-world application design.

114 TopicsExplore →
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Git & GitHub

Master Git and GitHub from fundamentals to advanced workflows. Learn version control, branching strategies, collaboration, pull requests, CI/CD integration, and enterprise development practices.

97 TopicsExplore →
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HTML & CSS

Master HTML and CSS from fundamentals to advanced responsive layouts, accessibility, animations, and modern CSS architecture used in production applications.

99 TopicsExplore →
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JavaScript

The language of the web. Master core concepts, advanced patterns, and performance.

87 TopicsExplore →
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Linux for Developers

Master Linux from beginner to advanced. Learn terminal commands, file systems, networking, processes, shell scripting, security, Docker, DevOps, cloud deployments, and production troubleshooting.

103 TopicsExplore →
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Next.js

Master Next.js from fundamentals to advanced full-stack application development. Learn routing, rendering strategies, Server Components, data fetching, performance optimization, authentication, deployment, and system design.

112 TopicsExplore →
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Node.js

Master Node.js from fundamentals to advanced backend architecture. Learn core modules, asynchronous programming, APIs, databases, security, performance optimization, and scalable backend development.

114 TopicsExplore →
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React

Master the world's most popular UI library. Learn components, hooks, state management, and modern React patterns.

89 TopicsExplore →
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Redux & Redux Toolkit

Master Redux and Redux Toolkit from fundamentals to advanced state management patterns. Learn store architecture, reducers, middleware, async operations, performance optimization, and enterprise-scale application design.

94 TopicsExplore →
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Tailwind CSS

Master Tailwind CSS from fundamentals to advanced responsive design, customization, performance optimization, component architecture, and production-ready frontend development.

113 TopicsExplore →
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TypeScript

Master TypeScript from fundamentals to advanced type-level programming. Learn static typing, generics, utility types, and large-scale application development.

85 TopicsExplore →