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Free Guide

Developer Roadmap

A structured, step-by-step path through programming fundamentals, data structures, databases, web & mobile development, tooling, and system design.

6 structured stages24+ curated topicsBeginner to advanced

Programming Fundamentals

Data Structures & Algorithms

3Databases

4Web & Mobile Development

5Tools & Version Control

6System Design

Programming Fundamentals

Pick a language and get comfortable with the basics every interview builds on — syntax, logic, and how to think in code.

Python

Clean syntax, great for building fundamentals fast.

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JavaScript

The language of the web — used everywhere.

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Java

Strongly typed, OOP-first, widely used in enterprise.

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C++

Learn memory management and performance fundamentals.

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Data Structures & Algorithms

The core of most technical interviews — arrays, trees, graphs, and the classic patterns that show up again and again.

Arrays & Strings

Two-pointer, sliding window, and common traps.

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Linked Lists, Stacks & Queues

Pointer manipulation and common operations.

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Trees & Graphs

Traversals, BFS/DFS, and graph problems.

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Sorting & Searching

Complexity trade-offs and when to use what.

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Databases

Learn how data is stored and queried — essential for full-stack and backend roles.

SQL Fundamentals

Joins, aggregations, indexes, and query optimization.

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MySQL

The most widely used relational database in practice.

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MongoDB

Document-based NoSQL — schema design and queries.

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LINQ

Querying collections and data directly in code.

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Web & Mobile Development

Move from fundamentals into building real, interactive applications.

React

Component-based UI, hooks, and state management.

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Angular

Full-featured framework for large-scale apps.

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TypeScript

Add type safety on top of JavaScript.

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React Native

Take your React skills to mobile apps.

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Tools & Version Control

The everyday tooling every developer is expected to know cold.

Git

Branching, merging, and collaborative workflows.

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Bash

Shell scripting for automation and quick tasks.

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Shell

Core shell concepts used across Unix-like systems.

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PowerShell

Scripting and automation on Windows environments.

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System Design

For mid-to-senior roles — learn to reason about systems that scale under real-world constraints.

Scalability Basics

Vertical vs horizontal scaling, identifying bottlenecks.

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Load Balancing

Strategies for distributing traffic reliably.

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Caching Strategies

Cache invalidation, CDNs, and read-heavy systems.

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Design Case Studies

Walkthroughs of common system design questions.

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Explore More Languages

50+ additional languages and topics — from Kotlin and PHP to COBOL and Assembly.

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Ready to Start Your Roadmap?

Pick up where you are and work through every stage at your own pace.

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