C++ Roadmap 2026
6 phases · 14 weeks · build one project in every phase.
Step-by-step plan
- Compilation and linking
- Data types and operators
- Control flow and functions
- References and const
- Namespaces and headers
Project: Build a command-line student marks calculator with menus, functions and input validation.
- Pointers and arrays
- Stack and heap
- Classes and constructors
- Inheritance and virtual functions
- RAII and smart pointers
Project: Create a library management system using classes, inheritance and smart pointers instead of raw new.
- vector, map, set, unordered_map
- Iterators and algorithms
- Lambdas and comparators
- Complexity analysis
- Coding round practice
Project: Write a word frequency and search tool for text files using STL containers and algorithms.
- Function and class templates
- Move semantics
- optional and variant
- Concepts and ranges
- string_view and format
Project: Implement a generic, type-safe configuration parser using templates, variant and optional.
- Threads and jthread
- Mutexes and condition variables
- Atomics
- Thread pools
- File and socket I/O
Project: Build a multithreaded log analyser that reads files and aggregates stats with a thread pool.
- CMake and libraries
- GoogleTest
- gdb and sanitizers
- perf profiling
- Mock interviews
Project: Package a tested in-memory key-value store with CMake, benchmarks and CI-ready sanitizer builds.
Practise each topic
Frequently asked questions
How long does it take to learn C++?
Following this roadmap takes about 14 weeks with regular practice. Working professionals usually need a little longer.
What should I learn first in C++?
Start with phase 1: Compilation and linking, Data types and operators, Control flow and functions. Build the phase project before moving on.
How do I know I am job-ready in C++?
When you can finish all phase projects on your own, solve the medium questions in the topic sheets and clear the mock interview comfortably.