Stop random grinding. Follow structured roadmaps used by 12,000+ students to crack Amazon, Google, Microsoft & more.
Master all major DSA topics from arrays to graphs, dynamic programming, and advanced trees.
Prereq: Basic C++/Java
0% — Start Now
Build full-stack apps with MongoDB, Express, React & Node.js from scratch to deployment.
Prereq: HTML, CSS, JS basics
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From Python basics to neural networks, NLP, and real-world ML project deployment.
Prereq: Python, basic math
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Learn distributed systems, load balancing, caching, database sharding & microservices.
Prereq: DSA + Backend basics
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OS, DBMS, Computer Networks, and OOP — the must-know subjects for placements.
Prereq: None
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SQL mastery from basics to window functions, query optimization, and ETL pipelines.
Prereq: Basic programming
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Quantitative aptitude, logical reasoning, and verbal ability for placement aptitude rounds.
Prereq: None
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SOLID principles, design patterns, and building real OOP systems like parking lot, elevator.
Prereq: OOP + DSA basics
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Docker, Kubernetes, CI/CD pipelines, AWS/GCP basics for modern development workflows.
Prereq: Linux basics, Git
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Advanced problem solving — segment trees, graph algorithms, number theory for CP contests.
Prereq: Strong DSA foundation
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Self-paced course pages with topics, examples, and quick references.
First 3 modules free — unlock full roadmaps with Premium
Arrays & Hashing
Strings & Two Pointers
Linked Lists
Stacks & Queues
Unlock with PremiumBinary Trees
Dynamic Programming
Not sure where to start? Pick your goal.
The rigorous 6–12 month prep path to Amazon, Google, Meta, Microsoft.
MERN + deployment path. Portfolio-ready in 3–5 months.
SQL + Excel + Python + BI tools. 2–4 month sprint.
Python → ML → Deep Learning → LLMs. 6–9 months.
Broad SDE prep — DSA + OOP + one full-stack project. 4–6 months.
Linux → Docker → K8s → AWS. 4–7 months.
Flutter or React Native + Firebase. 3–5 months.
APIs + databases + system design. 4–6 months.
TCS / Infosys / Wipro focused prep. 2–3 months.
Keep the momentum going with the rest of the CodeStudio practice stack.
DSA 101 Practice Sheet
The 300-problem starter sheet covering every core pattern.
Curated DSA Sheets
Striver, Blind 75, Love Babbar and more, with progress tracking.
Company-Wise Problems
Interview process, rounds and must-solve sets per company.
Company LeetCode Sheets
650+ companies, sorted by how often each question shows up.