01 — Sabse Important
🔥
Core Skill — DSA
This is gatekeeper. Master this and every door opens. Quality > Quantity always.
Must Learn
LeetCode
300–500 Questions
- Arrays & Strings — Foundation of everything
- Linked List — Classic interview staple
- Stack & Queue — Mastery required
- Trees, Binary Trees & BST
- Graphs — BFS, DFS problems
- Recursion + Backtracking
- Dynamic Programming 🔥 — Non-negotiable
🎯 Platform: LeetCode (Most Important)
02 — Foundation
💻
Programming Language
Having strong command in language. Pick one and go deep.
C++ (Best for DSA)
Java
Python
- C++ — DSA ke liye best choice
- Java — Enterprise favorite
- Python — Easy syntax, but need depth for interviews
💡 Pick one & master it completely
03 — Critical
🌐
CS Fundamentals
Don't Ignore. Direct questions in interviews.
OS
DBMS
CN
OOPs
- Operating System — Process vs Thread?
- DBMS — What are Index in DB?
- Computer Networks — TCP vs UDP?
- OOPs — Concepts + real examples
⚠️ Skip at your own risk
04 — Resume Booster
🚀
Development Skills
Not must for FAANG, but it help's in shortlisting. Strong projects required.
Web Dev
App Dev
Backend
- Web Dev — MERN Stack 🔥 (Top choice)
- App Dev — Flutter / React Native
- Backend Dev — Node.js / Django
- 2–3 strong projects (no todo apps ❌)
- Example: AI-based project
- Full stack app (auth + DB + APIs)
📂 Quality projects > quantity
05 — Beyond DSA
🧠
Problem Solving + Logic
Ye DSA se bhi upar hai. The real differentiator between good and great.
Pattern Recognition
Optimization
Dry Run
- Pattern recognition — See the solution before coding
- Optimized thinking — O(n), O(log n) mindset
- Dry run habit — Trace through your code
🏆 The real interview differentiator
06 — Gate Opener
📋
Resume Skills
Resume hi gate kholta hai. This is your first impression — make it count.
DSA
Projects
Achievements
- DSA — Mention platforms & stats
- Projects — With measurable impact
- Skills — Relevant tech only
- Achievements — Ranks, hackathons, certifications
🎯 1-page, ATS friendly format
07 — Optional
🏅
Competitive Programming
Not directly required for FAANG, but gives a massive speed boost in problem solving.
Codeforces
CodeChef
Speed++
- Codeforces — Best for competitive coding
- CodeChef — Good for beginners → advanced
- Problem solving speed gets a rocket boost 🚀
💡 Optional but powerful advantage
08 — Underrated
🗣️
Communication Skills
Bohot log yaha fail hote hain. You can solve the problem but can you explain it?
High Failure Rate
Explain Clearly
- Apna approach clearly explain kar
- Interviewer ko samjha pao — think out loud
- Practice mock interviews regularly
🎙️ Most underrated placement skill
09 — Advanced
⚙️
System Design
For higher roles and top companies. Shows engineering maturity and architectural thinking.
Scalability
Load Balancing
Databases
- Scalability — Handle millions of users
- Load balancing — Distribute traffic
- Databases — SQL vs NoSQL, sharding
- Caching, CDNs, Message Queues
🏢 Required for senior / FAANG roles