Interview Prep

Everything to crack campus placements and product-based companies — interactive aptitude tests, DSA & algorithm question banks, a company-cracking roadmap, CS fundamentals and resume/HR tips. All free.

🧠 Interactive Aptitude Tests

Practice Quantitative Aptitude, Logical Reasoning and Verbal Ability with instant answers, explanations and live scoring — topic by topic.

Start Practising →
Coding

DSA & Algorithm Questions

Master data structures and algorithms topic-by-topic, then drill curated problem sets used by top companies.

🤖 Free DSA Mock Tests — topic-wise

Arrays, Strings, Linked Lists, Stacks & Queues, Trees & Graphs, Sorting, Searching and Complexity — 10 questions per set with instant answers, explanations and live scoring.

Start DSA Mock Tests →
📈

Arrays & Strings

Two pointers, sliding window, prefix sums, hashing.

🔗

Linked Lists & Stacks

Reversal, cycle detection, queues, monotonic stacks.

🌳

Trees & Graphs

BFS/DFS, BST, tries, topological sort, shortest paths.

🧩

DP & Recursion

Memoisation, tabulation, knapsack, LIS, grid DP.

WEB

Striver’s A2Z DSA Sheet

A free, structured path from basics to advanced with problems and video solutions.

Free roadmap
Open ↗
WEB

NeetCode 150

The most important 150 patterns for coding interviews, with clean explanations.

Pattern-based
Open ↗
WEB

LeetCode

Practice thousands of problems and company-tagged question sets.

Practice
Open ↗
WEB

GeeksforGeeks DSA

Concept tutorials, examples and practice for every DSA topic.

Tutorials
Open ↗
Target the best

Crack Product-Based Companies

A clear roadmap to prepare for product companies (MAANG / FAANG and top startups) where the bar is DSA + CS fundamentals + system design.

1️⃣

Build DSA strength

Finish a structured sheet (A2Z / NeetCode 150), then solve company-tagged problems.

2️⃣

Lock CS core

OS, DBMS, Computer Networks and OOP — asked in almost every interview.

3️⃣

Learn system design

Start with the basics (scaling, caching, databases) for SDE roles.

4️⃣

Mock & apply

Do timed mocks, fix weak spots, and apply via referrals + off-campus drives.

WEB

System Design Primer

A hugely popular free resource to learn how to design large-scale systems.

System design
Open ↗
WEB

HackerRank

Skill certifications and problem sets used by many company assessments.

Assessments
Open ↗
WEB

Tech Interview Handbook

Free, high-quality guides on coding interviews, behavioural rounds and resumes.

Free guide
Open ↗
WEB

MasterMan DSA Full Mock

Take a timed, full-length DSA mock test with a score report and explanations.

Mock test
Start →
Core subjects

CS Fundamentals

The theory that decides interviews — brush up these four before any product-company interview.

WEB

Operating Systems

Processes, threads, scheduling, deadlocks, memory & paging.

Study ↗
WEB

DBMS & SQL

Normalisation, transactions, indexing, joins and queries.

Study ↗
WEB

Computer Networks

OSI/TCP-IP, HTTP, DNS, TCP vs UDP, routing basics.

Study ↗
WEB

OOP Concepts

Encapsulation, inheritance, polymorphism, abstraction & SOLID.

Study ↗
The last mile

Resume, HR & Behavioural

📄

1-page resume

Keep it to one page: impact-driven bullets, real projects, and links to your work.

💬

Behavioural (STAR)

Answer using Situation, Task, Action, Result. Prepare 5–6 solid stories.

💡

Projects that stand out

Two strong, deployed projects beat ten half-finished ones. Know yours deeply.

🤝

Mock interviews

Practise out loud with peers; explain your thought process, not just the answer.

Start applying

Apply for Jobs & Internships

Once your prep is on track, apply widely. These are the top job portals for freshers and experienced candidates in India — create a profile, upload your resume and set alerts for relevant roles.

JOBS

Naukri.com

India’s largest job portal — software, core engineering and fresher roles across companies.

Jobs • India
Open Naukri ↗
JOBS

Indeed

Huge global + India listings with easy search, salary insights and quick apply.

Jobs • Global
Open Indeed ↗
JOBS

LinkedIn Jobs

Apply through your network, follow companies and use referrals — the best channel for product roles.

Network + jobs
Open LinkedIn ↗
JOBS

Internshala

Internships and fresher jobs — ideal for students and final-year candidates.

Internships
Open Internshala ↗
JOBS

Wellfound (AngelList)

Startup jobs and internships — direct access to founders and early-stage teams.

Startups
Open Wellfound ↗
JOBS

Instahyre

Curated tech jobs with direct recruiter access — strong for software roles.

Tech roles
Open Instahyre ↗
JOBS

Cutshort

AI-matched tech and startup jobs with quick applications and skill assessments.

Tech • startups
Open Cutshort ↗
JOBS

Foundit (Monster)

General job search across IT, core and non-tech roles in India and the Gulf.

Jobs • India
Open Foundit ↗
Apply smart: keep a one-page resume ready, set daily job alerts, and always try for a referral on LinkedIn before applying cold. Freshers: don’t skip Internshala and off-campus drives. New to LinkedIn? Read our guide to creating a strong LinkedIn profile.
FAQ

Frequently asked questions

Are the aptitude tests and interview material free?
Yes — all aptitude tests, DSA question banks and interview resources are free, with worked solutions.
What should I study to crack product-based companies?
Focus on Data Structures & Algorithms, core CS fundamentals (OS, DBMS, networks, OOP), problem-solving practice and clear communication. We provide a structured roadmap.
How do I start with DSA and algorithms?
Begin with arrays, strings and hashing, then move to trees, graphs and dynamic programming. Practise consistently and revise patterns rather than memorising solutions.