All in One Placement Preparation Platform

CODESTUDIO / PREPARE WITH PURPOSE

Master Coding & Ace Your Placement Interviews.

The ultimate repository for B.Tech & CS students — concepts, internals, practice problems, and interview blueprints all in one place.

Trusted by 10,000+ CS & B.Tech students

The preparation library

Everything You Need to Get Hired

We've organized everything students waste months searching for — in one powerful vault.

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DSA Sheets & Roadmaps

FAANG-style DSA sheets, Blind 75, Top 150 patterns, and company-wise questions.

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Company-Wise Sheets

LeetCode questions asked by 650+ companies — filtered by last 30 days, 3 months or all time.

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Interview Kits

HR, Aptitude, SQL & System Design interview prep kits.

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ATS-Friendly Resumes

Templates that clear ATS bots + portfolio guides used by top candidates.

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Private Q&A

Ask doubts directly inside our exclusive Telegram community.

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Premium Resources

Curated guides, cheat sheets, and courses to accelerate your developer journey.

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AI-PoweredAI-Powered

AI Resume Review

Get your resume analyzed by AI with ATS scoring and keyword optimization.

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AI-Powered

Resume Interview Kit

Personalized AI prep — upload your resume and get a tailored interview kit instantly.

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PREMIUM

AI Tutor

Ask any DSA or CS question and get instant AI-powered explanations.

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Premium Access

Choose Your Plan

Complete placement preparation from about ₹3 a day. No hidden fees.

Free

₹0

forever

Active for every free account

R2I AI
3 total chats · never reset
Company preparation & problems
Included
Projects with code
300+ projects
Free courses
8 cheatsheets + 5 programming courses
TechDepth
6 programming courses
Premium Vault
Not included
AI Mock Interview
₹299/month separately
AI Resume Review
₹299/month separately
AI Interview Prep
₹299/month separately
Most Popular

Yearly

₹2,999

₹999

per year

Save 67%

About ₹3/day · 12 months access

R2I AI
Unlimited for 1 year
Company preparation & problems
Included
Projects with code
300+ projects
Free courses
Included
TechDepth
All 57 technology paths
Premium Vault
17+ courses for 1 year
AI Mock Interview
₹299/month separately
AI Resume Review
₹299/month separately
AI Interview Prep
₹299/month separately

Lifetime

₹9,999

₹2,999

one time · forever

Save 70%

Pay once · keep access forever

R2I AI
Unlimited forever
Company preparation & problems
Included
Projects with code
300+ projects
Free courses
Included
TechDepth
All 57 technology paths
Premium Vault
17+ courses forever
AI Mock Interview
Included forever
AI Resume Review
Included forever
AI Interview Prep
Included forever

Each AI tool is also available individually for ₹299/month, including R2I AI. Monthly purchases provide one month of access; renew manually. Existing purchases keep their benefits. Unfinished TechDepth courses remain Coming Soon.

Trusted by placement-season students

Here’s what students get when they choose the CodeStudio Premium Vault.

17

Structured courses

700+

Practice problems

100+

Quizzes and tests

2,500+

Active Students

What you unlock

  • Placement-focused DSA, OS, DBMS, CN, OOP, SQL, LLD, HLD, aptitude and HR preparation
  • Topic-by-topic lessons, revision notes, practice problems and quizzes in one learning path
  • Company-specific preparation kits for service-based companies, product companies and FAANG
  • Progress tracking that makes it easy to pause, revise and continue where you left off
  • ₹999 yearly or ₹2,999 lifetime course access
  • All four AI tools included with Lifetime; individually ₹299/month
“Perfect for campus placements. Aptitude and DSA together helped me prepare without switching between different resources.”

Karthik N.

COEP Pune

“The Core CS section was exactly what I needed for revision before my Wipro interview.”

Pooja Y.

Wipro Elite

“The SQL and DBMS material helped me focus on the database questions that came up in my interview.”

Rohan D.

Oracle

“The company-specific sheets gave me a clear two-week plan instead of a huge list of random problems.”

Divya M.

Walmart

“The topic order made placement preparation much easier to manage alongside college work.”

Sahil M.

PEC Chandigarh

“The combination of aptitude, coding and revision material helped me prepare for every round in one place.”

Ishita B.

Deloitte

Premium Access

Choose Your Plan

Complete placement preparation from about ₹3 a day. No hidden fees.

Free

₹0

forever

Active for every free account

R2I AI
3 total chats · never reset
Company preparation & problems
Included
Projects with code
300+ projects
Free courses
8 cheatsheets + 5 programming courses
TechDepth
6 programming courses
Premium Vault
Not included
AI Mock Interview
₹299/month separately
AI Resume Review
₹299/month separately
AI Interview Prep
₹299/month separately
Most Popular

Yearly

₹2,999

₹999

per year

Save 67%

About ₹3/day · 12 months access

R2I AI
Unlimited for 1 year
Company preparation & problems
Included
Projects with code
300+ projects
Free courses
Included
TechDepth
All 57 technology paths
Premium Vault
17+ courses for 1 year
AI Mock Interview
₹299/month separately
AI Resume Review
₹299/month separately
AI Interview Prep
₹299/month separately

Lifetime

₹9,999

₹2,999

one time · forever

Save 70%

Pay once · keep access forever

R2I AI
Unlimited forever
Company preparation & problems
Included
Projects with code
300+ projects
Free courses
Included
TechDepth
All 57 technology paths
Premium Vault
17+ courses forever
AI Mock Interview
Included forever
AI Resume Review
Included forever
AI Interview Prep
Included forever

Each AI tool is also available individually for ₹299/month, including R2I AI. Monthly purchases provide one month of access; renew manually. Existing purchases keep their benefits. Unfinished TechDepth courses remain Coming Soon.

Trusted by placement-season students

Here’s what students get when they choose the CodeStudio Premium Vault.

17

Structured courses

700+

Practice problems

100+

Quizzes and tests

2,500+

Active Students

What you unlock

  • Placement-focused DSA, OS, DBMS, CN, OOP, SQL, LLD, HLD, aptitude and HR preparation
  • Topic-by-topic lessons, revision notes, practice problems and quizzes in one learning path
  • Company-specific preparation kits for service-based companies, product companies and FAANG
  • Progress tracking that makes it easy to pause, revise and continue where you left off
  • ₹999 yearly or ₹2,999 lifetime course access
  • All four AI tools included with Lifetime; individually ₹299/month
“Perfect for campus placements. Aptitude and DSA together helped me prepare without switching between different resources.”

Karthik N.

COEP Pune

“The Core CS section was exactly what I needed for revision before my Wipro interview.”

Pooja Y.

Wipro Elite

“The SQL and DBMS material helped me focus on the database questions that came up in my interview.”

Rohan D.

Oracle

“The company-specific sheets gave me a clear two-week plan instead of a huge list of random problems.”

Divya M.

Walmart

“The topic order made placement preparation much easier to manage alongside college work.”

Sahil M.

PEC Chandigarh

“The combination of aptitude, coding and revision material helped me prepare for every round in one place.”

Ishita B.

Deloitte

Company-Wise Prep

Prepare for Your Target Company

Exact exam patterns, section-wise syllabus, previous-year questions and week-by-week roadmaps for 30+ top recruiters.

TCS logo

TCS

5 rounds • IT Services

TCS hires freshers through the National Qualifier Test (NQT) on TCS iON — a single integrated test with a Foundation part (Numerical, Verbal, Reasoning) and an Advanced part (Advanced Quant/Reasoning + Coding) that together decide whether you're mapped to Ninja, Digital or Prime. This guide covers the full section-wise pattern, syllabus, role-wise interview expectations, PYQ-style questions, ready code, SQL/DBMS/OOP revision and a week-by-week roadmap.

Package: ₹3.5–12 LPA

Part A — Numerical AbilityPart A — Verbal AbilityPart A — Reasoning Ability
View exam pattern
Infosys logo

Infosys

6 rounds • IT Services

Infosys runs two distinct hiring tracks: Systems Engineer (SE) usually starts with a 100-minute aptitude, verbal, pseudocode and puzzle assessment, while Digital Specialist Engineer (DSE) and Specialist Programmer (SP) are selected mainly through a long coding assessment (typically 3 problems in 3 hours) followed by live technical interviews. This guide covers the exact section-wise pattern, full syllabus with formulas, representative questions, ready code, SQL/DBMS/OOP revision and an 8-week roadmap. The official assessment email always overrides any public preparation resource, including this guide.

Package: ₹6.25–21 LPA

SE — Logical ReasoningSE — Mathematical AbilitySE — Verbal Ability
View exam pattern
Wipro logo

Wipro

5 rounds • IT Services

Wipro hires through two closely related tracks — Elite NLTH for Project Engineers and Turbo for Junior Associate Software Engineers. Both share a similar backbone: an aptitude block covering quant, logical and verbal reasoning, a written communication (essay) task, and a two-problem coding round, followed by a technical and HR interview (sometimes with a voice/communication assessment). This guide covers the exact section split, syllabus, formulas, previous-year questions, ready-to-use code and a 6-week roadmap.

Package: ₹3.5–8 LPA

Quantitative AbilityLogical ReasoningVerbal Ability
View exam pattern
Cognizant Technology Solutions logo

Cognizant Technology Solutions

7 rounds • Indian IT

Everything you need for the Cognizant hiring process across PAN India: eligibility rules for GenC PAT (₹4 LPA), GenC Pro (₹5.4 LPA) and GenC Next (₹6.75 LPA), both reported aptitude formats, the three technical clusters (Java+SQL+Web UI, Python+SQL+Cloud, C#+SQL+Web UI), repeated coding and SQL patterns, and full technical + HR interview preparation.

Package: ₹4–9 LPA

Registration & PPTCommunication AssessmentAptitude (Pattern A)
View exam pattern
Accenture logo

Accenture

4 rounds • Consulting / IT Services

Accenture's hiring process runs on HirePro across four rounds — a 90-minute cognitive + technical MCQ test, a 45-minute coding round, a 30-minute AI communication assessment and a combined technical + HR interview. This guide breaks down every section, the role-wise coding difficulty for ASE, AASC and AEH, previous-year question patterns, formulas, ready code in Python and C++, and a week-by-week plan.

Package: ₹4.5–11 LPA

Round 1 — Cognitive & Technical AssessmentRound 2 — Coding AssessmentRound 3 — Communication Assessment
View exam pattern
Capgemini logo

Capgemini

7 rounds • IT Services

Capgemini's fresher hiring for Analyst and Software Engineer runs through a shared online assessment — technical MCQs and pseudocode, an English communication test, game-based cognitive ability, a PowerSkills behavioural section and two coding problems — followed by a technical interview and an HR interview. Role and package depend on your performance across every stage, not just clearing the cutoff. This guide covers every section, the syllabus, representative questions, ready code, SQL/OOP/OS revision and a week-by-week plan.

Package: ₹4–7.5 LPA

Round 1 — Technical MCQs & PseudocodeRound 2 — English CommunicationRound 3 — Game-based Cognitive Ability
View exam pattern
Google logo

Google

5 rounds • Big Tech / Product

Preparing for Google requires high-bar DSA and problem-solving skills. The process for Interns and L3 University Hires involves rigorous coding interviews, algorithmic depth, and for L3, lightweight system design and the famous 'Googliness' behavioural evaluation. Use the patterns and roadmap below to structure your prep.

Package: ₹25–50+ LPA · intern ₹1.5–2.2L/mo

SWE Intern · Technical InterviewsL3 · Technical Phone ScreenL3 · On-site Coding
View exam pattern
Microsoft logo

Microsoft

6 rounds • Big Tech / Product

Microsoft's hiring process for students and recent graduates focuses on strong DSA, clean coding, problem-solving, and alignment with their growth mindset culture. While Intern roles (Explore/Engage) prioritise learning potential and fundamentals, University Graduate roles include design and deep behavioural evaluation through the 'As Appropriate' (AA) round.

Package: ₹30–55 LPA · intern ₹1.2–2L/mo

SWE Intern · Online AssessmentSWE Intern · Technical Interviews (x2)University Graduate · Online Assessment
View exam pattern
Flipkart logo

Flipkart

8 rounds • Indian Unicorn

Flipkart does not run one common fresher exam. GRiD/SDE-1 is heavily DSA and design oriented, Runway is an early-career DSA program, and PM Internship and Data Analyst assessments lean on aptitude, product/business thinking, SQL and case analysis. Prepare for each program separately using the structures, syllabus and question banks below.

Package: ₹18–32 LPA · intern ₹80k–1.2L/mo

SDE-1 · Online coding assessmentSDE-1 · Technical interview 1SDE-1 · Technical interview 2
View exam pattern

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Companies That Hire from Our Community

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DE Shaw logoDE Shaw
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