A case interview is a live business problem — for example, "Should our client enter the Indian market?" or "Profits are falling, find out why" — that you solve in 30–40 minutes while the interviewer plays the client. You are expected to structure the problem, run quick math, test hypotheses, and land on a clear recommendation. McKinsey, BCG, and Bain use it as the main hiring filter because it mirrors how consultants actually work.

Give yourself 6–8 weeks and split your time across three tracks: cases, fit stories, and firm research. Learn one repeatable structuring approach, complete 25–30 practice cases out loud across profitability, market entry, growth, and operations, build 5–6 quantified leadership stories, and study each firm's recent work in India. Review every mock for recurring gaps — most candidates lose out on structuring and communication, not knowledge.

Most working professionals need 6–8 weeks at 5–8 hours per week, or roughly 25–40 cases with feedback. If you are starting from zero or targeting peak recruiting season, plan for 2–3 months. Case interview prep improves through quality feedback loops, so 30 well-reviewed cases beat 70 rushed ones.

Treat them as two buckets. For fit questions like "Why consulting?" or "Tell me about a time you led a team," keep a tight story arc with a measurable outcome. For cases, clarify the objective, present a structure, stay hypothesis-driven, involve the interviewer, and finish with a direct recommendation — interviewers score structure, math, and judgment far more than a "perfect" answer.

Books are a good starting point — a well-known framework book plus B-school casebooks will teach you the vocabulary and classic structures. But a consulting interview prep book cannot simulate a live interviewer pushing back on your math or recommendation, so treat reading as phase one and move to live practice within the first couple of weeks.

Solo drills work well for fundamentals: practice turning a prompt into a 3–4 bucket structure in under a minute, do daily mental math, and record yourself solving a full case to catch filler words and weak recommendations. Since a real interview is interactive, use alone-time to build structure and speed, then shift to live cases once you are comfortable.

Find a partner through prep communities, B-school groups, or colleagues targeting the same firms, and alternate roles so you also learn what a good case looks like from the interviewer's side. Run a realistic 40–45 minute loop — case, math, recommendation, honest feedback. If you cannot find someone in your city, case interview practice online over a video call works almost as well.

B-school casebooks from IIMs, ISB, and international programmes, sample cases on firm career pages, and standard prep books are the best sources. Organise your case interview practice questions by type — profitability, market entry, pricing, growth, operations — and progress from easy to interviewer-led and candidate-led formats so the real interview holds no surprises.

Yes. Case interview practice with AI is genuinely useful for late-night structuring reps, math drills, and first-pass feedback when no partner is free. Where it falls short is realistic pushback and judging your executive presence, so use it as a supplement for your first 10–12 cases and then move most of your practice to live partners.

There are three main entry routes: fresh graduates join as business analysts, MBA hires from IIMs, ISB, and global schools join as associates or consultants, and experienced professionals enter laterally. From there the ladder runs through project leadership toward partner, and many consultants also use 2–4 years at MBB as a springboard into CXO tracks, PE/VC, or their own ventures.

The standard ladder is business analyst → associate/consultant → engagement manager/project leader → associate partner/principal → partner, with roughly 2–3 years between early levels. MBB consulting career progression is performance-driven and competitive — you are assessed on client impact, problem-solving, and team development — so timelines vary between strong and exceptional performers.

MBB consulting recruitment in India runs through two channels: campus hiring at IITs, IIMs, and ISB, and off-campus or referral routes for working professionals. After a resume shortlist that screens for quantified impact, you typically face 3–5 rounds of case and fit interviews with consultants at increasing seniority. A referral and a consulting-ready CV meaningfully improve shortlist chances, so fix both before applying.

MBB firms pay at the top of the Indian market at both undergraduate and MBA entry, usually as base pay plus a performance bonus and other benefits. MBB consulting salary progression is steep — compensation jumps with every promotion, and partner-level earnings run into multiples of entry pay. Since figures change every hiring season, verify the latest numbers from current campus reports and consultant communities.

A McKinsey entry-level consultant salary is structured as a fixed base plus a performance bonus, and it is typically benchmarked at or near the top of the market for both business analysts and post-MBA consultants in India. The exact figure varies by role and office and is revised periodically, so treat any number older than a year with caution.

Accept that heavy weeks will happen and manage energy deliberately: set expectations with your team early, protect sleep and exercise even on projects, use breaks between engagements to actually recover, and build mentors who can spot the warning signs before you do. Burnout in consulting usually builds from ignored early signals, so treat recovery as a performance tool rather than a reward.