1. What Does an Investment Banker Actually Do? 🤔

The Short Answer

You know that feeling when your group project has one person who organizes everything, makes the slides look expensive, and somehow convinces the teacher it deserves an A+? An investment banker is that person… but for billion-dollar company deals.

At the core, an Investment Banker is a matchmaker between:

• companies that need money (to grow, survive, or buy another company), and
• investors who have money (and want returns).

They help companies raise cash by selling stocks (equity) or bonds (debt)—especially in big moments like an Initial Public Offering (IPO), when a company goes public for the first time. They also advise on mergers and acquisitions (M&A) and help businesses restructure when times get rough. That means valuing companies, building financial models (yes, Excel is basically your second brain), drafting key documents like prospectuses, and pitching deals in high-stakes roadshows to win investor trust. [1][2][4][5]

What You Actually Do All Day (Not the Movie Version)

Let’s make it real. A lot of the job is:

• Building and updating Excel valuation models (like DCF models).
• Creating pitch decks (slides that sell the story of a deal).
• Doing analysis under tight deadlines (sometimes “by tomorrow morning” means “by 2 AM”).
• Coordinating with teams and clients—because deals are part finance, part relationships, and part negotiation.

And yes—this happens in different kinds of firms:

• Bulge-bracket banks (think Goldman Sachs) with big prestige and brutal hours.
• Boutique banks (more focused advisory). [6][7]

A Day-in-the-Life Snapshot

Picture this:

• 9:00 AM: You’re reviewing markets and deal updates. Coffee is not optional.
• 11:00 AM: Your team asks for a new valuation scenario “just in case the buyer changes their offer.”
• 2:00 PM: You’re editing a pitch deck and catching tiny mistakes because the Managing Director will absolutely notice.
• 7:00 PM: Client call. Everyone suddenly becomes extremely polite and confident.
• 11:30 PM: You’re still working because the deal is moving fast and tomorrow’s roadshow prep needs to be perfect.

High energy, high pressure, high stakes.

Why This Career is Awesome ✨

If you’re the kind of person who loves competition, big goals, and being in rooms where decisions actually move the economy… investment banking can feel like the major leagues.

Here’s what people chase:

• Explosive earning potential: Entry-level analysts can make $150,000+ total compensation in year one, with the ceiling going up to millions for partners. [6]
• Front-row seats to huge moments: IPOs, M&A deals, restructurings—these are the “season finales” of business.
• Prestige and network: Working at firms like Goldman Sachs can plug you into elite circles and open doors to private equity, hedge funds, fintech, or even C-suite paths later. [7]

And the “flex” moments are real:

• “I helped a company go public.”
• “I worked on a major acquisition.”
• “I’ve pitched deals to wealthy investors in roadshows.”

That’s not just a job. That’s a story you carry.

The Hard Truths (Reality Check) ⚠️

Investment banking is one of those careers where the rewards are loud… and the costs can be quieter until they hit you.

Let’s be blunt: burnout is rampant. Analysts often quit after about 2 years because of 100-hour weeks, “soul-crushing Excel slavery,” and the feeling of having “made bank but lost my 20s.” That’s not drama—that’s a common pattern.

So if you’re curious about IB, don’t just ask “Can I get in?”
Ask: “Can I handle the lifestyle long enough to get what I want out of it?”

What Nobody Tells You:

• Work-life balance can be nonexistent: Expect 80–100 hour weeks during deals, all-nighters, and weekend work.
• Stress is baked into the job: Deadlines that can kill deals, high-pressure bosses, and billion-dollar stakes.
• Health risks are real: Chronic sleep deprivation, anxiety/depression risk, sedentary lifestyle + junk food, and high burnout.

Common Regrets from People Who Left:

• “The glamour hides hell.”
• “I wish I knew how much of it was just grinding.”
• “I pivoted for sanity.”
  (These themes show up repeatedly in “why I quit IB” stories.)

The Financial Reality:

• Your pay is often bonus-dependent, so it can swing with markets.
• Hidden costs add up: tailored suits (often $5,000+), certification exams like CFA (around $4,000), plus constant networking dinners.

Career Risks:

• The industry is cyclical: downturns can mean layoffs, especially for juniors.
• AI/automation is reducing manual modeling and basic research—so you’ll need to level up into strategy and relationship skills to stay valuable. [3][6]

And one myth to bust: it’s not always champagne and skyscrapers. A lot of it is being incredibly tired… while trying to be incredibly accurate.

2. Is This Career Future-Proof? 📈

Job Market Reality Check

The outlook is stable, with a 3–5% growth rate and high demand. Over the next 5–10 years, there’s steady need for deal-making in M&A and capital raises. [3][6]

But here’s the twist: “high demand” doesn’t mean “easy to get.” Entry barriers are extremely high—top schools, high GPA (often 3.8+), internships, and heavy networking. Some analyst programs have <1% acceptance rates. [3][6]

So the market is there… but the competition is fierce.

Will AI Replace This Job?

AI is coming for the repetitive stuff first:

• Manual Excel modeling.
• Basic research and data analysis.
• Valuation bots are already a reality. [3][6]

But the human parts still matter a ton:

• Relationship management (trust is not automated).
• Strategic advisory.
• Complex negotiation.
• Pitching and persuasion in roadshows.

If you want to be “future-proof,” don’t aim to be the fastest spreadsheet robot. Aim to be the person who can:

• Use AI to move faster, and
• Still own the client relationship and the big decisions.

💰 The Real Salary Numbers

Let’s talk numbers—because you’re definitely wondering.

• Entry level: $150,000–$250,000 USD (total comp including bonus).
• Mid-career: $300,000–$600,000 USD.
• Senior: $1,000,000+ USD.

That’s why people call it “explosive earning potential.” [6] But remember: bonuses can be volatile, and recessions can hit juniors hard.

Is This Right for Me? (Self-Assessment)

Be honest with yourself here. This career rewards a specific kind of personality.

You’d be perfect if:

• You’re ambitious and resilient—someone who can take pressure without falling apart.
• You like networking and can “schmooze” confidently (yes, it matters).
• You enjoy markets and deals enough to grind through steep learning curves.
• You’re strong in math and Excel, and you like being measured against top performers.

Honestly, you might struggle if:

• You prioritize work-life balance (IB will test that immediately).
• You dislike high-pressure environments or rejection.
• You’re uncomfortable with heavy networking or client-facing persuasion.
• You burn out fast under long hours.

Work-Life Balance: The lifestyle impact is brutal: 80–100 hours during deals, frequent all-nighters, weekend work, and travel for roadshows. Elite perks exist, but exhaustion is part of the package.

3. The Honest Truth: Disadvantages You Must Know ⚠️

Work-Life Balance Reality

Let’s not sugarcoat it: 80–120 hour weeks can be routine, with weekly all-nighters and weekends disappearing during deals.

This isn’t just “working hard.” It’s the kind of schedule that can make normal life stuff—friends, family, dating, hobbies—feel like side quests you never have time to start.

There’s even a social label for it: the “IB widow” phenomenon, where relationships suffer because the job takes everything.

Stress & Mental Health

Stress in investment banking comes from:

• Deal-killing deadlines.
• Bosses yelling (often described as “tyrannical MDs”).
• Billion-dollar stakes.
• Eat-what-you-kill competition.

And burnout isn’t rare—it’s expected. Statistics suggest 50%+ leave within 3 years, and analyst tenure averages 2–3 years. Many “flame out by 30.”

If you’re thinking “I can power through,” good. But also build a plan for how you’ll protect your mind while you do.

Physical Health Concerns

This job can mess with your body in boring but serious ways:

• Sedentary work + junk food.
• Chronic sleep deprivation.
• Anxiety/depression risks.
• Long-term heart issues from lifestyle patterns.

It’s not glamorous—just real.

Financial Realities

Yes, the money can be huge. But the costs are real too:

• Bonus-dependent pay can swing with markets.
• Layoffs in recessions often hit juniors.
• Hidden costs: suits ($5,000+), CFA exams ($4,000), networking dinners, constant retraining.

You can absolutely come out ahead financially—just don’t confuse high income with “easy life.”

Career Risks

• Skill obsolescence: Markets change fast; you must constantly retrain or risk getting automated out.
• Entry barriers: The “pedigree lottery” is real—top schools and internships matter a lot, and networks can dominate.
• Competition: Acceptance rates for analyst programs can be <1%.

What People Who Quit Say

One quote that sticks:
“Made bank but lost my 20s.”

Common regrets include realizing too late that:

• The glamour hides a grind.
• The schedule can cost relationships.
• The stress can reshape your personality.

Bottom Line: If long hours and high pressure sound like your personal nightmare, think twice. If you can treat IB like a high-intensity sprint that buys you skills, money, and options—then it can be worth it.

4. Legends in This Field 🏆

Did you know Lloyd Blankfein grew up in public housing in the Bronx—and still climbed all the way to CEO of Goldman Sachs?

His early life wasn’t “silver spoon Wall Street.” He went to Harvard on scholarship and studied social studies, not some magical secret finance major. Then came the turning point: joining Goldman Sachs in 1981 as a gold trader and rising through the metals desk.

The dark moment? Early rejections. He pushed through by relentless networking and outworking peers—basically choosing effort when talent alone wasn’t enough.

His advice hits like a simple playbook you can actually use: “Read everything, talk to everyone, and never stop learning." And his daily habits are intense—starting at 5 AM, reviewing markets, and putting in long hours.

Lloyd Blankfein

Goldman Sachs CEO

Led Goldman Sachs through 2008 financial crisis, achieving record profits.

"Success is a choice; choose to work harder than everyone else."

View Profile Wikipedia X

Did you know Jamie Dimon got fired—then came back stronger and ended up leading JPMorgan Chase into becoming the world’s most valuable bank by market cap?

His background is the kind of grind story students can relate to: working-class Greek immigrant family, economics at Tufts, MBA at Harvard, interned at Citibank. Then the gut-punch turning point: he was fired from Citigroup by Sandy Weill in 1998.

A lot of people would spiral there. Instead, he rebounded by turning around Bank One, which later got acquired by JPMorgan. That’s the “comeback arc” you see in sports movies—except it’s corporate finance.

His advice is pure risk management energy: “Manage the downside; good things happen when you do.” And to students: “Get up earlier, stay later.” Also, his daily habits are intense: 4:30 AM wake-up, reads the Wall Street Journal, and exercises daily.

Jamie Dimon

JPMorgan Chase CEO

Built JPMorgan into world's most valuable bank by market cap.

"I bank like a pit bull."

View Profile Wikipedia X LinkedIn

Did you know David Solomon is a Goldman Sachs CEO… who DJs on weekends?

That detail matters more than it sounds. Investment banking is pressure-heavy, and the people who survive long-term often find ways to manage stress without breaking. For Solomon, that’s DJing—an intentional release valve.

His origin story is also refreshingly straightforward: finance degree from Binghamton University, started as a summer intern at Goldman. Not a mythical path—just a strong start and consistent execution.

He faced criticism on early deals, but he overcame it through deal execution excellence. His turning point was pushing a consumer strategy (Marcus) inside a firm known for traditional investment banking—meaning he didn’t just follow the script, he helped rewrite it.

His advice is simple but powerful: “Build real relationships, not transactions.”

David Solomon

Goldman Sachs CEO

Spearheaded Goldman’s consumer banking pivot (Marcus).

"Talent hits a target no one else can hit; genius hits a target no one else can see." - Arthur Schopenhauer (favorite quote)

View Profile Wikipedia

Did you know Ken Moelis left UBS to start his own firm in 2007—right as the financial crisis era was hitting?

That’s like quitting a safe-ish team right before the hardest boss fight in the game… and deciding to speedrun it anyway.

He studied at USC and started at Drexel Burnham Lambert. Then came a dark chapter: the junk bond scandal at Drexel shut the firm down. Instead of letting that end his story, he rebuilt at UBS and later launched Moelis & Company—now a boutique investment bank powerhouse with $5B+ market cap.

His advice is especially relevant if you don’t come from a “perfect” background: “Take risks early; networks beat pedigrees.” And his daily life? Intense client calls and travel-heavy schedules—because boutique advisory still runs on relationships.

Ken Moelis

Founder, Moelis & Company

Grew Moelis & Co to $5B+ market cap independent investment bank.

"The best way to predict the future is to create it."

View Profile Wikipedia

5. How to Prepare 🎯

If You’re Still a Student (High School/College)

If you want a realistic shot, treat this like training for a varsity team. Talent helps, but reps matter more.

What to study (pick a strong base):

• Finance, economics, or accounting majors.
• Add a math/stats minor if you can.
• Start CFA Level 1 prep when you’re ready.

Skills to build (these are your “starter pack”):

• Excel mastery, especially DCF models.
• Pitch decks (telling a deal story clearly).
• Cold emailing alumni (yes, it’s awkward; do it anyway).

Projects you can start this week:

• Build a startup valuation model.
• Track mock M&A deals like you’re running your own mini deal desk.
• Start a finance blog to show consistent interest and learning.

Internships (how you actually get in):

• Apply to bulge-bracket summer analyst programs via Handshake and LinkedIn.
• Network at banking conferences.
• If you’re not at a target school, aim for boutiques and build momentum from there.

If You’re Switching from Another Field

Alternative paths include management consulting, fintech roles, sales & trading, corporate development, private equity, and venture capital.

If you’re switching in, your best angle is to show you already have pieces of the puzzle:

• Analytical horsepower (quant skills).
• Communication and persuasion.
• Proof you can learn markets fast.

Then you stack the missing pieces: modeling, deal language, and networking.

Must-Have Skills

Based on common patterns in successful people, prioritize these:

1. Financial modeling (high priority)
   • Focus: DCF models and valuation fundamentals.
2. Pitching and deal negotiation (high priority)
   • Practice explaining a company and a deal thesis clearly.
3. Relentless networking (non-negotiable)
   • Alumni outreach, forums, conferences—relationships are the job.

6. Learning Resources 📚

Must-Read Books

These aren’t textbooks. They’re “behind the scenes” looks at what the grind actually feels like—so you can decide with your eyes open.

Recommended Online Courses

Online courses are a cheat code for breaking into finance when you don’t have perfect access—because you can build real skills before anyone gives you a title.

CourseraFREE

Financial Markets

Yale University (Robert Shiller)

A beginner-friendly foundation in financial markets and behavioral finance taught by a Nobel-winning professor.

Beginner7 weeksCertificate

Free Resources (Learn Without Spending)

If you want to learn the “unwritten rules,” these are gold:

• Wall Street Oasis (forums, salary guides, interview prep): https://www.wallstreetoasis.com
• Mergers & Inquisitions (career guides, modeling tutorials): https://mergersandinquisitions.com
• Podcast for inspiration and real stories: Masters in Business (Bloomberg): https://www.bloomberg.com/podcasts/series/masters-in-business

Communities to Join

Networking is not optional in investment banking. It’s literally part of the job.

• Wall Street Oasis Forum (investment banking section): https://www.wallstreetoasis.com/forum/investment-banking
  Use it to:
  • Compare recruiting timelines.
  • Get resume feedback.
  • Learn interview patterns.

7. Where Can You Work? 🏢

🌎 Global Big Tech & Corporations (US/Europe)

Goldman Sachs (New York, USA)

• Known for elite M&A and IPO work and training top talent.
• Expect prestige + intense hours.
  Career page: https://www.goldmansachs.com/careers/

JPMorgan Chase (New York, USA)

• Massive deal flow; the world’s largest bank by market cap.
  Career page: https://careers.jpmorgan.com

Korean Companies

Samsung Securities (Korea)

• Korea’s top investment bank for major deals and IPOs.
  Career page: https://www.samsungsecurities.com/en/career

Korea Investment & Securities (Korea)

• A dynamic player in equity capital markets.
  Career page: https://www.kisline.co.kr/recruit

Japanese Companies

Nomura Holdings (Japan)

• Japan’s largest investment bank with global M&A strength.
  Career page: https://www.nomuraholdings.com/careers/

Mizuho Financial Group (Japan)

• Major debt/equity issuer for Japanese corporations.
  Career page: https://www.mizuhogroup.com/careers

Chinese Companies

China International Capital Corporation (CICC) (China)

• China’s top investment bank for tech IPOs like Alibaba.
  Career page: https://www.cicc.com/en/careers

China Merchants Securities (China)

• A rising star in cross-border deals.
  Career page: https://www.cmschina.com/en/career

Global Startups Worth Watching

Moelis & Company (USA, Public)

• Boutique investment banking powerhouse founded post-crisis.
  Homepage: https://www.moelis.com

🎯 Job Hunting Tips by Region

• Global/US: Focus on target schools + superdays.
• Korea: Look for Samsung internships via campus recruiting.
• Japan: Language fluency is key.
• China: Mandarin + local networks are essential.

Also remember the “types” of firms:

• Bulge-bracket: Prestige, brutal hours.
• Boutique: Better work-life balance, pure advisory.
• Regional (Korea/Japan): More stable, less pay compared to Wall Street.

8. The Pro Mindset 💭

The best investment bankers aren’t just “good at math.” They’re built from a repeatable pattern:

Core skills pattern:

• Financial modeling.
• Pitching and negotiation.
• Relentless networking.

Education pattern:

• Often top undergrad schools (Ivy or strong state flagships).
• Many are also self-taught through doing deals and learning on the job.

Mindset pattern:

• Insatiable work ethic.
• Resilience to failure.
• Client-first obsession.

And here’s a weirdly comforting truth: failures happen even at the top. Fired/laid-off moments are common—and the winners bounce back through performance and relationships.

Want a “daily habits” glimpse?

• Blankfein: Early start, markets first, long desk hours.
• Dimon: 4:30 AM wake-up, reads WSJ, exercises daily.
• Solomon: Early market prep and uses DJing as stress relief.
• Moelis: Client calls and travel-heavy relationship building.

Insider secret: if you can build habits that protect your energy (sleep when possible, exercise, stress outlets) while still delivering elite work, you’re already ahead.

9. Start Today! 🚀

What you can do TODAY:

1. Spend 10 minutes reading the investment banking forum on Wall Street Oasis and bookmark it: https://www.wallstreetoasis.com/forum/investment-banking
2. Open LinkedIn and draft one short alumni message asking for a 10-minute chat about their path (don’t overthink it—hit save).

This month’s goals: 3. Start one project: build a simple startup valuation model and keep iterating weekly.
4. Join one community and actually post once: Wall Street Oasis Forum (resume feedback or recruiting question).

In 3 months: 5. Finish a course and earn a certificate: either the Coursera Investment Banking Specialization or Yale’s Financial Markets course, and add it to your resume/LinkedIn.

If you’ve read this far, you’re already ahead of most people.
The world of Investment Banker is more open than you think.
Right now, this very moment, your journey to becoming someone’s role model might be starting.
Take that first step! 💪