He Worked 100 Hours a Week as a Teen. Now His Startup Is Worth $8 Billion
Success stories often sound glamorous, but Jack Zhang’s journey began with survival, not ambition. Long before becoming the co-founder and CEO of fintech giant Airwallex, Zhang was a teenage immigrant working nonstop just to stay afloat. Today, his company is valued at $8 billion, but the road there was anything but easy.
Zhang doesn’t romanticize hard work. For him, it was never a choice. It was a necessity.
“I never really understood the word burnout,” Zhang once said. “I’ve been working 100 hours a week since I was 16.”
That mindset didn’t come from hustle culture or motivational books. It came from real-life pressure, financial struggle, and the fear of failure.
A 15-Year-Old Alone in a New Country
Leaving Home for a Better Future
At just 15 years old, Jack Zhang left his hometown of Qingdao, China, and moved alone to Melbourne, Australia. He didn’t move with friends or family. He didn’t know the culture. He barely spoke English.
What he did have was determination.
Zhang lived with an Australian host family and tried to adjust to a completely new life. Everything was unfamiliar: the language, the education system, and the expectations. While other teenagers were focused on school and social life, Zhang was learning how to survive in a foreign country.
When Family Finances Fell Apart
Not long after arriving in Australia, Zhang received troubling news. His parents back in China had run into serious financial trouble. Suddenly, any financial support he had hoped for was gone.
From that moment on, Zhang knew he was on his own.
If he wanted to stay in Australia and attend university, he had to pay for it himself. There was no backup plan.
Working Four Blue-Collar Jobs as a Teen
Learning the Value of Hard Work Early
To support himself, Zhang took on multiple blue-collar jobs while still a teenager. He worked wherever he could find shifts, often juggling four different jobs at once.
These were not glamorous roles. They were physically demanding and time-consuming. But each paycheck meant rent paid, food on the table, and tuition covered.
While many students were focused on grades alone, Zhang was managing work schedules, exhaustion, and financial stress all at once.
Why Burnout Was Never an Option
For Zhang, stopping was not an option. Burnout wasn’t something he could afford to think about.
Work wasn’t about career growth or passion projects. It was about survival.
This period shaped his attitude toward effort and responsibility. Working long hours became normal. Pressure became familiar. Challenges became something to push through rather than avoid.
From Student to Entrepreneur
Discovering Opportunities Through Struggle
As Zhang progressed through university, he became increasingly interested in business and technology. His experience managing money across borders gave him firsthand insight into how broken international payments could be.
Sending and receiving money internationally was slow, expensive, and inefficient. Zhang had lived these problems personally, not just studied them.
That lived experience would later become the foundation for his startup idea.
The Birth of Airwallex
In 2015, Jack Zhang co-founded Airwallex with the goal of fixing global payments. The company focused on making cross-border transactions faster, cheaper, and more transparent for businesses.
What started as a solution to a personal pain point quickly grew into something much bigger.
Airwallex expanded rapidly, attracting major clients and investors. Zhang’s relentless work ethic and firsthand understanding of financial struggles helped shape the company’s aggressive growth strategy.
Building an $8 Billion Fintech Giant
Scaling Through Discipline, Not Hype
Unlike many startup founders who chase trends, Zhang focused on fundamentals. He believed in building solid infrastructure, hiring strong teams, and executing relentlessly.
Long hours were normal. High standards were expected. The same work ethic that got him through his teenage years now drove the company forward.
Today, Airwallex operates globally and is valued at around $8 billion, making it one of the most successful fintech startups to emerge in recent years.
Leadership Shaped by Hardship
Zhang’s leadership style reflects his past. He understands pressure, uncertainty, and financial stress because he has lived it.
Rather than being motivated by status or luxury, he remains focused on building products that solve real problems. His journey keeps him grounded, even as his company reaches unicorn status and beyond.
Redefining Success and Hard Work
Why Zhang Rejects the Idea of Burnout
When Zhang says he doesn’t understand burnout, it’s not because he ignores exhaustion. It’s because his baseline for effort was set so early and so high.
Work was never optional for him. It was tied directly to survival and opportunity.
That perspective continues to influence how he approaches life and business today.
A Story That Resonates With Millions
Jack Zhang’s story resonates because it’s real. It’s not about overnight success or luck. It’s about resilience, sacrifice, and consistency over decades.
From a teenager working blue-collar jobs in a foreign country to the CEO of an $8 billion fintech company, his journey proves that long-term effort can change everything.
Final Thoughts
Jack Zhang’s rise isn’t just a startup success story. It’s a reminder that behind every billion-dollar valuation is often years of invisible struggle.
His life shows what can happen when necessity fuels determination and hard work becomes a way of life. While not everyone needs to work 100 hours a week, Zhang’s story highlights the power of persistence, especially when the odds are stacked against you.