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Cosmin Nicolaescu is a distinguished software engineer and entrepreneur, best known as the co-founder of Brex, a groundbreaking financial technology company. With a deep expertise in building scalable infrastructure and software systems, he has played a pivotal role in shaping Brex's technology from the ground up. Before his entrepreneurial venture, Cosmin honed his skills at several iconic tech companies, including Stripe, Docker, and Twitter, where he worked on critical systems supporting millions of users. His career journey reflects a profound passion for solving complex engineering challenges and a drive to create impactful products that redefine industries.
Cosmin Nicolaescu's work history includes a series of influential roles in various companies. Here is a detailed list of his professional journey:
Co-founded Brex, a fintech unicorn that revolutionized corporate finance with its innovative credit card and spend management platform for startups and enterprises. He was instrumental in building the company's core technology and scaling it to a multi-billion dollar valuation.
As an early software engineer at Stripe, he contributed to the development of its core financial infrastructure, helping to scale one of the world's most valuable and influential fintech platforms.
Gained significant experience in large-scale systems by working on the infrastructure teams at both Docker and Twitter, contributing to the reliability and performance of platforms used by millions globally.
Drexel University - Year 2003
Highperformr Signals uncover buying intent and give you clear insights to target the right people at the right time — helping your sales, marketing, and GTM teams close more deals, faster.
Brex is a financial technology company that provides a comprehensive suite of financial services and software, often described as the 'financial OS' for modern businesses. Its main offerings include corporate credit cards, business cash accounts, expense management software, and financial modeling tools, all integrated into a single platform. Brex is designed to help startups, e-commerce brands, and other growing companies manage their finances more efficiently, eliminating the need for traditional banking complexities.
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