# Winston Tang

> Winston Tang is the Malaysian-born software engineer and founder of LeetCode. After moving to the United States in 2005, struggling through technical interviews, and later working at Amazon and Google, he built a practice platform around the obstacle he knew firsthand. He remains focused on developer learning, interview preparation, and the place of human judgment in an AI-assisted profession.

- **Role:** Founder at LeetCode
- **Organizations:** LeetCode, Google, Amazon
- **Education:** Bowling Green State University
- **Known for:** Founded LeetCode, a global platform for coding practice and technical-interview preparation., Built LeetCode from a response to his own interview difficulties into a platform offering algorithmic challenges, mock interviews, contests, educational content, and employer assessments., Expanded LeetCode into China in 2018; the company reported more than four million users there by its 2021 funding announcement.

## Career timeline

- **2005** — Moved from Malaysia to the United States with the goal of becoming a software engineer.
- **2011** — Began LeetCode after repeated technical-interview setbacks; Tang later described the platform in 2024 as one he had founded 13 years earlier.
- **Before 2015** — Worked in software engineering roles at Amazon and Google while continuing to expand LeetCode.
- **2015** — LeetCode was established as a Silicon Valley company, with Tang as founder.
- **2018** — LeetCode entered China with a Chinese-language operation.
- **2021** — LeetCode raised an approximately $10 million Series A round from Lightspeed China Partners for product development and international expansion.
- **2024** — Published his case for human software engineers in an AI-assisted future and discussed LeetCode’s use of AI personalization and support tools.

## Achievements

- Founded LeetCode, a global platform for coding practice and technical-interview preparation.
- Built LeetCode from a response to his own interview difficulties into a platform offering algorithmic challenges, mock interviews, contests, educational content, and employer assessments.
- Expanded LeetCode into China in 2018; the company reported more than four million users there by its 2021 funding announcement.
- Raised approximately $10 million in Series A financing from Lightspeed China Partners in 2021.
- Published commentary on software engineering, artificial intelligence, and lifelong learning.

## Latest updates

- **2024-07** — Published a first-person commentary arguing that AI will complement rather than replace software engineers and urging engineers to keep building foundational and specialized skills.
- **2024-06** — Discussed LeetCode’s use of machine learning and natural-language processing for problem recommendations, personalized learning, and first-tier support.

## Links

- Website: https://leetcode.com
- LinkedIn: https://www.linkedin.com/in/winston-tang
- Twitter/X: https://twitter.com/leetcode
- Facebook: https://facebook.com/LeetCode

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Profile page: https://yespress.io/winston-tang
Published by YesPress — https://yespress.io
Last updated: 2026-09-27