Make sure you're interview-ready with Exponent's system design interview prep course: https://bit.ly/3ItwJKk Read our complete guide to system design interviews here: https://www.tryexponent.com/blog/system-design-interview-guide In this video, we explain how APIs work. APIs enable different applications to communicate with each other using requests and responses. They enable the seamless integration of different systems, functionalities, and services. Non-technical companies can benefit from APIs in the same way as technical companies. Web APIs deliver client requests and return responses via either JSON or XML over the internet. Chapters 0:13 - What is an API? 1:52 - Non-technical analogy for APIs 2:45 - How do APIs work? (Web APIs) 3:08 - HTTP request and response structure 3:42 - Types of APIs Watch more system design videos here: - Meta engineering manager answers a rate limiter interview question: https://www.youtube.com/watch?v=SgWb6tWx3S8 - Google SWE answers an algorithms interview question: https://www.youtube.com/watch?v=NRRyk0XqkkA - Google TPM answers Tiktok system design interview question: https://www.youtube.com/watch?v=Z-0g_aJL5Fw - Flipkart EM “Design Amazon Prime Video” system design interview question: https://www.youtube.com/watch?v=PuU_0esYyhg 👉 Subscribe to our channel: http://bit.ly/exponentyt 🕊️ Follow us on Twitter: http://bit.ly/exptweet 💙 Like us on Facebook for special discounts: http://bit.ly/exponentfb 📷 Check us out on Instagram: http://bit.ly/exponentig 📹 Watch us on TikTok: https://bit.ly/exponenttikttok ABOUT US: Did you enjoy this video? Want to land your dream career? Exponent is an online community, course, and coaching platform to help you ace your upcoming interview. Exponent has helped people land their dream careers at companies like Google, Microsoft, Amazon, and high-growth startups. Exponent is currently licensed by Stanford, Yale, UW, and others. Our courses include interview lessons, questions, and complete answers with video walkthroughs. Access hours of real interview videos, where we analyze what went right or wrong, and our 1000+ community of expert coaches and industry professionals, to help you get your dream job and more!