Real-world industry problems

Short, technical snapshots of how large consumer products break at scale. Each card links to a deeper write-up with systems keywords, case-study prompts, and discussion ideas. Educational summaries only; not affiliated with the companies listed.

Disney+ Hotstar

Streaming video & live sports

Live cricket finals with tens of millions concurrent viewers and sub-second latency goals.

Open case study

Flipkart

E-commerce marketplace

Big sale events, catalogue scale, and seller workflows on one platform.

Open case study

Swiggy

Food & quick-commerce delivery

Ultra-fast grocery and meals with dense urban logistics and partner incentives.

Open case study

Uber

Mobility & marketplace

Matching riders and drivers globally with pricing, safety, and maps in the loop.

Open case study

Zomato

Food delivery & restaurant discovery

Matching millions of diners to restaurants, riders, and kitchens in real time.

Open case study