It was 2 AM on a Tuesday, and I was staring at a function I had never seen before. The codebase had 47,000 files across six microservices, written by people who had left the company years ago. I needed to understand how authentication flowed from the mobile app to the backend, through three dif...
Source: [Dev.to](https://dev.to/mukund_zha/i-built-a-free-open-source-alternative-to-sourcegraph-heres-why-805)