I'd say it's more a bulletin or news board than a news website itself. Journalists don't work for Twitter and write news articles, they just share it via Twitter as a medium.
I had a short stint at a AAA games company and I worked on one of the games. It was all written in C++ and we had absolutely 0 unit tests. All the testing was done by an army of QA guys.
What you've listed here are tools. You need to learn system design concepts and not just tools. Have a look here - https://github.com/donnemartin/system-design-primer
I'd say it's more a bulletin or news board than a news website itself. Journalists don't work for Twitter and write news articles, they just share it via Twitter as a medium.
I had a short stint at a AAA games company and I worked on one of the games. It was all written in C++ and we had absolutely 0 unit tests. All the testing was done by an army of QA guys.
What you've listed here are tools. You need to learn system design concepts and not just tools. Have a look here - https://github.com/donnemartin/system-design-primer