Whatsapp 200 Million Active Users 50 Staff Members Month Year [hot] -

Here is the write-up regarding that milestone:

Erlang was originally designed by Ericsson for telecommunication switches. It excels at handling massive numbers of concurrent tasks simultaneously. Here is the write-up regarding that milestone: Erlang

The Lean Engineering Masterclass: How WhatsApp Scaled to 200 Million Users with Only 50 Staff Members data mining pipelines

Eliminating ads meant the team did not need to build complex tracking scripts, data mining pipelines, or ad-serving algorithms. Here is the write-up regarding that milestone: Erlang

This ruthless efficiency was a primary driver behind WhatsApp's acquisition by Facebook just one year later. In , Facebook acquired the company for $19 billion. During the acquisition talks, it was revealed that the staff had grown to only 55 people, yet the user base had exploded to over 450 million.

Efficiency Benchmark – “The 200M/50 Ratio”