It can hardly be described as ‘secret sauce’ anymore, given that Cisco ships 2 million devices per year running Erlang. That means a whopping 90% of internet traffic is going through routers and switches controlled by Erlang. But what is perhaps less well known within the tech community is that, away from telecoms, Erlang and other languages running on the BEAM virtual machine are powering some of the world’s biggest and most productive financial services systems. It is likely you will find an Erlang team in all of the major banks and financial institutions.
It is easy to build prototypes with Erlang which is why it’s a great choice for fast-moving FinTech startups. While the Elixir programming language mixes the best of Erlang in terms of runtime, the concurrency model, and fault-tolerance, with powerful and battle-tested frameworks
In our blog post we examine 5 interesting use cases spanning building a bank from scratch in Elixir to using the most deployed open source message broker in the world (built in Erlang) in one of the world’s largest financial data companies.