Go , an open source language by Google was initially created by group of engineers who were frustrated with C++. Ever since their creation, the language has gotten traction for its simplicity. It ranked highly in the programming popularity indexes of Redmonk & TiOBE.
Some of the companies & use cases for Go Include:
Google, for many projects, notably including download server dl.google.com
Dropbox, migrated some of their critical components from Python to Go
CloudFlare, for their delta-coding proxy Railgun, their distributed DNS service, as well as tools for cryptography, logging, stream processing, and accessing SPDY sites
SoundCloud, for "dozens of systems"
The BBC, in some games and internal projects
Novartis, for an internal inventory system
Splice, for the entire backend (API and parsers) of their online music collaboration platform
Cloud Foundry, a platform as a service
CoreOS, a Linux-based operating system that utilizes Docker containers
MongoDB, tools for administrating MongoDB instances
Zerodha, for realtime peering and streaming of market data
Chango, a programmatic advertising company uses Go in its real-time bidding systems.
SendGrid, a Boulder, Colorado-based transactional email delivery and management service.[
Plug.dj, an interactive online social music streaming website.
Once a programming language starts to get traction, analytics libraries are not far behind. We have collected a list of Machine Libraries in Go Language for people interested in experimenting with Go or already familiar with Go.
Generalized Machine Learning Libraries:
Probability Distribution Functions
Recommendation Engines in Go
A more detailed compilation is available on Fodop