PubNub
PubNub provides a real-time communication platform and developer APIs for in-app chat, live updates and interactive apps, processing over 3 trillion API transactions monthly with sub-100ms latency.
PubNub, founded in 2010, builds a real-time communication platform and a set of developer APIs used to power in-app chat, live updates and interactive applications. The company reports processing more than 3 trillion API transactions a month at sub-100ms latency, streaming roughly a trillion messages monthly across more than 15 global data centres and some 330 million devices.
The product line includes building blocks for in-app chat, live audience engagement, IoT device control, real-time data streaming and geolocation tracking. The platform is designed to remove infrastructure complexity and shorten development time, supporting over 70 programming languages and environments. Its more than 2,000 customers span 40 industries; named accounts include Verizon, Autodesk, Zillow and Dropbox. Peak loads run to 212 million requests per minute in sports media, and the platform serves 3.6 million healthcare patients, 35 million gaming players and 137 million logistics deliveries each month. The company has raised $130M in funding and operates globally.
Technical work covers real-time messaging, data streaming, chat technology, low-latency global networking, IoT device control and geolocation. Engineering is organised around developer-facing building blocks and APIs, with an emphasis on reliability at scale and fast time to market.