scalable & fast api for building social networks, activity feeds, activity streams and chat apps.

mirrorfly, a leading provider of saap and saas based in-app chat, voice & video call apis for 3rd party apps and web integration.

boost app engagement with modern chat, voice and video features. quickly build your custom in-app experience with sendbird's chat api and sdk.

ably provides a suite of apis to build, extend, and deliver powerful digital experiences in realtime. organizations like toyota, bloomberg, hubspot, and hopin depend on ably’s platform to offload the growing complexity of business-critical realtime data synchronization at global scale.

leverage the power of hosted real-time apis to build engaging remote experiences using in-app chat, push notifications, location tracking and more.

only a few can understand the humor of programmers

github is where over 100 million developers shape the future of software, together. contribute to the open source community, manage your git repositories, review code like a pro, track bugs and features, power your ci/cd and devops workflows, and secure code before you commit it.

stack overflow is the largest, most trusted online community for developers to learn, share​ ​their programming ​knowledge, and build their careers.

yellow is a software development company with offices in san francisco, batumi, warsaw, and tel aviv. we provide clients with mobile and web development.

one stop learning portal for your next coding and system design interview.