We at IDT develop communications and money applications in small, independent international teams. Our flagship BOSS Revolution Calling, Money mobile apps and website help millions of customers to communicate with and send money to friends and loved…

Saiga is a digital personal assistant service, taking up all the boring admin in your life you'd rather not do yourself. We do this through a combination of ML and humans in the loop. We are well funded, have launched, and are now growing our team. …

Okay does Strong Customer Authentication and transaction security for mobile devices. We're looking for people with a strong interest in computer security, who would like to work on securing payments on Android and iOS. Experience programming in Jav…

Stream's Chat Messaging & Activity Feed APIs are used by more than a billion end-users, and are powered by Go, RocksDB, and Raft - with response times typically measured in single-digit milliseconds. We reached a new industry benchmark for scaling r…

We’re a very small team attempting to make a big music service. Myxt is building an application and suite for managing music files, workflow, listening, reviewing, payment, sharing, and annotation for digital creators and their collaborators and clo…

Rosebud AI (YC S19) | Flutter Developer | REMOTE | Part-time<p><a href="https:&#x2F;&#x2F;rosebud.ai&#x2F;" rel="nofollow">https:&#x2F;&#x2F;rosebud.ai&#x2F;</a> powers a suite of apps to help creatives make content. <a href="https:&#x2F;&#x2F;tokki…