Senior iOS Engineer, Media Foundations - BeReal

About BeReal At BeReal, we are dedicated to authenticity in social media. By encouraging users to share unfiltered moments, we foster genuine connections and celebrate real life. We are now an international team of 100+ and have 40M+ monthly active users. Backed by Voodoo, our team is fully focused on scaling BeReal into an iconic social network used by hundreds of millions. Role We are looking for a Senior iOS Camera & Video Engineer to join BeReal and work on one of the most critical parts of our product: the camera experience. You will build and improve the capture, image, and video pipelines behind BeReal's core flows — including multi-camera capture, instant capture, front/back video composition, and media quality. This is a hands-on role for someone who enjoys working close to Apple's media APIs, solving real-time performance challenges, and delivering a fast, reliable, high-quality experience. What you will do: Design, build, and maintain high-performance camera and video features on iOS. Own and improve parts of our AVFoundation camera stack: capture sessions, devices, formats, frame rates, exposure, and device capabilities. Build and optimize real-time image and video processing pipelines. Improve capture quality, latency, stability, and smoothness across supported iPhone models. Work on multi-camera flows, front/back video composition, video encoding, media export, and audio/video synchronization. Optimize CPU, GPU, memory, battery usage, thermal behaviour, buffer a