Lead the Camera Extensions framework team.

Camera Extensions provides APIs to enable applications access to camera capabilities that allow apps to capture stunning low-light photos, portrait mode, and high dynamic range captures.

Introduced APIs to the Android framework that improved the user experience for high-latency captures and introduced Low Light Boost for real-time low-light preview and video captures.

Facebook for Android:

Worked on Facebook Stories in the top of News Feed. Focused on optimizing Stories tray performance and reliability, increasing successful loads by 10%.

Messenger for Android:

Led the Stories Consumption team, driving performance, reliability, and growth. Improved performance and reliability by 50%. Built instrumentation and profiling tools for Messenger Stories, sharing successful techniques across teams to improve overall app quality.

Worked on 0 → 1 products and big bets:

Instagram Live Q&A:

Built a system that let viewers influence live conversations in real time. This required a novel synchronization platform to align disparate AV time streams.

Instagram Video Calling (Android):

Led the team that took this from idea to launch. A completely new product surface that had to integrate seamlessly into Instagram’s existing architecture.

Threads from Instagram:

Led a team of Android engineers to build a brand-new messaging app, optimized around camera-first communication for close friends. A big bet, built from scratch.

Periscope.tv for Android

Live streaming application acquired by Twitter

Worked on several features including moderation, introduced RxJava, introduced MVP architecture, and several UI/UX improvements

Worked across the stack from Android, to C/C++ cross-platform layer, to backend using Go and technologies such as Kafka, Cassandra, Ceph, and ElasticSearch

Android Client:

Streaming media player

Uploader component – manage mobile constraints (network, battery)

Vertical feature integration from services layer, cross-platform layer, JNI bindings, and integrated in to Android client

Backend and Services:

Scalable services written in Go

Download Service, Query Service

Architected and developed Notification Service