
Fix lint, formatting, and common code issues before passing CI.
Debug feature flag tests, update flags, and add new React gates.
Extract and verify React error messages and codes to debug unknown warnings.
Run Flow type checks and fix React type errors quickly.
Check feature flags, compare channels, and debug inconsistent release behavior.
Validate code changes before commit and check React contribution requirements.
Write and run Markdown-driven end-to-end tests for Relay apps.
Get idiomatic Relay guidance for React code, debugging, and code reviews.
Write and review GC-safe C++ code for the Hermes VM runtime.
Analyze hermesvm binary size changes and regressions across commit ranges.
Programmatically rewrite non-top Git commits without needing an interactive editor.
Add new JSI Runtime features with Hermes and SynthTrace support.
Guides adding a new IR instruction to the Hermes compiler correctly.
Apply the right commit prefix, reviewer, and test plan for code changes.
Read, write, and debug Pysa JSON taint models and .models output.
Understand the Pyre/Pysa architecture and locate key implementations quickly.
Run, debug, and update Pysa taint analysis end-to-end integration tests.
Debug Pysa false negatives by comparing outputs and locating lost taint flows.
Diagnose systemd-managed EdenFS failures, restarts, health, and lifecycle timelines.
Learn to build EdenAPI/SLAPI endpoints with streaming and non-streaming patterns.
Create Mononoke server-side hooks with split diffs and tests.
Checks FBOSS code for standards, architecture misuse, and testing gaps.
Review FBOSS diffs with parallel checks for architecture, reliability, and testing.
Identify common bugs, version conflicts, and state machine failures faster.
Stream camera video, capture frames or photos, and configure resolution and frame rate.
Learn Swift conventions, naming, and async patterns for DAT SDK iOS development.
Build a complete DAT app with camera streaming and photo capture.
Set up the Meta glasses SDK and make your first connection.
Manage device session states, pause and resume flows, and availability monitoring.
Guide app registration with Meta AI and camera permission request flows.
Set up camera sessions, stream video, capture photos, and tune resolution.
Manage session and stream state with pause, resume, and device monitoring.
Learn Kotlin conventions, result handling, and session patterns for DAT SDK Android.
Diagnose common issues, compatibility problems, and session or stream debugging cases.
Set up the Android SDK and connect to Meta glasses for the first time.
Test and validate glasses features without physical hardware using MockDeviceKit.
Build display-enabled interfaces with device selection, UI components, and media playback.
Helps developers set up Meta AI app registration and device permission flows.
Build a complete DAT app with sessions, camera streaming, and photo capture.
Test slide, snap turn, teleport, and jump locomotion with iwsdk CLI.
Build, debug, and refine IWSDK PanelUI panels more efficiently.
Test Havok physics behaviors with the iwsdk CLI against example scenes.
Run nine test suites in parallel with setup, retries, and aggregated results.
Test XR session lifecycle and mode transitions to verify behavior and debug state issues.
Test XR interactions, panels, and audio behavior with the iwsdk CLI.
Test level hierarchy, tags, and lighting setup with the iwsdk CLI.
Test UI system behavior and compatibility against the poke example with iwsdk CLI.
Test environment settings and component schemas with iwsdk CLI against poke.
Test ECS core behaviors and example runtime via the iwsdk CLI.
Test multiple grab interaction modes with the iwsdk CLI.
Find and click XR target objects to verify UI interactions work correctly.
Test audio loading, playback, stop, and spatial audio via iwsdk CLI.
Create benchmark scenarios for new openzl codec nodes in unitBench.
Create and maintain design docs for the OpenZL component registry.
Design, modify, and review OpenZL codecs with consistent patterns and requirements.
Debug FBOSS AgentHwTest failures - build, run, analyze logs, crash debug, vendor diag shell, hypothesis-driven debugging. Use when running sai_agent_hw_test or multi_switch_agent_hw_test and investigating test failures.