Caitlin O'callaghan
Software Engineer at Meta
San Francisco Bay Area United States
Summary
👤
Senior🎓
Top SchoolCaitlin O'callaghan is a software engineer with 8 years of experience specializing in video engineering and real-time media systems, currently working at Meta in the San Francisco Bay Area. She has shipped low-latency streaming features (LL-DASH) for immersive AR/VR products and has experience across the live streaming stack including SRT, HLS, MPEG-DASH, and FFmpeg/packager integrations. Her background combines biomedical research and published biology work with practical distributed systems and low-level C++ development, giving her a strong quantitative and experimental approach to engineering problems. Comfortable in cloud-native and edge contexts, she has built end-to-end video pipelines and productionized media tooling at scale. Holding triple citizenship (US, Canada, Ireland), she brings a global perspective to product and infrastructure design and maintains a public portfolio showcasing her multidisciplinary work.
8 years of coding experience
4 years of employment as a software developer
Bachelor of Applied Science - BASc, Biomedical Engineering, Bachelor of Applied Science - BASc, Biomedical Engineering at University of WaterlooIllinois Mathematics and Science Academy
English, Chinese
Github Skills (48)
drm10
video-encoding10
widevine10
controlling10
mse10
video-player10
playback10
bug-reporting10
hls-stream10
player10
vod10
ffmpeg9
offline-mode9
javascript9
html5-audio9
Programming languages (5)
Github contributions (5)
CaitlinOCallaghan/shaka-streamer
Jan 2021 - Aug 2021
A simple config-file based approach to preparing streaming media, based on FFmpeg and Shaka Packager.
Contributions:18 reviews, 8 PRs, 31 pushes in 7 months
file-basedapproachshakastreamingconfig-file
CaitlinOCallaghan/ull-shaka-ecosystem
Jun 2021 - Sep 2021
Contributions:2 releases, 3 reviews, 95 commits in 2 months
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