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Varant Zanoyan

Software Engineer at Airbnb

Varant Zanoyan is a skilled Software Engineer specializing in resolving challenges related to feature engineering and data management for machine learning applications. He holds a Bachelor of Applied Science (BASc) degree in Computer and Information Science from the University of Pennsylvania's School of Engineering and Applied Science, as well as a BS in Statistics and Finance from the University of Pennsylvania's The Wharton School. Varant has gained valuable experience working as a Software Engineer in Machine Learning Infrastructure at Airbnb. Previously, he served as a Forward Deployed Engineer at Palantir Technologies and also has a background as a student at the University of Pennsylvania.

Highlights

Apr 8 · linkedin

We just open sourced Chronon - Airbnb’s ML Feature Platform! (If you're interested in chatting with us about it, feel free to join our Discord: https://lnkd.in/gAVb95XW).

We started working on this project seven years ago, when we observed a simple but big problem — ML practitioners weren’t spending that much of their time on ML. Rather, they were bogged down with the huge amount of “plumbing and gluing” that it takes to actually get their models into production.

As we dug deeper into this problem, we identified feature/data engineering as a major bottleneck in the whole process. Streaming feature computation, scalable backfills, windowed aggregations, and low latency online serving are all complex infrastructure challenges that need to come together to make an effective workflow for model development and productionization — not to mention observability and governance. It’s unreasonable and inefficient to ask the ML practitioners to think about all of this, so we set out to build a platform that abstracts away this complexity. ML practitioners simply define their features in our DSL, and all of the data plumbing, backfilling, and serving is handled for them.

After rolling out the platform within Airbnb (it now powers all major ML models within the company), we started thinking about open source. We were especially lucky to have met the Feature Platform team at Stripe, who became our partners in the open source effort!

Huge thank you to the teams at Airbnb and Stripe (https://lnkd.in/garNHyZD) for excellent work behind this!

https://lnkd.in/guUZjaQH

Varant Zanoyan
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Location

San Francisco, California