Ian Ackerman Email & Phone Number

San Francisco, CA, US

San Francisco, California, US

Tech lead for the 7 person Training Framework team in ML Infrastructure organization.Drove adoption of new Pytorch Lightning based training framework across all AI verticals to consolidate on a single training system. Involved tradeoffs of flexibility and API design with strong reliability.Implemented a new fault tolerance system for distributed training.

Sunnyvale, CA, US

Prototype and deliver new ML techniques across LinkedIn as part of AI foundations organization.Train and serve embedding models for 25+ million entities for personalizing recommendations. Involved challenging problems of scale, sparsity, and generalization in deep learning.

Sunnyvale, CA, US

Tech lead for 10 person feed ML foundation team building infrastructure.Transitioned homepage feed model from separate linear models to a unified, multi-task DL model in Tensorflow.Revamped feature pipelines, ETL flows, model training and inference systems for feed team to utilize tensors as core feature format. Involved collaboration across 6 teams.

Sunnyvale, CA, US

Improve the relevance in LinkedIn homepage feed, improving online feature delivery infrastructure and offline model learning. Worked on project to improve relevance of content in feed using deep learning and deliver these models in near-realtime.

Sunnyvale, CA, US

I worked on the communications team on Stork, the infrastructure behind the hundred of millions of email sent every week by LinkedIn. I also transferred to the backend team behind the LinkedIn feed's viral systems, including sharing, commenting, and following. Developed offline pipelines to recommend personalized members and companies for members to follow.

Palo Alto, CA, US

I worked on the Cloudsearch team which helps bring customizable, scalable search as a service to any website.I worked as an intern on optimizing/benchmarking Hadoop process of indexing newly added documents to websites. I also helped identify issues and migrate the java code base over to new API service.