Tech & Innovation
Key Contributors: Moein Hasani, Hamidreza Shahidi, Trace Levinson, Guanghua Shu Introduction At Instacart, we are laser-focused on improving the user experience by making shopping feel easy, engaging, and personalized. Our discovery surfaces play a central role in bringing this to life. Alongside explicit Search intents, discovery is our opportunity to meet customers’ implicit needs, presenting them with the most relevant and inspiring content we have...
Feb 26, 2026
Read time: 16 min
Tech & Innovation
Author: Sylvia Lin At Instacart, we have a number of data pipelines with low-latency needs that handle over two trillion events a year. Those events help our engineering and product teams to make better decisions...
Apr 28, 2023
Read time: 9 min
Tech & Innovation
How Instacart uses distributed Machine Learning to efficiently train thousands of models in production Author: Han Li At Instacart, we take pride in offering a diverse range of machine learning (ML) products that empower every...
Mar 24, 2023
Read time: 10 min
Tech & Innovation
Authors: Mostafa Abdelraouf, Zain Kabani, Andrew Tanner In this post, we’ll be talking about PgCat , an open-source Postgresql Proxy that we have been using in production and contributing to. It provides connection pooling, load-balancing,...
Mar 13, 2023
Read time: 10 min
Tech & Innovation
Our Data Science team at Instacart is responsible for all data analytics, insights and experimentation at the company. The team partners with our Product and Engineering teams on all stages of the product life cycle,...
Dec 21, 2022
Read time: 16 min
Tech & Innovation
Authors: James Cha, Vickie Li, Shashank Mirji, and Frank Filho Let’s face it, there is no such thing as 100% bug-free code. And there is particularly no such thing as 100% security. That’s why a...
Dec 13, 2022
Read time: 7 min
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Tech & Innovation
A talk by Prof. Hongning Wang as part of Instacart’s Distinguished Speaker Series Co-authored by Haixun Wang and Jagannath Putrevu Recommendation systems are at the heart of Instacart: we want to surface the most appropriate...
Dec 5, 2022
Read time: 5 min
Tech & Innovation
Authors: Andrew Tanner, Manas Paldhe, Stefan Wild, Tristan Fletcher Instacart is the leading online grocery company in North America. Users can shop from more than 75,000 stores with more than 500 million products on shelves....
Nov 21, 2022
Read time: 11 min
Tech & Innovation
Authors: Blake Hoge, Sr Governance, Risk, and Compliance Engineer, and James Cha, Sr Security Engineer Building trust with our retailer partners is one of Instacart’s highest priorities. Instacart CEO Fidji Simo sets the tone at...
Nov 16, 2022
Read time: 6 min
Tech & Innovation
Authors: Xiao Xiao , Taesik Na , Tejaswi Tenneti , Guanghua Shu As a fast-growing e-commerce platform and the leading grocery technology company, Instacart has an ever-expanding catalog of over 1 billion products from 900+...
Sep 15, 2022
Read time: 12 min