Our Journey to PostgreSQL 12

In November 2020 we began a large migration to upgrade our PostgreSQL cluster from version 9.6 to 12.4. In…

Reaching the Max Limit for Ids in Postgres

Databases and their limitations can be the source of interesting engineering challenges. One such challenge we recently faced as a team was dealing with the limitation of the int datatype on an auto incrementing primary key for a fast growing table in…

Testing Django with pytest: debugging a teardown failure

“DataError: Integer out of range” on Postgres. What to do next?

Yes, you read that right.

One fateful evening at 7p.m. our error rates began to spike. Inserts on our Postgres database were erring out and we were shocked to find our error logs overloaded with…

Opinionated Short List of Android ViewModel Do’s and Don’ts

Our Tech Stack at Coffee Meets Bagel

One of the most common questions that interview candidates ask when they interview here at Coffee Meets Bagel is, “What is your tech stack?” It’s also one of the most common questions I get around San Francisco while attending tech meetups and conferences and such…

iOS: How to Peek & Pop Multiple Views in a UITableViewCell or UICollectionViewCell

or: How I learned to avoid the ugly rectangle behind rounded images and love 3D Touch

First two weeks as a female engineer at Coffee Meets Bagel

Hi, I’m Ann. I have a Masters in CS from Virginia Tech and I’ve been working in the SF area for 3+ years. I heard about Coffee Meets Bagel(CMB) from a couple of friends and I was attracted by the positive dating experience many…