DynamoDB Extended is a Chrome extension that adds quality-of-life improvements to the AWS DynamoDB web console, including persistent query history, auto-unmarshalled JSON, and query replay. Every query you run is automatically saved, so you don't hav...
Product engineer 路 Philadelphia
Hi, I鈥檓 Alex.
I build products across web, mobile, and browser extensions. I'm currently a founding engineer at Croissant.
Selected work
What I鈥檓 building
A few Croissant products I鈥檝e worked on recently.
Writing
Latest posts
Notes on software, products, and things I鈥檝e learned while building.
- awsdynamodbchrome extension
Let's Talk About Rejection
3 min readExplore the impact of rejection in the tech world and discover how to turn it into a growth opportunity
awsstoicismIntroducing CongressGPT
2 min readTL;DR For the Hashnode AI For Tomorrow Hackathon, I launched CongressGPT to help us finally understand what Congress is actually doing. CongressGPT lets users have natural language conversations with the latest bills from the United States House of R...
aifortomorrowhashnodenext.jsI've come across a fun website feature that has been appearing mainly on developers' personal sites: a Guestbook page where users can sign in and leave a message. This somewhat reminds me of the old Facebook wall from the 2000s which I admit I miss v...
supabasenext.jstypescript
About
The short version
Who I am, what I work on, and how to reach me.
I'm a product engineer in Philadelphia and a founding engineer at Croissant. I've spent the last 15 years building products for fintech and e-commerce startups.
Most of my work is TypeScript across web, mobile, and browser extensions. Outside of work, I travel, hike, and rock climb.
The fastest way to reach me is email at daniel.alexander.kates@gmail.com. I also respond on X and LinkedIn, or you can use the contact page.

