--- title: "Alex Kates (@thealexkates) | Hashnode" description: "Founding Engineer @ Croissant. Read the latest articles by Alex Kates on Hashnode." url: "https://hashnode.com/@thealexkates" --- @thealexkates # Alex Kates @thealexkates · Philadelphia, PA · Joined August 2021 Founding Engineer @ Croissant [Website](https://alexkates.dev/) ### [Introducing DynamoDB Extended - Query History, Favorites, and Editor Defaults](https://alexkates.hashnode.dev/introducing-dynamodb-extended-query-history-favorites-and-editor-defaults?utm_source=hashnode&utm_medium=feed) 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... 1 min read · [alexkates.hashnode.dev](https://alexkates.hashnode.dev/introducing-dynamodb-extended-query-history-favorites-and-editor-defaults?utm_source=hashnode&utm_medium=feed) [Jun 9, 2025](https://hashnode.com/posts/introducing-dynamodb-extended-query-history-favorites-and-editor-defaults/6846bdfb341b1591fb769ed4) ### [Let's Talk About Rejection](https://alexkates.hashnode.dev/lets-talk-about-rejection?utm_source=hashnode&utm_medium=feed) Explore the impact of rejection in the tech world and discover how to turn it into a growth opportunity 3 min read · [alexkates.hashnode.dev](https://alexkates.hashnode.dev/lets-talk-about-rejection?utm_source=hashnode&utm_medium=feed) [Mar 6, 2025](https://hashnode.com/posts/lets-talk-about-rejection/67c9c18c3e00e2b0a221a64d) ### [Introducing CongressGPT](https://alexkates.hashnode.dev/introducing-congressgpt?utm_source=hashnode&utm_medium=feed) Finally understand what Congress is actually doing 2 min read · [alexkates.hashnode.dev](https://alexkates.hashnode.dev/introducing-congressgpt?utm_source=hashnode&utm_medium=feed) [Jul 28, 2024](https://hashnode.com/posts/introducing-congressgpt/66a6b7c421bed9177aba44aa) ### [How I Built a Guestbook Page using Supabase and Next.js](https://alexkates.hashnode.dev/how-i-built-a-guestbook-page-using-supabase-and-nextjs?utm_source=hashnode&utm_medium=feed) I'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... 13 min read · [alexkates.hashnode.dev](https://alexkates.hashnode.dev/how-i-built-a-guestbook-page-using-supabase-and-nextjs?utm_source=hashnode&utm_medium=feed) [Feb 22, 2024](https://hashnode.com/posts/how-i-built-a-guestbook-page-using-supabase-and-nextjs/65d736ec0d5e7a82d0db770b) ### [Introducing Hashnode Next](https://alexkates.hashnode.dev/introducing-hashnode-next?utm_source=hashnode&utm_medium=feed) TL;DR For the Hashnode APIs Hackathon, I launched hashnode-next, a beautifully simple Hashnode starter kit powered by Next.js and shadcn/ui. Hashnode-next is the fastest way to go headless with Hashnode, enabling you to migrate your blog with just on... 3 min read · [alexkates.hashnode.dev](https://alexkates.hashnode.dev/introducing-hashnode-next?utm_source=hashnode&utm_medium=feed) [2](https://hashnode.com/posts/introducing-hashnode-next/65bcc8e1311104915a082784) [Feb 2, 2024](https://hashnode.com/posts/introducing-hashnode-next/65bcc8e1311104915a082784)