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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.

  • Let's Talk About Rejection

    3 min read

    Explore the impact of rejection in the tech world and discover how to turn it into a growth opportunity

    aws
    stoicism
  • Introducing CongressGPT

    2 min read

    TL;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...

    aifortomorrow
    hashnode
    next.js
  • 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...

    supabase
    next.js
    typescript

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.