Paul Gross
@pgr0ss.bsky.social
Principal Software Engineer. Formerly Rvvup, Ripple, Braintree/PayPal, ThoughtWorks. https://pgrs.net/
New blog post: pgrs.net/2025/06/17/d...
Double-Entry Ledgers: The Missing Primitive in Modern Software
I think ledgers are underutilized in software development today. Specifically, double-entry ledger modeling would be a better fit in a lot of systems than the ad-hoc ledger-ish things they currently h...
pgrs.net
June 17, 2025 at 6:30 PM
New blog post: pgrs.net/2025/06/17/d...
New blog post: pgrs.net/2025/05/16/p...
A Ledger In PostgreSQL Is Fast!
I’ve been working on a ledger implementation in pure PostgreSQL called pgledger. For the backstory, please read my previous blog post: Ledger Implementation in PostgreSQL.
pgrs.net
May 16, 2025 at 9:09 PM
New blog post: pgrs.net/2025/05/16/p...
Reposted by Paul Gross
I'm eager to bring this experience to a new challenge – I’m currently seeking a new opportunity.
- Role: Front-end Engineer, Design Engineer, or Product Engineer (TypeScript, React)
- Location: Fully Remote (EMEA / asynchronous work)
- Company: Product-led business with a strong engineering culture
- Role: Front-end Engineer, Design Engineer, or Product Engineer (TypeScript, React)
- Location: Fully Remote (EMEA / asynchronous work)
- Company: Product-led business with a strong engineering culture
May 5, 2025 at 8:31 AM
I'm eager to bring this experience to a new challenge – I’m currently seeking a new opportunity.
- Role: Front-end Engineer, Design Engineer, or Product Engineer (TypeScript, React)
- Location: Fully Remote (EMEA / asynchronous work)
- Company: Product-led business with a strong engineering culture
- Role: Front-end Engineer, Design Engineer, or Product Engineer (TypeScript, React)
- Location: Fully Remote (EMEA / asynchronous work)
- Company: Product-led business with a strong engineering culture
New blog post and project: pgrs.net/2025/03/24/p...
Ledger Implementation in PostgreSQL
First, the tl;dr: I am working on a financial ledger implementation implemented entirely in PostgreSQL called pgledger.
pgrs.net
March 24, 2025 at 6:03 PM
New blog post and project: pgrs.net/2025/03/24/p...
Reposted by Paul Gross
CAHSR if we were a real country
wbholland.github.io/trainspose/
wbholland.github.io/trainspose/
February 21, 2025 at 2:52 AM
CAHSR if we were a real country
wbholland.github.io/trainspose/
wbholland.github.io/trainspose/
Reposted by Paul Gross
My lab group is doing a research study on cargo bike users in North America. If you are a cargo bike user and have a minute to take the survey we'd love to hear from you. Or please feel free to share or repost for other cargo bike users. Many thanks! pennstate.qualtrics.com/jfe/form/SV_...
Qualtrics Survey | Qualtrics Experience Management
The most powerful, simple and trusted way to gather experience data. Start your journey to experience management and try a free account today.
pennstate.qualtrics.com
February 18, 2025 at 3:11 PM
My lab group is doing a research study on cargo bike users in North America. If you are a cargo bike user and have a minute to take the survey we'd love to hear from you. Or please feel free to share or repost for other cargo bike users. Many thanks! pennstate.qualtrics.com/jfe/form/SV_...
New blog post: Personal Notes Tooling www.pgrs.net/2025/01/29/p...
Personal Notes Tooling
I love keeping notes. Everything from meeting summaries to packing lists to books I’ve read and more. And these days, I tend to favor digital notes. I’m faster at typing than writing, and I love being...
www.pgrs.net
January 29, 2025 at 11:41 PM
New blog post: Personal Notes Tooling www.pgrs.net/2025/01/29/p...
Reposted by Paul Gross
My latest blog post covers how a simple observation at airport security highlights the concept of Betterment and how it applies to engineering teams. Which group are you in?
angiejones.tech/the-betterme...
angiejones.tech/the-betterme...
The Betterment Metric - Angie Jones
A simple observation at airport security highlights the concept of Betterment and how it applies to engineering teams. Which group are you in?
angiejones.tech
November 22, 2024 at 4:54 PM
My latest blog post covers how a simple observation at airport security highlights the concept of Betterment and how it applies to engineering teams. Which group are you in?
angiejones.tech/the-betterme...
angiejones.tech/the-betterme...
Reposted by Paul Gross
Electricity map showing live CO₂ emissions of different countries. Fascinating to see the differences and flows
💡🔌
app.electricitymaps.com/zone/GB
💡🔌
app.electricitymaps.com/zone/GB
Live 24/7 CO₂ emissions of electricity consumption
Electricity Maps is a live 24/7 visualization of where your electricity comes from and how much CO2 was emitted to produce it.
app.electricitymaps.com
November 12, 2024 at 6:03 PM
Electricity map showing live CO₂ emissions of different countries. Fascinating to see the differences and flows
💡🔌
app.electricitymaps.com/zone/GB
💡🔌
app.electricitymaps.com/zone/GB
Reposted by Paul Gross
Happy birthday, Go! 🎂
go.dev/blog/15years
go.dev/blog/15years
Go Turns 15 - The Go Programming Language
Happy 15th birthday, Go!
go.dev
November 12, 2024 at 5:21 PM
Happy birthday, Go! 🎂
go.dev/blog/15years
go.dev/blog/15years
Reposted by Paul Gross
All these new people! A great time to repost this Venn diagram.
November 10, 2024 at 11:04 PM
All these new people! A great time to repost this Venn diagram.
Reposted by Paul Gross
I published a new post on the Sympathetic.Ink blog: "The advent of the Open Data Lake".
You are correct! this is talking about the rise of Apache Iceberg. 📊 #dataBS
sympathetic.ink/2024/11/07/T...
You are correct! this is talking about the rise of Apache Iceberg. 📊 #dataBS
sympathetic.ink/2024/11/07/T...
November 7, 2024 at 6:44 PM
I published a new post on the Sympathetic.Ink blog: "The advent of the Open Data Lake".
You are correct! this is talking about the rise of Apache Iceberg. 📊 #dataBS
sympathetic.ink/2024/11/07/T...
You are correct! this is talking about the rise of Apache Iceberg. 📊 #dataBS
sympathetic.ink/2024/11/07/T...
New blog post: DuckDB over Pandas/Polars pgrs.net/2024/11/01/d...
DuckDB over Pandas/Polars
Since my previous post on DuckDB (DuckDB as the New jq), I’ve been continuing to use and enjoy DuckDB.
pgrs.net
November 1, 2024 at 6:49 PM
New blog post: DuckDB over Pandas/Polars pgrs.net/2024/11/01/d...