Julien Le Dem
@julien.ledem.net
Principal Engineer, Founder, Angel, Advisor, OSS.
LFAI&data: OpenLineage, Marquez, ASF: Parquet, Arrow, Iceberg, 🐖
he/him.
Me: https://julien.ledem.net/
Blog: https://sympathetic.ink
LFAI&data: OpenLineage, Marquez, ASF: Parquet, Arrow, Iceberg, 🐖
he/him.
Me: https://julien.ledem.net/
Blog: https://sympathetic.ink
Good evening golden gate.
November 9, 2025 at 1:08 AM
Good evening golden gate.
Experimenting with the laser cutter to make 3d objects.
November 3, 2025 at 12:21 AM
Experimenting with the laser cutter to make 3d objects.
This just went in the oven
October 31, 2025 at 12:40 AM
This just went in the oven
Great time seeing Garbage at the Warfield tonight.
October 25, 2025 at 5:52 AM
Great time seeing Garbage at the Warfield tonight.
Who’s solving the Louvre robbery?
Right answers only
Right answers only
October 20, 2025 at 5:12 AM
Who’s solving the Louvre robbery?
Right answers only
Right answers only
First attempt at making prints with the laser cutter. I don’t know what I’m doing but happy to have made something.
October 19, 2025 at 8:28 PM
First attempt at making prints with the laser cutter. I don’t know what I’m doing but happy to have made something.
Didn’t turn out too well for him.
October 17, 2025 at 1:45 AM
Didn’t turn out too well for him.
And then he said:
« Bring me to your leader! »
« Bring me to your leader! »
October 17, 2025 at 1:29 AM
And then he said:
« Bring me to your leader! »
« Bring me to your leader! »
"Why Datadog Chose Airflow 3: Multi-Tenancy, Observability, and the Future of Event-Driven Workflows"
Zach and I will be talking about how Datadog adopted Airflow 3 at the Airflow summit next week. Come say hi!
airflowsummit.org/sessions/202...
Zach and I will be talking about how Datadog adopted Airflow 3 at the Airflow summit next week. Come say hi!
airflowsummit.org/sessions/202...
October 1, 2025 at 3:39 PM
"Why Datadog Chose Airflow 3: Multi-Tenancy, Observability, and the Future of Event-Driven Workflows"
Zach and I will be talking about how Datadog adopted Airflow 3 at the Airflow summit next week. Come say hi!
airflowsummit.org/sessions/202...
Zach and I will be talking about how Datadog adopted Airflow 3 at the Airflow summit next week. Come say hi!
airflowsummit.org/sessions/202...
Catching up in person at the Community over Code conference.
Nice to see you all!
Nice to see you all!
September 12, 2025 at 5:46 PM
Catching up in person at the Community over Code conference.
Nice to see you all!
Nice to see you all!
Just strolling in Paris on a summer night.
What prevents you from looking like this?
What prevents you from looking like this?
June 29, 2025 at 8:33 PM
Just strolling in Paris on a summer night.
What prevents you from looking like this?
What prevents you from looking like this?
The average American has three friends.
May 2, 2025 at 3:52 AM
The average American has three friends.
I took a picture of the main amphitheater during the break.
It’s not going to be intimidating at all to give the keynote from there tomorrow Morning.
It’s not going to be intimidating at all to give the keynote from there tomorrow Morning.
April 24, 2025 at 12:04 AM
I took a picture of the main amphitheater during the break.
It’s not going to be intimidating at all to give the keynote from there tomorrow Morning.
It’s not going to be intimidating at all to give the keynote from there tomorrow Morning.
I’m looking forward to delivering the keynote at DataCouncil on Thursday. I hope you’ll enjoy my talk as much as I had fun iterating on the slides and on how to tell a good story.
See you there. It’s an amazing venue!
See you there. It’s an amazing venue!
April 22, 2025 at 9:37 PM
I’m looking forward to delivering the keynote at DataCouncil on Thursday. I hope you’ll enjoy my talk as much as I had fun iterating on the slides and on how to tell a good story.
See you there. It’s an amazing venue!
See you there. It’s an amazing venue!
The Datadog delegation at the Iceberg Summit.
April 11, 2025 at 2:02 AM
The Datadog delegation at the Iceberg Summit.
We got the band back together for one night.
April 9, 2025 at 11:51 PM
We got the band back together for one night.
Hanging out with the local celebrity at the Iceberg summit.
April 9, 2025 at 10:04 PM
Hanging out with the local celebrity at the Iceberg summit.
I'm looking forward to see you in person at the Iceberg summit in SF tomorrow.
I'll be speaking about the evolution of data storage from Hadoop to Iceberg and how we're witnessing the Advent of The Open Data Lake.
www.icebergsummit2025.com
I'll be speaking about the evolution of data storage from Hadoop to Iceberg and how we're witnessing the Advent of The Open Data Lake.
www.icebergsummit2025.com
April 8, 2025 at 12:10 AM
I'm looking forward to see you in person at the Iceberg summit in SF tomorrow.
I'll be speaking about the evolution of data storage from Hadoop to Iceberg and how we're witnessing the Advent of The Open Data Lake.
www.icebergsummit2025.com
I'll be speaking about the evolution of data storage from Hadoop to Iceberg and how we're witnessing the Advent of The Open Data Lake.
www.icebergsummit2025.com
The freezer god made an appearance this morning.
Let’s praise them as they blessed us with powder. ⛷️
Let’s praise them as they blessed us with powder. ⛷️
April 1, 2025 at 7:07 PM
The freezer god made an appearance this morning.
Let’s praise them as they blessed us with powder. ⛷️
Let’s praise them as they blessed us with powder. ⛷️