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Eric Hammond

@esh.dev
1.2K followers 216 following 104 posts

Startup builder. Startup investor. AWS enthusiast. AWS Hero. Disclosure: Long $AMZN {he/him}

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Eric Hammond @esh.dev · 24/02/2026
One year of Claude Code releases analyzing and visualizing the cadence alestic.github.io/claude-code-... built with Claude Code and Opus 4.6 source code: github.com/alestic/clau... #claudecode #ai
Table compares release cadence across four major version series. The changelog entries/week column circled in orange shows a roughly 12x increase over the course of a year — from 6.6 in version 0.2 (Feb 2025) to 14.5 in 1.0, 21.6 in 2.0, and 81.9 in 2.1 (Jan 2026).
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Eric Hammond @esh.dev · 01/12/2025
Maybe I can finally upgrade that AWS Lambda function running Node 0.10 since 2014. #AWS #reInvent
Title: How the custom transformation agent works

Flow diagram showing:

Legacy code, framework, architecture, and application → AWS TRANSFORM → Modernized code, framework, architecture, and application

Below: A circular process with 4 steps:
DEFINE - (laptop with code icon)
EXECUTE - (laptop with grid icon)
VERIFY - (laptop with document icon)
LEARN & IMPROVE - (laptop with magnifying glass icon)
Then loops back to DEFINE

Note: CLI + web console for monitoring campaigns at scaleTitle: Pre-configured transformations available out of the box
Six boxes showing:
- Java runtime version upgrades
- Python runtime version upgrades
- Node.js runtime version upgrades
- AWS SDK for Java upgrades (v1 to v2)
- AWS SDK for Python upgrades (boto2 to boto3)
- AWS SDK for JavaScript upgrades (v2 to v3)
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Eric Hammond @esh.dev · 01/12/2025
$100,000 to team #000080 (Navy Blue) in the AWS Road to re:Invent hackathon (plus other prizes)! AWS #reInvent
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Eric Hammond @esh.dev · 01/12/2025
Judges have arrived: Jeff Barr and Swami Sivasubramanian
Jeff Barr and Swami Sivasubramanian on stage
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Eric Hammond @esh.dev · 01/12/2025
"Judging will begin shortly" Road to re:Invent AWS #reInvent
Montage of the hackathon teams on the busses. Brooke, AM, Farrah
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Eric Hammond @esh.dev · 30/11/2025
@brookejamieson.bsky.social and team actually pulled this together! I remember when it was just a dream. The Road to re:Invent hackathon buses are real and have started their journey to AWS #reInvent. reinvent.awslivestream.com/r2r/live/
Giant bus with "Road to re:Invent" on the side, pulling onto the roadGiant bus with "Road to re:Invent" on the side, driving away.
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Eric Hammond @esh.dev · 30/11/2025
How it's going AWS #reInvent chalk wall
Long black wall, filled with hand written messages, names of companies, organizations, projects, technologies, and more, with "AWS re:Invent" printed in the middle. A number of re:Invent attendees busy adding their personal touches in chalk.
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Eric Hammond @esh.dev · 30/11/2025
How it started AWS #reInvent chalk wall
Long black wall, mostly blank, with "AWS re:Invent" printed in the middle. Only one person visible
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Eric Hammond @esh.dev · 30/11/2025
I've been attending AWS re:Invent since the first one in 2012. E Every year I notice changes as the organizers observe things they can improve from the previous year. There should be no security bottleneck at Venetian check-in and badge pickup this year. AWS #reInvent
Security lanes as far as the eye can see, with security personnel (human and canine). Currently empty, waiting for the crowds to arrive.
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Eric Hammond @esh.dev · 30/11/2025
I told the fellow guarding the chalk board that it is now open. AWS #reInvent 2025
Large black wall with "AWS re:Invent" printed on it. "@esh.dev" written in chalk inside an "e".
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Eric Hammond @esh.dev · 01/06/2025
Messages from Claude Code (AI development tool):

You're absolutely right - I focused too narrowly on the "callback" implementation detail rather than understanding the actual need. Let me reconsider.

I've completely revised the NEW-TIMER-DESIGN.md document based on your insights. The key realization is that this isn't about sequential events, but rather concurrent message layers with priorities.
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Eric Hammond @esh.dev · 12/01/2025
I can't always remember those sysadmin commands I only use a few times a decade. abc to the rescue (the LLM's proposed commands will be based on the current operating system). getabc.sh
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Eric Hammond @esh.dev · 07/12/2024
No, I wasn't "overtraining". That was just a week of AWS #reInvent.
Circular watch face showing "Sat 7 Morning brief" notification: "Hi Eric. Moderate readiness, but you've been overtraining. Focus on recovery to reduce risk of strain."
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Eric Hammond @esh.dev · 04/12/2024
I listened to @clare.dev from years back.
[AI written, human reviewed]
A Grether's throat pastille tin sits against a black AWS re:Invent lanyard. The tin features a traditional blue and yellow design with small flowers. It's a sugar-free blackcurrant flavor, handmade in Switzerland, containing glycerine and fruit juice.
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Eric Hammond @esh.dev · 04/12/2024
79 AWS #reInvent videos, and more being added by the minute youtube.com/playlist?lis...
[AI written, human reviewed]
A video playlist interface showing "AWS re:Invent 2024" with 79 videos, featuring a "Play all" button and media controls against a dark purple background.
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Eric Hammond @esh.dev · 03/12/2024
"I'll go pick up swag while everybody is in the keynote", he said. AWS #reInvent
[AI generated, human reviewed] 
A densely packed crowd at a tech conference, lit in blue and purple lighting, with a "SWAG" sign visible on the wall. Attendees wear casual clothing and some masks.
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Eric Hammond @esh.dev · 02/12/2024
I started to look into the features of last night's AWS #reInvent announcement about the new AWS Security Incident Response, then I noticed the pricing. On to the next announcement.
"Tier 1: A minimum monthly fee of $7,000 for the first $0 to $125,000 monthly AWS spend

Tier 2: The sum of the previous tier plus 5.0% of the spend from the next $125,000 to 250,000

Tier 3: The sum of the previous tier plus 3.5% of the spend from the next $250,000 to $500,000

Tier 4: The sum of the previous tier plus 1.5% of the spend from the next $500,000 to $1,000,000

Tier 5: The sum of the previous tier plus 0.5% of the spend above $1,000,000"
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Eric Hammond @esh.dev · 02/12/2024
AWS #reInvent security has three ways to contact them this year: phone call, email, and live chat. Install the AWS Events app today to get easy access during the conference.
mobile app screenshot: 

"Safety and Security

We firmly believe in the value and importance of an environment where all AWS community members feel welcome and safe.

In case of emergency, call 911. If you would like to contact re:Invent security for any reason, please use the options below.

If you would like to speak with security for any reason, please contact us using the options below:

Live Chat

Email

Call"
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Eric Hammond @esh.dev · 02/12/2024
AWS #reInvent Venetian Swag customization counter is closed, with the person in front of me being the last one let into line. They will be open the rest of the week (10a-6p thru Thursday), even though the session in the # re:Invent catalog indicates Monday is the only day.
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Eric Hammond @esh.dev · 01/12/2024
AWS re:Invent

Sunday, December 1

Badge pickup and help desk
10:00 AM - 8:00 PM
MANDALAY BAY, MGM GRAND, THE VENETIAN

SWAG
10:00 AM - 8:00 PM
THE VENETIAN
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Eric Hammond @esh.dev · 01/12/2024
If the AWS #reInvent badge pickup line is long inside the LAS airport, you might want to skip it and pick up your badge at the Venetian. The Venetian badge pickup is usually huge, efficient, and right near the swag pickup, which you'll need to visit anyway.
"AWS re:Invent
Sunday, December 1
Badge pickup
7:00 AM - 11:59 PM
HARRY REID INTERNATIONAL AIRPORT - T1 & T3"
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Eric Hammond @esh.dev · 23/11/2024
I shouldn't have spoken out loud. Is AWS listening to me here as well? We'll just have to be on the lookout for when NEW LAUNCH sessions are added to the catalog after the announcements at AWS #reInvent
Screenshot of an email subject line: 
Session cancellation notice for AIM395-NEW-R1 - Cancelled at AWS re:Invent 2024
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Eric Hammond @esh.dev · 22/11/2024
Have some open time slots at AWS #reInvent where you couldn't find sessions with seats? There are [NEW LAUNCH] sessions available in the catalog as placeholders. Register now and see if you won the lottery when the service or feature is announced, and the session title is revealed!
Screenshot of a the AWS re:Invent mobile app that reads: 

"AIM396-NEW : [NEW LAUNCH]
Coming soon

Friday, December 06, 10:30 AM PST, 60 min

New Launch

New announcements will be made throughout re:Invent. Continue to check back for newly released sessions.

Session level
300 - Advanced

Location
Venetian | Level 3 | Lido 3002
Seats available"
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Eric Hammond @esh.dev · 26/04/2023
12 hours from this post! "AWS Developer Innovation Day" Apr 26 Wed 10a-5p PT (1-8p ET) - Topics include AWS CodeWhisperer, Application Composer, CDK, more... Complete info including session agenda: pages.awscloud.com/GLOBAL-event-LS-… 1/2
AWS DEVELOPER INNOVATION DAY
Build without limits

Wednesday, April 26
10:00 AM – 5:00 PM PT | 1:00 PM – 8:00 PM ET
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Eric Hammond @esh.dev · 26/04/2023
here we go again
photograph of a blue sky with lots of little white fluffy clouds
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