Andoni
@andoniarroyo.bsky.social
An organisation’s obsession with measuring success by tangible outputs (features) instead of outcomes is called the build trap
November 27, 2025 at 9:17 PM
An organisation’s obsession with measuring success by tangible outputs (features) instead of outcomes is called the build trap
First Principles First
When analyzing metrics, apply the simple filters first
tidyfirst.substack.com
October 21, 2025 at 7:37 PM
Jevons paradox
en.wikipedia.org/wiki/Jevons_...
en.wikipedia.org/wiki/Jevons_...
Jevons paradox - Wikipedia
en.wikipedia.org
September 25, 2025 at 7:14 AM
Jevons paradox
en.wikipedia.org/wiki/Jevons_...
en.wikipedia.org/wiki/Jevons_...
"People are fundamentally lazy. This is not a slur but a vital evolutionary survival trait"
Tom Bush
Tom Bush
February 14, 2025 at 8:11 AM
"People are fundamentally lazy. This is not a slur but a vital evolutionary survival trait"
Tom Bush
Tom Bush
La vida moderna es dejar de estudiar Python para ir a cantar a Santa Águeda…
February 4, 2025 at 9:34 AM
La vida moderna es dejar de estudiar Python para ir a cantar a Santa Águeda…
AI Won’t Replace Humans — But Humans With AI Will Replace Humans Without AI
- Fei Fei Li
- Fei Fei Li
January 15, 2025 at 9:20 PM
AI Won’t Replace Humans — But Humans With AI Will Replace Humans Without AI
- Fei Fei Li
- Fei Fei Li
"The leader should only ask questions and never give answers; every answer must be supported by evidence, and every participant must give answers. Apply these techniques, and you'll have a foolproof process for setting up great debates"
Multipliers
Liz Wiseman
Multipliers
Liz Wiseman
January 8, 2025 at 8:51 PM
"The leader should only ask questions and never give answers; every answer must be supported by evidence, and every participant must give answers. Apply these techniques, and you'll have a foolproof process for setting up great debates"
Multipliers
Liz Wiseman
Multipliers
Liz Wiseman
La vida moderna es hacer los churros de Navidad en el air fryer…
December 25, 2024 at 9:48 AM
La vida moderna es hacer los churros de Navidad en el air fryer…
The end-to-end tests-only is an antipattern, the low-level tests-only is an antipattern and the disconnected low-level and high-level tests is the anti-pattern
November 12, 2024 at 9:43 PM
The end-to-end tests-only is an antipattern, the low-level tests-only is an antipattern and the disconnected low-level and high-level tests is the anti-pattern
"What gets measured gets managed—even when it's pointless to measure and manage it, and even if it harms the purpose of the organization to do so.”
- Peter Drucker
- Peter Drucker
November 8, 2024 at 8:22 AM
"What gets measured gets managed—even when it's pointless to measure and manage it, and even if it harms the purpose of the organization to do so.”
- Peter Drucker
- Peter Drucker
"The amount of extra confidence you get from the second end-to-end test is also only a fraction of the extra confidence you got from the first end-to-end test. But the cost of debugging, changing, reading and running that test is not a fraction, it is the same as the previous test.”
Roy Osherove
Roy Osherove
November 6, 2024 at 9:41 PM
"The amount of extra confidence you get from the second end-to-end test is also only a fraction of the extra confidence you got from the first end-to-end test. But the cost of debugging, changing, reading and running that test is not a fraction, it is the same as the previous test.”
Roy Osherove
Roy Osherove
“If we don’t understand the test that’s failing or passing, we don’t know if we should feel worried or not.”
Roy Osherove, Vladimir Khorikov
Roy Osherove, Vladimir Khorikov
November 5, 2024 at 10:02 PM
“If we don’t understand the test that’s failing or passing, we don’t know if we should feel worried or not.”
Roy Osherove, Vladimir Khorikov
Roy Osherove, Vladimir Khorikov
Metastable Failures in Distributed Systems
charap.co/metastable-f...
charap.co/metastable-f...
Metastable Failures in Distributed Systems – Aleksey Charapko
charap.co
October 25, 2024 at 7:24 AM
Metastable Failures in Distributed Systems
charap.co/metastable-f...
charap.co/metastable-f...
Continuous Delivery is about going from idea to valuable, working software in the hands of users. (the concept is taken from the first principle of the Agile Manifesto)
"Continuous Delivery Pipelines"
Dave Farley
"Continuous Delivery Pipelines"
Dave Farley
September 30, 2024 at 8:57 PM
Continuous Delivery is about going from idea to valuable, working software in the hands of users. (the concept is taken from the first principle of the Agile Manifesto)
"Continuous Delivery Pipelines"
Dave Farley
"Continuous Delivery Pipelines"
Dave Farley
"Every decision is a brick in the foundation of your growing startup, and documenting them can provide a solid record, a kind of architecture blueprint that details your thought processes, concerns, and rationale"
- Vadim Kravcenko
- Vadim Kravcenko
July 5, 2024 at 7:29 AM
"Every decision is a brick in the foundation of your growing startup, and documenting them can provide a solid record, a kind of architecture blueprint that details your thought processes, concerns, and rationale"
- Vadim Kravcenko
- Vadim Kravcenko
The difference between a developer and a great developer:
- Focusing beyond the code
- Efficiency / Antifragility
- Joy of tinkering
- Knowing the why
- Thinking in systems
- Tech detox
- The art of approximation
- Focusing beyond the code
- Efficiency / Antifragility
- Joy of tinkering
- Knowing the why
- Thinking in systems
- Tech detox
- The art of approximation
June 21, 2024 at 6:52 AM
The difference between a developer and a great developer:
- Focusing beyond the code
- Efficiency / Antifragility
- Joy of tinkering
- Knowing the why
- Thinking in systems
- Tech detox
- The art of approximation
- Focusing beyond the code
- Efficiency / Antifragility
- Joy of tinkering
- Knowing the why
- Thinking in systems
- Tech detox
- The art of approximation
Put your money where your mouth is
June 7, 2024 at 7:31 AM
Put your money where your mouth is
“The biggest thing I’ve learned in product management is to always focus on the problem. If you anchor yourself with the why, you will be more likely to build the right thing,”
Melissa Perri
Melissa Perri
May 8, 2024 at 8:39 PM
“The biggest thing I’ve learned in product management is to always focus on the problem. If you anchor yourself with the why, you will be more likely to build the right thing,”
Melissa Perri
Melissa Perri
Product managers are responsible for the why, and answering why is very different than answering when
May 7, 2024 at 9:29 PM
Product managers are responsible for the why, and answering why is very different than answering when
“It’s not the customer’s job to come up with their own solutions. That is your job”
Escaping the Build Trap
Melissa Perri
Escaping the Build Trap
Melissa Perri
May 2, 2024 at 8:55 PM
“It’s not the customer’s job to come up with their own solutions. That is your job”
Escaping the Build Trap
Melissa Perri
Escaping the Build Trap
Melissa Perri