AI
What I See When Companies Try to "Adopt AI"
And why many are asking the wrong question.
Jun 17, 2026 · 4 min
Ideas
Blog
Notes on product, applied AI, architecture and engineering leadership.
Strategy
Modernizing Legacy Systems Without Stopping the Business
Why 'let's rewrite everything' is almost always the wrong answer — and what to do instead.
Jun 15, 2026 · 5 min
Data
Jitsu vs Twilio Segment: How to Reduce the Cost of Your Product Event Pipeline by up to 90%
A real cost comparison between Twilio Segment and Jitsu, with the numbers that led us to migrate at Venturest and a calculator to estimate your own savings.
Jun 12, 2026 · 6 min
Leadership
15 Years of Learnings: The Mistakes That Taught Me to Be a Better CTO
After more than 15 years in the tech industry, leading teams in startups and scaleups, I share the technical, human, and personal mistakes that taught me the most.
May 28, 2026 · 6 min
AI
Adopt Artificial Intelligence in your company, it cannot be a task for interns.
Si eres buen manager y estás delegando la adopción de IA en tus becarios, lo vas a cagar.
May 20, 2026 · 2 min
AI
AI as a growth lever, not a buzzword
How to move from hype to AI use cases that actually move business metrics.
May 18, 2026 · 6 min
Leadership
Vibe coding is great. Until Go-to-market.
La semana pasada un amigo me enseñó su nuevo producto. El login estaba hardcodeado en el front. Usuario y contraseña visibles para cualquier...
May 11, 2026 · 2 min
Strategy
Tu startup tiene usuarios.
Tu startup tiene usuarios. Tiene ingresos. Y no sabe por qué crece ni por qué para de crecer.
May 5, 2026 · 3 min
Leadership
Trying to innovate with your current team is not a plan. It is a wish.
Trying to innovate with your current team is not a plan. It is a wish.
Apr 30, 2026 · 2 min
Engineering
Modernising legacy without stopping the business
Rewriting from scratch is almost never the answer. Evolutionary modernisation is.
Apr 9, 2026 · 7 min
Growth
The metrics that actually matter in Product-Led Growth
Fewer vanity metrics, more signals that predict retention and revenue.
Mar 2, 2026 · 5 min
Leadership
Engineering teams that scale without breaking
Growing the team isn't hiring more. It's designing how decisions get made.
Feb 11, 2026 · 6 min
Data
Why you can't trust your analytics (and how to fix it)
Without a clear event taxonomy, each team measures its own way and nobody trusts the numbers.
Jan 20, 2026 · 5 min
Strategy
💻🍏 La nueva versión de macOS y el síndrome del Frankenstein UI
Llevo unos días usando la última versión de macOS, y no puedo evitar notar algo: Apple ha perdido parte del cuidado visual que la hacía únic...
Oct 31, 2025 · 2 min
Others
La semana pasada estuve junto a mis compañeros de VENTUREST en Valencia Digital Summit (VDS).
La semana pasada estuve junto a mis compañeros de VENTUREST en Valencia Digital Summit (VDS). Una experiencia que fue un poco más allá de lo...
Oct 27, 2025 · 1 min