Categories

Jacar categories — explore the topics A rocket whose eyes follow your cursor.
Startup

Startup Funding in 2023: Reality After the Correction

After the 2021 historic peak and the 2022 correction, startup funding in 2023 has been redefined: Series A rounds dropping from $15M to $8-10M, due diligence extending to 14 weeks, and metrics like the real Rule of 40 and NRR above 110% as the new minimum.

Methodologies

Product discovery with AI: practices that stick

Dos años de experimentación con modelos generativos aplicados a descubrimiento de producto han dejado prácticas concretas útiles y otras tantas que se descartan. Un repaso honesto de qué ha funcionado, qué ha fracasado y cómo incorporar IA al ciclo de discovery sin corromper sus fundamentos.

Artificial Intelligence

AI startup market correction in 2026

Tres años de valoraciones vertiginosas han empezado a corregirse sin estrépito pero con firmeza: rondas abajo, despidos selectivos y consolidación en torno a propuestas con ingresos reales. Una lectura ordenada de qué sobrevive, qué se quema y qué aprende el ecosistema.

Startup

Y Combinator 2025: trends from the AI cohorts

Y Combinator's W25 and S25 cohorts show a historic tilt toward vertical agents and developer tools, with outcome-based pricing emerging as a new model. I break down the visible patterns, the business models on display, and what founders operating outside Silicon Valley should copy from this reading of the batch.

Startup

Y Combinator Demo Day 2024: Trends Left by Unicorns

Y Combinator's Demo Day 2024 (the W24 and S24 batches) shows vertical AI dominating roughly 55-60 percent of startups, with defense tech rising, climate holding steady, and consumer recovering. This article breaks down those patterns and draws concrete lessons for European founders and investors weighing whether to apply or invest.

Methodologies

FinOps: Controlling Cloud Cost Without Slowing the Team

FinOps turns cloud cost into an engineering discipline rather than a finance problem. The Inform-Optimize-Operate framework delivers per-team visibility, continuous waste reduction, and cost SLOs. Rigorous tagging and open-source tools like Kubecost or Infracost let teams regain control of the bill without slowing delivery.

Startup

Useful Metrics for Startups: Types and Uses

Useful startup metrics are the data points that let you evaluate a company's real performance: general performance metrics (MRR, retention, churn), area KPIs (CAC, LTV, NPS), and the AARRR framework, always prioritising retention and the LTV:CAC ratio over vanity metrics.