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YC Demo Day News

Demo Day is the moment each Y Combinator batch presents its startups to investors, and this section gathers reporting around it. Expect stories on notable pitches, standout companies, funding momentum, and the trends that emerge when a new cohort of founders steps on stage.

Typical coverage includes batch recaps, lists of the most talked-about companies, and interviews with founders fresh off their presentations. You will also find pieces examining which sectors dominated a given batch, from AI infrastructure to healthcare, and how those choices reflect where early-stage attention is flowing.

Investors, founders, and industry watchers follow Demo Day because it works as an early signal of what the next wave of technology companies will look like. Ideas that debut on that stage often reappear months later as funded, growing businesses, which makes each batch worth studying closely.

2026-04-18

2026-04-18

2021-05-01

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Konrad Gadzinowski

Spaghetti code doesn't just look bad, it makes code brittle and prone to bugs. A modular programming architecture decouples interdependency and makes your code more robust.

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2021-03-01

332
Konrad Gadzinowski

Version control systems helped transform the way we execute and manage software projects. Should we use GitFlow or trunk-based development method? This guide lists the pros and cons of both, and looks at various use cases.

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2020-02-10

347
Konrad Gadzinowski

Shopping online is more popular than ever. Let's explore marketplace business models and payment methods for both regional and global services.

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2026-04-18

In other news

320
Konrad Gadzinowski

RapDv is a modern JavaScript framework, built with intention for a rapid, scalable and repeatable development. This article describes its architecture, and how to develop and deploy web apps with it.

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