Sahil Kumar

I'm a MERN stack developer who loves bringing ideas to life on the web. I build dynamic AI web applications using MongoDB, Express.js, React, and Node.js.

[Sahil Kumar @SahilkumarK1]

👋 Hey X!

I’m a Full-Stack Developer engineering AI-powered web apps with the MERN Stack (MongoDB, Express, React, Node).

🛠️ Combining clean React UIs with LLM APIs & modern web features.

Documenting my build-in-public journey!

#buildinpublic #MERN #webdev

[Sahil Kumar @SahilkumarK1]

🚀 If you're in tech, let's connect!

Building, learning, and growing together. 🤝

#TechTwitter #WebDevelopment #AI #FullStackDeveloper

[Sahil Kumar @SahilkumarK1]

@Careerbuddha111 Hi

[Sahil Kumar @SahilkumarK1]

@MZ_ZETAPHI Great example 😄

[Sahil Kumar @SahilkumarK1]

What’s the difference between generateContent and generateContentStream in AI APIs? ⚡🧠

#AI #APIs #TechTwitter

[Sahil Kumar @SahilkumarK1]

💬 Reply (Answer):

• generateContent → returns the full response at once.
• generateContentStream → sends the response piece by piece (streaming) as it’s generated.

[Sahil Kumar @SahilkumarK1]

@piunknown043 @X Hi let’s connect

[Sahil Kumar @SahilkumarK1]

Tweet 6:

“So next time you hear context window, remember: it’s how much the AI can keep in mind at once 🧠✨”

[Sahil Kumar @SahilkumarK1]

Tweet 1:
What’s a context window in AI? 🤔

Let’s break it down with a simple analogy + infographic 👇

[Sahil Kumar @SahilkumarK1]

Tweet 5:
“Analogy: Imagine a whiteboard.

• Small board → short chats, brief docs
• Big board → long chats, entire books

Once full, old notes get erased for new ones. 🧠👇”

#LearnAI #AI

[Sahil Kumar @SahilkumarK1]

@Giulio6686 Hi, I’m an AI-focused full-stack developer. I specialize in building web applications and would greatly appreciate your support in finding job opportunities. Here’s my GitHub link: [https://t.co/L0ukjNjbYv].

[Sahil Kumar @SahilkumarK1]

@Careerbuddha111 Hi let’s connect

[Sahil Kumar @SahilkumarK1]

@Erica_Codes_NJ I can't say for sure, but most people don't watch videos. But yeah, mentioning it in the README is a good solution and people can easily read it.

[Sahil Kumar @SahilkumarK1]

Free hosting has one catch: servers often sleep when idle, so a first visit can be slow.

I host my portfolio projects on Render's free tier. My fix: a one-line README note and a short demo video, so nobody has to wait.

How do you handle this?
#BuildInPublic #WebDev

[Sahil Kumar @SahilkumarK1]

Render's free tier typically puts a service to sleep after a period of inactivity, so the first load can take up to a minute.
My projects and demos: https://t.co/L0ukjNjbYv

[Sahil Kumar @SahilkumarK1]

@ananyairl https://t.co/L0ukjNjbYv

[Sahil Kumar @SahilkumarK1]

The three projects behind this toolkit: [GitHub link: https://t.co/L0ukjNjbYv]

[Sahil Kumar @SahilkumarK1]

My full-stack AI toolkit right now:
- React, Next.js, Tailwind
- Node, Express, MongoDB
- Gemini API, https://t.co/67E7426qvS
- Firebase, Razorpay, Cloudinary
- Render, Vercel, Docker

What would you add or swap?

#GenAI #buildinpublic