Medium

Juan Cruz Martinez

Juan Cruz Martinez

·

Feb 11

The Quiet Surrender to AI

We imagined machines would have to overpower us. We didn’t imagine we’d just let go.

The Quiet Surrender to AI

Juan Cruz Martinez

·

Oct 2, 2025

From Senior to Staff: What Actually Changes (and How to Get There)

Learn the real differences between Senior and Staff engineers, scope, systems, and impact, with practical tips, a 30–60–90 plan, and…

From Senior to Staff: What Actually Changes (and How to Get There)

Juan Cruz Martinez

·

Sep 30, 2025

The Real Reasons Why Developers Burnout

Most people think that developer burnout comes from coding too much. But here’s the truth: developers rarely burn out from writing code…

The Real Reasons Why Developers Burnout

In

Level Up Coding

by

Juan Cruz Martinez

·

Nov 21, 2023

Advice to Myself When Starting as a Software Developer

Reflecting on my 20-year journey as a software developer, I realize some things I wish I had started doing sooner. These practices, habits…

Advice to Myself When Starting as a Software Developer

In

Python in Plain English

by

Juan Cruz Martinez

·

Apr 26, 2023

Get a Random Boolean in Python

To generate random boolean values in Python, generate a random bit value, then convert it into boolean values using the bool() method.

Get a Random Boolean in Python

Juan Cruz Martinez

·

Apr 12, 2023

What to do when a client ends a freelancing relationship

We’ve all been there.

What to do when a client ends a freelancing relationship

In

JavaScript in Plain English

by

Juan Cruz Martinez

·

Apr 11, 2023

Most Common Ways to Make HTTP Requests in JavaScript

Learn alternative options to query data through HTTP requests in JavaScript.

Most Common Ways to Make HTTP Requests in JavaScript

Juan Cruz Martinez

·

Mar 29, 2023

How to Fix: Error: Src Refspec Master Does Not Match Any in Git

Are you encountering the src refspec master does not match any error in Git? Don’t worry. This article provides a step-by-step guide on how…

How to Fix: Error: Src Refspec Master Does Not Match Any in Git

Juan Cruz Martinez

·

Feb 14, 2023

3 First Dates, Valentine’s Day Stories for Developers

Three fun and romantic stories for Valentine’s Day

3 First Dates, Valentine’s Day Stories for Developers

In

Level Up Coding

by

Juan Cruz Martinez

·

Feb 7, 2023

How to Master HTTP Requests with Axios

Let’s dive deep into Axios to understand its features and why it has become an overwhelmingly popular library for handling HTTP requests…

How to Master HTTP Requests with Axios

Juan Cruz Martinez

Juan Cruz Martinez

I stream, blog, and make youtube videos about tech stuff. I love coding, I love React, and I love building stuff!

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