Hi, I’m Jorge A. Cortés

Welcome to my homepage. I’m an R&D electronics products engineer and software developer.

Latest articles

safety architecture defect
Let’s not forget about software safety

Software defects can kill people. I’ve revisited the case study of the unintended acceleration in Toyota cars in 2009 by Phil Koopman. You couldn’t believe what was found. For those that don’t r…

Millionaire Solidity bug
Don’t let prejudice fool you

34 million dollars have been lost forever in an Ethereum NFT smart contract. What a waste. Because of software defects, the contract has reached a state where the money has been locked inside the s…

Decentralized Autonomous Organizations (DAOs)

When introducing Ethereum, I mentioned DAOs as one of the applications. Today, I’m going to explain to you in more detail what is a DAO, how they are created, and give you some examples. Let’s start. …

Futuristic city NFT
Smart contracts data reading, introduction to Web3 development

One of the benefits of the blockchain is that all data is freely available. To create web3 applications it’s necessary to ask the state of smart contracts to the blockchain. If all of this sounds obsc…

Jump (mbsjq) NFT
Creator economy tokens

Tokens have come to stay. Most people are looking into DeFi but there are other use cases that are as disruptive or more. I’m talking about creator economy tokens. Tokens that somehow represent creato…

NFTs explained and FAQ

NFTs have a very bad reputation. “Have you paid for that? You’re paying for a jpeg! I have already copied it”. Today, I want to make you understand what they’re and what are the possibilities that it …

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