November 15, 2025
We're entering a new phase of adoption where AI, stablecoins, wallet infrastructure, and DeFi are no longer fringe—they're foundational.
November 13, 2025
From decentralized computing to agentic finance—how AI and Web3 are reshaping data ownership, financial infrastructure, and the future of intelligent systems
November 10, 2025
How I operate as a 1099 contractor through a Delaware LLC.
October 15, 2025
How intent-based architecture is solving the multichain coordination problem—and why solver networks are the new primitive
How stablecoins are becoming foundational financial infrastructure and digital money rails
October 1, 2025
A technical analysis of how Expo enhances React Native development with OTA updates, cloud builds, and cross-platform code sharing based on production experience.
September 30, 2025
A deep dive into how AI agents are becoming autonomous financial actors with the ability to transact, execute, and move capital
September 8, 2025
The Decade of Web3 Infrastructure We Should Be Building On
June 15, 2025
How prompt injection attacks exploit large language models and strategies to defend your AI applications
June 8, 2025
Exploring the Model Context Protocol (MCP) for standardizing AI model interactions using TypeScript
June 2, 2025
TypeScript implementations of Retrieval-Augmented Generation (RAG) systems for integrating external knowledge with language models
May 17, 2025
Why Bun's all-in-one toolkit, speed, and Node.js compatibility make it my preferred JavaScript runtime
May 16, 2025
Strategies for building robust WebSocket backends with session affinity, TLS encryption, proper authentication, and inter-node communication for high-availability environments
May 15, 2025
Ethereum token standards. ERC-20, ERC-1155, ERC-6909, and ERC-7281
May 14, 2025
DeFi risks including impermanent loss, smart contract exploits, rug pulls, and real-world examples
May 12, 2025
Automated market makers, liquidity pools, and yield farming strategies across major blockchains
May 10, 2025
Analysis of order books and AMMs, exploring their fundamental mechanics, real-world implementations, and innovative hybrid solutions reshaping decentralized trading
March 25, 2025
Exploring the role of a product engineer
March 20, 2025
An exploration of how USDT0 and LayerZero's OFT standard are revolutionizing cross-chain stablecoin transfers with improved security and unified liquidity
March 17, 2025
Bitcoin DeFi evolves with EVM, unlocking new financial possibilities.
March 2, 2025
How Bitcoin Runes is transforming tokenization with scalability and real adoption
February 25, 2025
Engineering principles for building scalable and maintainable systems
January 19, 2025
Best Practices for Math in JS & DeFi
January 17, 2025
Why useMemo and useCallback hooks are becoming obsolete in modern React applications
November 25, 2024
Modular Design for a Compounding Effect
October 1, 2024
Building scalable Web3 apps with Next.js
September 22, 2024
Why workaholics need to touch grass
August 15, 2024
FullStack EVM Project Starter with 0x and Codex integration
July 20, 2024
How Architecture Decision Records improve communication and efficiency in software teams
A comparative analysis of Ethers.js and Viem/Wagmi in Ethereum development
July 7, 2024
The convergence that will reshape our digital landscape
September 5, 2023
Async Patterns for maintaining a clear separation between core logic and presentation.
January 29, 2023
An opinioned list of React coding conventions.
January 19, 2020
Generate TypeScript from a GraphQL schema with Codegen
February 15, 2019
Recap of the First International Blockchain and Cryptocurrency Conference in Costa Rica.
January 1, 2019
On February 2nd, the first international blockchain and cryptocurrency conference in Costa Rica will be held in San José.
August 8, 2018
Tips for improving your GitHub workflow in software development.
July 20, 2018
BlockchainCR is excited to introduce "Costa Rica's Crypto Cantina."
June 3, 2018
The Blockchain ecosystem in Costa Rica, BlockchainCR, and the Costa Rican Blockchain Association.
June 7, 2016
JavaScript and Node.js through in-person workshops
May 30, 2016
At Costa Rica JS this time we broke the mold a bit and went to Under Fire Paintball territory.
October 3, 2015
When designing an API, there are important decisions that have a great impact on the way other applications will interact with the service...
July 18, 2015
When working on multiple Node.js projects it is important to configure your development environment to automatically switch to right node version for a particular project.
July 10, 2015
Continuous delivery is practice in software development in which development teams work in a way that allows companies to update their systems at any point in time or continuously through automated processes, the system's code base is always deployable and tested.
March 15, 2015
A curated list of must-watch films and documentaries
September 15, 2014
Understanding mocks, stubs, and spies in unit testing
September 1, 2014
Getting started with unit testing in JavaScript
August 15, 2014
Setting up HTTPS and SSL certificates for Node.js development
April 15, 2014
Getting started with Gulp.js build system
January 15, 2014
The software development ecosystem in Costa Rica
September 1, 2013
A guide to choosing the right database for your web application
August 1, 2013
Data Visualization meetup in Costa Rica
December 22, 2012
Simply the best Javascript podcast out there.