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HI, I AM JOHANN
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Famous Architectures: Designing of Modern Dating Apps
A practical guide to designing the architecture of a modern dating app. This post breaks down core requirements, profile creation, discovery feeds, swipe handling, matching logic, notifications, and scalability considerations using services, queues, Redis, Elasticsearch, and real-time communication.
Johann H. Armenteros
1 day ago6 min read


Exploring the Power of Computer Graphics with Babylon js
Utah Teapot Sculpture in Dublin Computer graphics on the web turns math into pixels. This article is a quick tour of the fundamentals and how they map to Babylon.js. We’ll cover coordinate spaces and cameras; meshes, materials, and lighting; depth, transparency, textures, and sampling; shaders and rasterization. You’ll see the Babylon building blocks—Scene, Camera, Mesh, Material, Light—and how the engine targets WebGL2 or WebGPU. What is Babylon.Js Babylon.js is a modern, o
Johann H. Armenteros
Nov 2, 20256 min read


How to Optimize Search-Based Systems with ElasticSearch and MongoDB
Introduction In today's digital landscape, search functionality is a cornerstone for many web applications. Whether it's an e-commerce...
Johann H. Armenteros
Aug 5, 20243 min read


Let's talk about "Big O Notation"
Short analysis about how important its to know the space and time complexity in software development.
Johann H. Armenteros
Jan 1, 20232 min read
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