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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
May 26 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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