Author: ggerman

Software Developer | Ruby on Rails | Embedded Systems Enthusiast I’m a backend developer with 10+ years of experience building scalable systems and crafting robust APIs with Ruby on Rails, Python, and PHP. I thrive on delivering confident solutions, leveraging tools like AWS, Docker, and RSpec to ensure stability and performance. Beyond coding, I love blending hardware and software in IoT projects, creating innovative solutions with Arduino C++ and MicroPython. Always learning, always solving.

MapView: Server-Side Map Rendering for Rails

MapView: Server-Side Map Rendering for Rails April 12, 2026 After an extensive development journey, MapView has arrived: a powerful API for generating map images directly from your Ruby server. What is MapView? MapView is a Ruby gem that enables you to render maps, routes, points, and polygons with zoom levels ranging from a global world … Continue reading MapView: Server-Side Map Rendering for Rails →

Building a Complete GIS Stack in Rails: ruby-libgd + libgd-gis + map_view

Building a Complete GIS Stack in Rails: ruby-libgd + libgd-gis + map_view April 10, 2026 🚀 See the LIVE DEMO in action MapView Render maps directly from your backend no external APIs required. Fast, controlled, and production-ready. Try the demo → Over the past few months I’ve been working on a small GIS-oriented stack in … Continue reading Building a Complete GIS Stack in Rails: ruby-libgd + libgd-gis + map_view →

Pure Ruby Maps: libgd-gis + Rails

April 8, 2026 🚀 See the LIVE DEMO in action MapView Render maps directly from your backend no external APIs required. Fast, controlled, and production-ready. Try the demo → Static GIS maps, pure Ruby, GeoJSON support, and zero JavaScript bloat. Over 15 years ago, I discovered the GD library at a Linux conference. I was … Continue reading Pure Ruby Maps: libgd-gis + Rails →

MapView: Static maps for Rails. No JS. No frontend. Just Ruby.

MapView: Static maps for Rails. No JS. No frontend. Just Ruby. April 7, 2026 🚀 See the LIVE DEMO in action MapView Render maps directly from your backend no external APIs required. Fast, controlled, and production-ready. Try the demo → From the creator of ruby-libgd and libgd-gis comes native Rails integration Many of you already … Continue reading MapView: Static maps for Rails. No JS. No frontend. Just Ruby. →

What’s this? DragonRuby Game Toolkit

What's this? DragonRuby Game Toolkit April 6, 2026 🚀 See the LIVE DEMO in action MapView Render maps directly from your backend no external APIs required. Fast, controlled, and production-ready. Try the demo → Ruby outside the web browser. On a game cartridge. Sort of. Every so often, something appears in the Ruby world that … Continue reading What’s this? DragonRuby Game Toolkit →

This Week in Rails: Faster Logs, Reliable Parallel Tests, and Key Deprecations

This Week in Rails: Faster Logs, Reliable Parallel Tests, and Key Deprecations April 5, 2026 🚀 See the LIVE DEMO in action MapView Render maps directly from your backend no external APIs required. Fast, controlled, and production-ready. Try the demo → A new batch of improvements has landed in the Rails codebase this week, focusing … Continue reading This Week in Rails: Faster Logs, Reliable Parallel Tests, and Key Deprecations →

The AI Art Competition That Nobody Won

The AI Art Competition That Nobody Won April 2, 2026 🚀 See the LIVE DEMO in action MapView Render maps directly from your backend no external APIs required. Fast, controlled, and production-ready. Try the demo → fter teaching different AIs the ruby-libgd interfaces, I proposed a competition: Who could create the most creative and beautiful … Continue reading The AI Art Competition That Nobody Won →

Rails Logs: A Blessing in Development, a Headache in Production

Rails Logs: A Blessing in Development, a Headache in Production March 31, 2026 The Love Affair 🚀 See the LIVE DEMO in action MapView Render maps directly from your backend no external APIs required. Fast, controlled, and production-ready. Try the demo → You know the feeling. Local machine, Rails server running, something breaks. You glance … Continue reading Rails Logs: A Blessing in Development, a Headache in Production →

From := to :=: How Go Brought Me Back to My Pascal and Delphi Days

From := to :=: How Go Brought Me Back to My Pascal and Delphi Days March 31, 2026 🚀 See the LIVE DEMO in action MapView Render maps directly from your backend no external APIs required. Fast, controlled, and production-ready. Try the demo → It happened on a Tuesday. I was writing a small microservice … Continue reading From := to :=: How Go Brought Me Back to My Pascal and Delphi Days →

GitHub Deletes Your Traffic Logs Every 14 Days. Here’s How to Stop That with Ruby

GitHub Deletes Your Traffic Logs Every 14 Days. Here's How to Stop That with Ruby March 30, 2026 🚀 See the LIVE DEMO in action MapView Render maps directly from your backend no external APIs required. Fast, controlled, and production-ready. Try the demo → Motivation: I didn't want to lose the metrics for ruby-libgd and … Continue reading GitHub Deletes Your Traffic Logs Every 14 Days. Here’s How to Stop That with Ruby →