I fixed City Mode loading bugs by tightening Phaser overlay camera state, preload timing, hydration checks, and service worker asset handling.

I removed duplicated route and avatar logic, deleted a legacy city page, and centralized path normalization before it caused more drift.

Recent CodeGrind updates focused on Phaser performance: background preloading, cleaner input handling, route-aware keyboard control, and pause-resume fixes.

How CodeGrind refactored its city mode to handle standalone routing, mobile shell bootstrap, and stateful navigation—lessons from 10 merged PRs.

We've implemented new CityMap and CityScene components, enhancing scene management for District 01. This update brings a new visual dimension to CodeGrind.

We've improved our engagement workflow by refining JSON handling for social media targets and adding robust URL verification. These updates ensure smoother content generation and deployment.

We just shipped the first preview release of the CodeGrind mobile build and demoed it at the Philly AI Ecosystem Summit, with responsive UI and onboarding improvements now live.

We just shipped the first preview release of the CodeGrind mobile build and demoed it at the Philly AI Ecosystem Summit, with responsive UI and onboarding improvements now live.

How CodeGrind integrated Tower Defense into the core onboarding flow, merging competitive gameplay with structured DSA learning.

Dive into the recent improvements in CodeGrind, focusing on critical hydration fixes for public routes and enhancements to SEO rendering, ensuring a smoother and more discoverable user experience.

CodeGrind fixed a critical AI service bug by switching to max_completion_tokens for Azure OpenAI requests, improving token efficiency and cost control.

YouTube video by Riviera Sperduto

How I slashed CodeGrind’s Azure costs by 85% - from a projected $50+ monthly bill to under $10 - by rethinking our always-on VM architecture. A real-world journey with actual cost data and lessons lea...

Portfolio of Riviera Sperduto - Full Stack Developer, Cloud/Solutions Architect, and AI Developer. Showcasing projects, skills, and services.

Welcome to my portfolio website where I’ll be sharing my journey, projects, and insights about software development, cloud architecture, and AI.

Portfolio of Riviera Sperduto - Full Stack Developer, Cloud/Solutions Architect, and AI Developer. Showcasing projects, skills, and services.

Portfolio of Riviera Sperduto - Full Stack Developer, Cloud/Solutions Architect, and AI Developer. Showcasing projects, skills, and services.