Felix Ivance
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Thoughts on Code, Cloud & AI

A collection of my technical deep-dives, tutorials, and reflections on building modern digital products.

Aug 4, 20252 min read

LeetCode Challenge Series

Interactive walkthroughs of popular coding interview problems with visualizations.

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July 22, 202512 min read

Architecting Scalable Systems with Terraform and Kubernetes

A deep dive into using Infrastructure as Code to build resilient, auto-scaling systems on GCP that can handle enterprise-level traffic with zero downtime.

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June 15, 20259 min read

From Monolith to Microservices: A Practical Guide

Lessons learned from migrating a legacy application to a modern microservices architecture, improving maintainability and deployment velocity.

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May 30, 202515 min read

Building an AI-Powered Chatbot with LangChain and Next.js

Explore how to leverage the power of Large Language Models to build an intelligent, context-aware chatbot for your application.

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April 18, 20258 min read

The Art of API Performance Tuning (Medium)

My approach to reducing API latency by over 50% by optimizing PostgreSQL queries and implementing a multi-layered Redis caching strategy.

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March 05, 202511 min read

Securing Modern Web Applications: A Checklist

A comprehensive guide to securing your applications, covering everything from JWT authentication and row-level security to environment-level access control.

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