Nicolas Mugnier
Sep 29, 2026ENDual-Write Search Architecture with PostgreSQL Generated Columns
Algolia cannot test an offer point against talent search boxes, and cannot express OR property IS NULL. Dual-write the same document to PostgreSQL.
Sep 29, 2026 · 13 min
Nicolas Mugnier
Oct 23, 2026FRDu besoin métier au Domain Model : le DDD appliqué à une plateforme d'alternance
Partir des besoins d'une plateforme de formation en alternance pour construire pas à pas son Domain Model : sous-doma...
18 min
Nicolas Mugnier
Sep 30, 2026ENMeasure Before You Optimize: Cutting a Hermes Agent Token Bill
Hermes burned through 8.5M input tokens in a single day. The popular fix would have saved 0.35%. Here is what the dat...
13 min
Nicolas Mugnier
Sep 3, 2026ENDeploying a PHP Application to Kubernetes: A GitOps Walkthrough
How I shipped a FrankenPHP Symfony app to EKS: Terragrunt, Argo CD, non-root containers, SSM secrets, CronJobs, and p...
9 min
Nicolas Mugnier
Aug 10, 2026FRESB, microservices et e-commerce : retour d'expérience
Retour d'expérience sur la mise en place d'un Enterprise Service Bus pour synchroniser des microservices AWS et des s...
16 min
Nicolas Mugnier
Mar 31, 2026ENThe OODA Loop in Software Development: When the Right Tool Creates the Wrong Design
How recognizing a design smell early using the OODA loop led to a simpler, better caching architecture by centralizin...
8 min
Nicolas Mugnier
Mar 19, 2026ENBuilding a "Can I Deploy?" MCP Server with TypeScript and Vercel
How I built a small MCP server that tells you whether it's safe to deploy to production, using TypeScript, Docker, an...
12 min
Nicolas Mugnier
Feb 23, 2026ENPostgreSQL Pagination: Cost Analysis
A cost analysis of OFFSET, keyset, and cursor-based pagination in PostgreSQL, with complexity formulas and trade-offs...
5 min
Nicolas Mugnier
Feb 22, 2026ENScaling Background Jobs and Caching in a PHP Platform: Patterns That Worked
How we scaled a fragile PHP/Symfony pipeline into a resilient system: cursor-based iteration with Doctrine, async job...
23 min
Nicolas Mugnier
Jan 27, 2025ENDocker guide, build a PHP Application
Step by step guide showing how to build a simple application using Docker
13 min
Nicolas Mugnier
Jan 22, 2025ENA Practical Guide to Conventional Commits
Conventional Commits is a lightweight specification for writing structured commit messages. It makes changelogs easie...
4 min
Nicolas Mugnier
Jan 20, 2025ENMy Experience with AI Tools as a Senior Backend Engineer
Feedback on using AI tools in a daily workflow as a Senior Backend Engineer
5 min
Nicolas Mugnier
Jan 16, 2025ENThe Ultimate Guide to BIP39 Passphrases
Demystifying BIP39: A Conceptual Breakdown of Passphrase Generation
11 min
Nicolas Mugnier
Aug 19, 2024FRLes algorithmes de tris
Présentation des principaux algorithmes de tris permettant de réordonner les informations contenues dans un tableau d...
22 min
Nicolas Mugnier
Aug 13, 2024FRENAlgorithme d'exponentiel backoff
Présentation de l'algorithme d'exponentiel backoff, son utilité, quand et comment l'utiliser ?
4 min
Nicolas Mugnier
Aug 13, 2024FRFeedback SOIS
Les feedbacks sont un outil puissant mais pas forcément évident à appréhender, comment utiliser ce formidable outil d...
3 min
Nicolas Mugnier
Mar 14, 2022ENBuilding a Serverless REST API with AWS Lambda, DynamoDB & S3
A TypeScript demo implementing a full CRUD API with AWS Lambda, API Gateway, DynamoDB, and S3, all defined as code wi...
10 min
Nicolas Mugnier
Mar 13, 2022ENRunning PHP on AWS Lambda with Bref and Clean Architecture
A PHP 8.1 POC deploying a Clean Architecture application to AWS Lambda using Bref, Symfony DI, and the Serverless Fra...
9 min
Nicolas Mugnier
Mar 6, 2022ENBuilding a Microservices Architecture with PHP, Docker & Auth0
A concrete PHP demo illustrating microservices patterns: service isolation, inter-service communication, BFF, JWT aut...
6 min