JULIEN_ROLAND

Biography

I am a Lead Software and Machine Learning Engineer. I hold a PhD in Operations Research and my work focuses on high-performance backend systems, concurrent programming, and data processing for industrial IoT ecosystems.

Beyond the digital realm, my dedication to precision transitions into physical media, spanning traditional painting, scale modeling, 3D printing, electronics, and photography.

My Tech Stack

Technologies I actively use or have used in recent production systems - across embedded hardware, cloud infrastructure, and data-driven web platforms.

EDGE NODE

Hardware ARM, ESP32

Sensors Acoustic, Environmental, Camera

Firmware C++23, Rust, Python, Bash

Protocols MQTT, I2C, I2S

Edge AI ONNX, TF Lite, ESP-DL

CLOUD HUB

Platform GCP, Docker, Linux

Provisioning Terraform, Ansible, Mender

Backend Python (FastAPI), Go, Nginx, Redis

Data Flow MQTT, GCP PubSub

Storage PostgreSQL, InfluxDB, MinIO

WEB ECOSYSTEM

Frontend React, TypeScript, Material UI

Tooling Vite

Visuals ECharts, Leaflet, WaveSurfer.js

Data TanStack Query

APIs WebSockets (socket.io), REST

Recent Writing

Jun 16, 2026

Shipping This Blog — Astro, Tailwind, and Self-Hosted with Coolify

How this site was built: static generation with Astro and deployments via GitHub Actions on a self-hosted Coolify instance.

Julien Roland