Freelancer profile translated to English.

Description

Senior Full-Stack IT Consultant | Backend, Infrastructure & Networks

I am a senior freelancer with an approach focused on robust, simple, and maintainable systems. My expertise covers the entire technical chain: application development, backend architecture, infrastructure, networking, and operations.

Unlike a traditional profile, I can design complete solutions, from business logic to production deployment.

Why me?

Linux Administrator who understands business needs

Design of solid and scalable backend architectures

Clean and automated production deployment

Monitoring, optimization, and system sustainability

Global product + technical vision

Areas of Expertise:

Linux System Administration
System Hardening and Security Best Practices
Linux, Docker, k8s, lightweight orchestration
Python, Django, HTMX, Bash
REST APIs, Webhooks, asynchronous tasks
PostgreSQL, SQLite, MariaDB, Redis
SaaS, internal tools, scalable MVPs
Deployment, monitoring, CI/CD
Storage, backups, performance
Self-hosted services for SMEs (auth, files, analytics)
Network & Security
Network Architecture, segmentation, VPN
Firewalls (pfSense, Fortinet, Palo Alto, Checkpoint, Unifi)
Reverse-proxy, TLS, load balancing

Ideal Mission Types?

Ad-hoc Linux skill needs
Managed IT services
Critical or complex business applications
Fixing a bug in Legacy code that no one dares to touch
Firewall rule reviews, migrations
Phishing awareness campaigns
Creation of SaaS platforms
[...]

My Philosophy?

I prioritize simplicity over unnecessary complexity, stability over trends, and long-term vision over quick-and-dirty solutions.

If you are looking for a provider who can integrate into your processes, communicate effectively, and manage production, I can act as a true technical partner.

Industry field of expertise

Languages

French
Native or bilingual
English
Fluent
Italian
Conversational
Spanish
Basic

Workplace preferences

Remote only

Primarily works remotely

CRBO SAS
Company Owner
LUXURY GOODS
January 2023 - Today (3 years and 7 months)
Plagne, France
For customers in the luxury industry

{ Delivered secure full-stack software projects (Python/Django) from design to production.
{ Implemented secure payment flows using Stripe with lit-html, including client-side hardening.
{ Built and maintained CI/CD pipelines and dependency tracking to ensure stable releases.
{ Managed full DEV/UAT/PROD environments for clients and internal tooling.
{ Identified customer pain points across multiple countries, defined solutions, and closed deals.
Python Django Linux Docker Software as a Service (SaaS)
Audemars Piguet
Technical Information Security Officer
January 2016 - January 2020 (4 years)
Le Brassus, VD, Switzerland
{ Primary point of contact for IT security across enterprise projects and operations.
{ Conducted security reviews, application assessments, and follow-up on pentest findings.
{ Initiated, implemented, and operated the enterprise SIEM (Splunk): data ingestion, parsing, dashboards, reporting
and alerting.
{ Managed security incidents and coordinated remediation efforts.
{ Reviewed and adjusted firewall policies to align with evolving architectures and compliance.
Inginia SA
Network & Security Consultant
January 2014 - January 2016 (2 years)
Lausanne, Switzerland
{ Led security and network deployments for banking, trading, industrial, and service customers.
{ Migrated firewalls across multiple vendors (TMG, Juniper, ASA, Fortinet, Checkpoint, pfSense).
{ Designed and deployed VPN/DMVPN, Wi-Fi architectures, and Juniper Secure Access (VPN, SAM, VDI).
{ Migrated customers from Bluecoat to Zscaler with ADFS-based SSO.
{ Performed network audits and root-cause analysis for critical incidents.