About Paul R.
📅LET'S MEET
10+ years building secure, scalable systems — from the European Commission to startups. I design complete solutions from idea to production.
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🤖 AI & INTELLIGENT SYSTEMS
• Custom LLM integrations (Claude, GPT, Gemini, open-source) for your business
• RAG systems over private docs — self-hosted for data sovereignty
• AI bots & agents with multi-step reasoning and tool use
• Agentic workflows automating complex processes end-to-end
• Python/FastAPI backends for production-grade AI services
From prototype to production, security baked in from day one.
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🏗 INFRASTRUCTURE & DEVOPS
• Full-stack design: frontend, backend, databases, monitoring, CI/CD
• Cloud & hybrid (AWS, GCP, bare metal) — certified
• Kubernetes, Docker, Ansible automation
• Observability: Prometheus, Grafana, ELK, anomaly detection
• Network topology, firewall rules, CISO-grade security
• Your data center or ours — your call
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💻 SOFTWARE DEVELOPMENT
• PWAs & mobile (iOS + Android) with a single codebase
• Secure backends: JWT, OAuth2, OpenID Connect
• API design & gateway architecture built for scale
• Blockchain: BSV, smart contracts, authenticity certificates
• Full UI/UX from design to deployment
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🔐 CYBERSECURITY
• Vulnerability assessments & pentesting (Qualys, OpenVAS, ZAP)
• API security: injection testing, auth bypasses, authorization flaws
• CVE monitoring, mitigation, GDPR compliance
• Secure-by-design architecture from the ground up
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🗣 WHO AM I
Solutions-oriented engineer — big picture and details. Trained 20+ teams, managed production systems serving thousands, built a fintech platform integrating 2000+ EU banks.
🇫🇷 French (native) · 🇬🇧 English (fluent) · 🇪🇸 Spanish (native)
"Ce qui se conçoit bien s'énonce clairement — et les mots pour le dire arrivent aisément." — Boileau
French
Native or bilingual
English
Native or bilingual
Spanish
Native or bilingual
Remote only
Primarily works remotely
Experience
- European CommissionInfrastructure System EngineerPUBLIC SECTORSeptember 2018 - Today (7 years and 11 months)Brussels, BelgiumI am part of the team which care for the API Gateway (WSO2 API Manager) inside the European Commission. The API Gateway allows developers team to easily expose their APIs from within the Commission's network, to the outside world, via a single secure, fast and reliable entry point. It also promotes reusability, through a Store of APIs developers can subscribe to. My job includes:- Creating and deploying a new environments of the WSO2 API Gateway solution on our servers- Using Ansible script, setting up a distributed highly available, scalable set up.- Customizing the open source project to integrate with our infrastructure (7 custom components)- Managing and monitoring current environments (8VMs per env) ACC, PROD, INTRA & STRESS, TST- Prometheus & Grafana: Infrastructure level monitoring (CPU, Load, RAM, HDD read/write, uptime etc)- Filebeat & Kibana: Log level monitoring- WSO2 logs: Out Of Memory, errors, warnings- HTTP Logs: HTTP Status code, url, context, version, time, API down, high latency, etc.- Dynatrace: Full stack monitoring: Java machine, garbage collector activity, memory allocation etc.- Every monitoring triggers an alert when outside normal operating range and action are taken appropriately- Creating documentation and providing first hand help for people to use the API Gateway- Confluence, Git README.md- Making short videos (< 5mins) explaining, high-level, the main API Gateway concepts, and satellite API Gateway services- Level 3 support- Helping with onboarding new projects to use this new paradigm of Stateless APIs with our API Gateway service, increasing reusability- Integrating with our own OAuth2 OpenID Connect provider (EULogin) for token (JWT) based authentication for stateless APIs- Mostly using: Java, JavaScript, Terminal/bash (Linux), REST & Swagger def., web techs.
- An Otter CompanyDeveloperJuly 2018 - September 2018 (2 months)Brussels, BelgiumPublished our first app on the Google Play Store: NightShop: Locate all open NightShop around your GPS position, anywhere ! Add your owns too. 100% Java + NodeJS Backend.
- OneTec groupJunior Analyst DeveloperSeptember 2015 - August 2018 (2 years and 11 months)Développement de site web et d'applications mobiles (HTML/CSS/JS, MSSQL, ASP.NET), logistique événementielle (Hardware renting & Onsite Event support), Development d'application de Scanner Mobile pour Access Registration avec QRCode(Java&Android), support informatique général.
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Education
- Bachelor's Degree In Networks and Telecommunications, Information TechnologyEphec2015Bachelor's Degree In Networks and Telecommunications, Information Technology
- C.E.S.S. (Certificat d'Enseignement Secondaire Supérieur), Math 6, Sciences Informatique 7, Langues 8 (EN/DE), Math 6, Sciences Informatique 7, Langues 8 (EN/DE)Athénée Royale de Neufchâteau-Bertrix2010C.E.S.S. (Certificat d'Enseignement Secondaire Supérieur), Math 6, Sciences Informatique 7, Langues 8 (EN/DE), Math 6, Sciences Informatique 7, Langues 8 (EN/DE)