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Maxwell OccanseyMO

Maxwell Occansey

AWS Cloud Architect • · Engineering Lead

€650/day
Geneva, CH
3-7 years

Average response time: 1 hour

About Maxwell

Ingénieur full-stack senior et architecte logiciel. Je conçois et développe des plateformes SaaS d’entreprise de bout en bout dans des secteurs réglementés et exigeants en sécurité — fintech, santé, énergie, logistique.
Quelques plateformes que j’ai architecturées et développées :
•Paiement transfrontalier (fintech) — plateforme de 14 microservices intégrée à PAPSS (règlement panafricain) : KYC, AML, FX, réconciliation, USSD, audit. Java / Spring Boot, 1 000+ tests.
•Intégrité des données pharmaceutiques (conforme FDA) — moteur de pistes d’audit cryptographiquement vérifiables et de monitoring de conformité en temps réel. Python / Rust.
•Gestion intelligente de l’énergie — plateforme SaaS multi-tenant de monitoring énergétique d’entreprise. TypeScript / React.
•Profilage de risque supply chain — SaaS zero-trust (mTLS), multi-tenant, évaluation de risque en temps réel. Go.
•Automatisation IA (n8n / agents) — workflows d’automatisation métier, génération de devis vocale pour le BTP.
Ce que je peux faire pour vous :
•Architecture et développement de plateformes SaaS complètes (multi-tenant, sécurisées)
•Backend : Java/Spring Boot, Python, Go, microservices, APIs REST
•Frontend : TypeScript, React
•Infrastructure : Docker, Terraform, CI/CD, architecture zero-trust
•Conformité & sécurité : KYC/AML, pistes d’audit, RGPD, secteurs réglementés
•Automatisation IA & intégration LLM (n8n, agents)
Stack : Java, Spring Boot, Python, Go, Rust, TypeScript/React, PostgreSQL, Docker, Terraform, microservices, architecture événementielle.
Approche rigoureuse : sécurité dès la conception, code testé, maintenable, documenté. Disponible en télétravail et en Île-de-France.
TJM : 650 € (négociable selon la mission).
  • English

    Native or bilingual

  • French

    Native or bilingual

  • Spanish

    Conversational

Remote only
Primarily works remotely

Experience

  • Solio Group
    AWS Cloud Devops Architect • · Engineering Lead
    January 2024 - Today (2 years and 5 months)
    — Architected EMA real-time monitoring platform on AWS — sub-second telemetry ingestion from distributed field assets; 95% uptime, 90% incident reduction
    — Designed cloud-to-device APIs (API Gateway + Lambda + DynamoDB) supporting live data streams from remote hardware nodes
    — Provisioned 12+ AWS accounts with Terraform — zero drift; owned full infrastructure lifecycle across dev, staging, and production
    — Cut release cycles 2h → 8min via GitOps CI/CD with automated SAST/DAST gates and multi-env Terraform rollback
    — Led 3-engineer team (Paris & Tanzania) — architecture reviews, delivery cadence, stakeholder reporting
  • Independent
    AWS Architect & Founder
    January 2021 - Today (5 years and 5 months)
    — Built NESSA FDA platform in Rust/Axum on AWS ECS Fargate — sub-second compliance event streaming, full Terraform IaC, zero-downtime deployments, 21 CFR Part 11
    — Reduced SD-WAN latency 100–500× (P99 OWD 1500ms → 8ms) via fq_codel and custom Linux QoS — directly applicable to AV telemetry pipelines
    — Designed Go/Kubernetes microservice architecture with zero-trust mTLS, Prometheus metrics, and GitOps automation
    — Shipped max-app.eu: AI SaaS with C++-backed real-time voice processing pipeline on AWS Lambda + API Gateway — multi-tenant, concurrent device sessions
    — Built CI/CD pipelines across C++, Rust, Go, TypeScript, Python with automated security gates and instant rollback

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Education

  • Masters —
    Sorbonne Université
    2026
    Masters —
  • Bachelor's — Computer Science
    Sorbonne Université
    2024
    Bachelor's — Computer Science

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