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Omar OuertaniOO

Omar Ouertani

Fullstack Developer | Automation & AI

€400/day
Tunis, TN
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Omar

Fullstack developer with 3+ years of experience delivering enterprise applications in banking and insurance.

I help companies and startups design, develop, and deploy complete digital products — from Java/Spring Boot or NestJS backend to polished React/Next.js interfaces, with a true DevOps culture (Docker, K8s, CI/CD) and observability.
What I do well:
• Clean and scalable architecture (microservices, multi-tenant, monorepo)
• End-to-end SaaS: I built Prometheus-DUERP and MagiCollect (auth, RBAC, Stripe, PDF generation, AI via Gemini)
• Process automation (n8n, Make) to save teams time
I am accustomed to critical production environments (insurance, banking) where reliability is not optional. Bilingual French/English, comfortable in distributed and multicultural teams.
If you have a complex product to build or an existing system to simplify, let's talk.
  • French

    Native or bilingual

  • Arabic

    Native or bilingual

  • English

    Fluent

Remote only
Primarily works remotely

Experience

  • OLABSPOT LTD
    Full-Stack Developer (Collection & Management Platform)
    SOFTWARE PUBLISHING
    November 2025 - February 2026 (3 months)
    Full-Stack Developer on MAGICOLLECT, a digital platform dedicated to the management and optimization of collection and tracking processes.

    Design and development of a complete web application (frontend + backend)
    Implementation of secure REST APIs for data and user management
    Development of modern and responsive interfaces (fluid UX, dynamic forms)
    Database management and performance optimization
    Implementation of an authentication and role management system
    Deployment and management of the application in a cloud environment.

    **
    React.js Next.js API Supabase Vercel
  • PROMETHEUS
    Full-Stack & DevOps Developer (SaaS DUERP)
    SOFTWARE PUBLISHING
    July 2025 - October 2025 (3 months)
    Full-Stack & DevOps Developer on PROMETHEUS DUERP, a SaaS platform dedicated to restaurants for risk assessment and HSE compliance.

    Design of a microservices architecture (NestJS/Next.js monorepo, TypeScript)
    Development of secure REST APIs (JWT, RBAC, rate limiting) and multi-tenant management
    Creation of a modern frontend with Next.js, Tailwind, and shadcn/ui
    Automated PDF document generation (DUERP, audit reports)
    Stripe integration for subscription and billing management
    Observability setup (Prometheus, Grafana, Loki, OpenTelemetry, Jaeger)
    Deployment via CI/CD (GitHub Actions) with Docker and Kubernetes
    Implementation of quality best practices (testing, linting, documentation, runbook)

    **
    Next.js NestJs Supabase Docker Stripe
  • ADACTIM (Client : Allianz)
    Application Support & Software Developer
    SOFTWARE PUBLISHING
    November 2024 - May 2026 (1 year and 6 months)
    Tunis, Tunisia
    Support and evolution of a broker portal in the insurance sector in a critical production environment.

    Analysis and resolution of production incidents (RCA)
    Ticket tracking via Jira and ServiceNow
    Improvement and optimization of existing features
    Participation in the migration of the portal from SharePoint to a new platform
    Creation of analytical dashboards for performance monitoring
    Improvement of service monitoring and reliability.
    Atlassian JIRA API Java Monitoring SQL

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Education

  • Bachelor's Degree in Computer Science
    FS Bizerte
    2023
    Licence en Informatique

Skill set

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