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Nicolas NungeNN

Nicolas Nunge

💡 Lead Full-Stack | Web & Mobile | IT Architect

€850/day
Metz, FR
15+ years

Average response time: 1 hour

Freelancer profile translated to English.
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About Nicolas

✈️ My Journey

As an expert in IT architecture and full-stack development, I help companies design and implement high-performing and secure digital solutions. With experience in large-scale projects, from fintech to public services, I am involved in the entire application lifecycle: design, development, optimization, and large-scale deployment.

What fascinates me? **Transforming complex challenges into elegant and effective solutions**. Whether through optimizing cloud architectures, implementing DevSecOps practices, or applying eco-design principles, my goal is always to align performance, security, and sustainability.

Beyond the technical aspects, I place particular importance on exchange and knowledge sharing. Participation in meetups, technological watch, open-source contributions... I constantly stay abreast of industry developments to offer cutting-edge solutions.

📖 Some References

I've had the opportunity to work on projects forVodafone, Les Restos du Cœur, Visa, OnlyLyon, Nexity, the City of Marly, Crédit Agricole, Caisse d'Épargne, Nocibé, Garance...

💜 My Values

✔ **Eco-design**: Optimizing applications to reduce their carbon footprint and operating costs.
✔ **Security**: Experience in sensitive environments (PCI-DSS, banking, payments), with a "security by design" approach.
✔ **Transparency and flexibility**: Smooth and trusting collaboration to ensure the success of your projects.

📆 Need an expert to bring your tech ambitions to life?

Available to support you withrigorand **expertise**, I put my skills at the service of your strategic challenges.
  • French

    Native or bilingual

  • English

    Native or bilingual

Can work on-site
Metz (up to 50km), Luxembourg (up to 50km), Thionville (up to 50km), Nancy (up to 40km)

Experience

  • keiko
    Co-founder
    BANKING AND INSURANCE
    April 2024 - Today (2 years and 2 months)
    Metz, France
    With keiko, we are reinventing how individuals manage their movable assets using the power of artificial intelligence and an approach focused on the needs of policyholders. My goal: to simplify inventory management and enable everyone to better anticipate their compensation in case of a claim.

    keiko's strengths:

    🧠 Artificial intelligence for policyholders: Real-time estimation of asset value, aligned with insurance contract clauses.
    📄 Smart and secure inventory: Backup of your assets and documents in secure cloud storage, accessible at any time.
    🔍 Transparency and understanding: Personalized contract analysis to better understand compensation amounts.
    🚨 Assistance in case of a claim: Automatic generation of a complete report to simplify procedures with your insurer.
    🛠️ Turnkey solution: Easy to use, designed for all users, whether they are affected by a claim or simply planning ahead.
    Amazon Web Services AWS S3 AWS EC2 NestJs Typescript Python Programming React Native React.js Node.js IT Architecture User Experience Design Design Thinking UI/UX Design User Research PostgreSQL MongoDB Elasticsearch OWASP Top 10 Cybersecurity Big Data Data Analysis Computer Vision Artificial Intelligence
  • Nicolas NUNGE
    Full-Stack Developer / IT Architect
    March 2024 - Today (2 years and 3 months)
    Helping my clients design, develop, and optimize their technical solutions is at the core of my expertise. With a results-oriented approach and a global vision, I propose solutions tailored to their strategic challenges.

    My key functions:

    💡 Custom IT Architecture: Designing robust and scalable architectures to meet the specific needs of each project.
    ⚙️ Full Stack Development: Mastery of modern technologies to create high-performance and reliable applications.
    🚀 Technical Project Management: End-to-end project monitoring and coordination, respecting deadlines and quality requirements.
    🔄 API Integration and Interoperability: Connecting systems for seamless communication between applications.
    📊 Performance Optimization: Analysis and improvement of existing infrastructures and applications.
    🌐 Cloud & DevOps Expertise: Deployment, scaling, and management of cloud infrastructures (AWS, Azure, GCP).
  • neopixl
    Chief Technology Officer
    May 2020 - Today (6 years and 1 month)
    Differdange, Luxembourg
    Ensuring the technical consistency of deliverables to our clients. Design and implementation of architecture:
    - Benchmark and technology selection (languages, databases...)
    - Implementation of microservices and monolithic architectures
    - Infrastructure sizing
    - Docker virtualization
    - Design of architectures based on AWS (Amazon Web Services). Implementation of coding guidelines (best practices, processes...) and standardized documentation for our projects. Implementation of OWASP Level 1 compliance in standard processes. Implementation of internal tooling:
    - Continuous integration (CI/CD) specialized for mobile (Bitrise)
    - Continuous integration (CI/CD) for web, backend (Gitlab CI, Github Actions, Jenkins)
    - Static code analysis (SonarQube) integrated into CI/CD
    Mentoring Project Management IT Architecture SwiftUI Swift (Programming Language) Python Programming CI/CD Bitrise Gitlab CI/CD Atlassian JIRA Documentation Mobile Design React Native Node.js PHP/MySQL

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Education

  • Deust Webmaster and Intranet Manager, New Technologies, Website Development, E-commerce, Web Communication
    University of Limoges
    2010
    Deust Webmaster et Gestionnaire d'Intranet, Nouvelles technologies, Réalisations de sites Internet, Commerce en ligne, Communication Web
  • Scientific Baccalaureate, Engineering Sciences Section
    Lycée Julie Daubié, Rombas
    2008
    Baccalauréat Scientifique, Section Sciences de l'Ingénieur

Skill set

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