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Marwen JaballahMJ

Marwen Jaballah

FullStack Engineer

€130/day
Frankfurt am Main, DE
0-2 years

Average response time: 1 hour

About Marwen

I’m a full-stack engineer who builds fast, scalable, and user-friendly web applications. I turn your ideas into reliable digital products using clean architecture, modern technologies, and a strong focus on quality, performance, and on-time delivery.
  • Arabic

    Native or bilingual

  • French

    Fluent

  • English

    Fluent

Can work on-site
Frankfurt am Main (up to 50km)

Experience

  • Dm Nova ( Freelance )
    FullStack Developer
    July 2024 - September 2024 (2 months)
    Sousse, Tunisia
    • Released two web platforms (Next.js, Node.js), decreasing client release cycles by 20% and boosting SEO-driven sign-ups by 30%.
    • Integrated Supabase and Firebase, leading to a 40% increase in user engagement and frictionless authentication for over 500 users.
    • Built custom admin dashboards, saving 15 hours per month in manual reporting for client operations.
  • PeakSoft Gmbh( Remote )
    FullStack Engineer
    DIGITAL AND IT
    September 2024 - Today (1 year and 9 months)
    42 Wuppertal, Germany
    • Engineered a high-security, role-based USD stablecoin management dashboard using Next.js and TypeScript. Leveraged viem/wagmi to establish secure, multi-network wallet authentication and reliable on-chain communication.
    • Implemented complex admin workflows (mint/burn, blacklist, role-based access control) to streamline operational security. Provided stakeholders with real-time, high-fidelity token performance metrics and robust on-chain transaction feedback.
    • Built a decentralised platform enabling Web3 wallet connectivity and NFT transactions for over 2,000 users within the first quarter.
    • Boosted organic site traffic by 35% and reduced average load time by 1.8 seconds via frontend and SEO optimisation.
    • Maintained 99.9% uptime and reduced server costs by 25% through enhanced Azure and Docker orchestration.
    • Developed REST and GraphQL APIs, supporting 15+ real-time features and handling over 10,000 requests weekly.
    • Led blockchain module rollouts across 3 cross-functional teams, reducing deployment time by 20%.
    Typescript Blockchain CI/CD Management Back-End development Agile Project Management

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Education

  • Engineering Degree
    Polytechnic School
    2024
    Engineering Degree

Skill set

Categories