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Mouhamadou NiangMN

Mouhamadou Niang

✅ Web Developer | SAAS | Fullstack | React.Js

€300/day
Paris, FR
3-7 years

Average response time: 1 hour

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About Mouhamadou

Hello 👋
My name is Mouhamadou, a freelance Full-Stack developer specializing in React, Node.js, and Angular.
I help startups and SMEs transform their ideas into concrete applications: MVPs, SaaS, business platforms, or redesigns of existing apps.
My approach? Clean code, fast deliverables, and a robust architecture.

💡 What I offer

Front-End Development: Modern, fluid, and responsive interfaces (React, Angular)
Robust Back-End: Secure and scalable APIs (Node.js, Go), user management, and permissions
MVP & SaaS Applications: From idea to production, with an architecture designed for growth
Databases: PostgreSQL / MongoDB modeling and optimization
Technical Integrations: Connecting with third-party services (payment, auth, external APIs)
Consulting & Support: Functional scoping, tech choices, and project structuring

🛠️ Stack & Tools

Languages & Frameworks: TypeScript, JavaScript, React, Angular, Node.js
Databases: PostgreSQL, MongoDB
DevOps Tools: Git, Docker, Vite
Architecture: REST API, scalable projects, development best practices

🔁 My way of working

Scoping: We define the needs, challenges, and priorities
Technical Proposal: Simple, effective choices tailored to your budget
Iterative Development: Short sprints, regular demos, we adjust together
Delivery & Follow-up: Clean deployment, documentation, and availability for ongoing support

🎯 Why collaborate with me?

Product AND technical vision
Clear and responsive communication
Experience with projects from scratch as well as redesigns
Pragmatic approach: I deliver what brings value to your business

📩 Have a project to launch? An app to evolve?
Let's discuss it!
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Paris (up to 50km), Lille (up to 50km), Lyon (up to 50km), Toulouse (up to 50km), Marseille (up to 50km)

Experience

  • Senegal-sea-Connect
    Full-stack Developer
    TECH
    August 2025 - January 2026 (5 months)
    - Designed a multi-role job board (candidate, recruiter, administrator, doctor) with fine-grained permission management.

    - Developed a recruiter space: job posting and management, profile viewing, CVs and certificates, application tracking.

    - Implemented a candidate space: document upload, certificate expiration alerts, renewal requests, and medical visit scheduling.

    - Designed a complete workflow for certification renewal and medical appointment booking, including online payment and request tracking.

    - Developed a doctor space: real-time request tracking, appointment scheduling based on availability, sending medical documents (PDFs, pre-exam requirements).

    - Created an administrator back-office: user management, request validation, article publishing, and overall platform supervision.

    - Implemented a notification and alert system to improve tracking and user experience.

    Result: Centralization of previously manual processes, time savings for candidates, recruiters, and healthcare professionals.
    React Typescript Node PostgreSQL Payment Systems
  • Djoubo
    Full Stack Developer
    TECH
    March 2025 - May 2025 (2 months)
    Antony, France
    - R&D and responsibility for integrating payment methods in an international context
    Stripe, PayPal, and Mobile Money (analysis, documentation, and active participation in integration).

    - Configuration of OVH services and emailing infrastructure to optimize deliverability and avoid blacklisting (SPF, DKIM, DMARC, best practices).

    - Participation in testing, code analysis, bug fixing, and improvement of existing features for the first production release.

    - Contribution to the integration of future technical evolutions.

    - Writing technical documentation (configuration, procedures, integrations)
    Python API Typescript Pandas PostgreSQL
  • EthicParteners
    Full-stack Developer
    TECH
    December 2024 - April 2025 (4 months)
    Developed an app to automate the sales acquisition process from scratch to full deployment.
    • Collected data from LinkedIn, Google API (Serper), and enriched it with various tools like Full-Enrich, Kaspr, Societe.com, and others.
    • Developed the interfaces to display the results of the analysis and ensure data persistence by exporting the data to Excel.
    • Implemented multiple threads and sockets to run several searches concurrently and display the analysis results in real-time.
    • Built the backend, implemented endpoints, and handled business logic.
    • Implemented Google API (Serper) and containerized the application using Docker.
    • Deployed the API on Railway and the frontend on Vercel.
    React Python FastAPI Railway Docker

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Education

  • Master of Technology
    EPITECH - European Institute of Technology
    2023
    Master of Technology - MTech, Informatique
  • Mathematics, computer science and physics
    Université de Rouen Normandie
    2021
    Mathematics, computer science and physics

Skill set

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