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Louise PieriLP

Louise Pieri

Web Developer | Golang | React

€450/day
2 projects
Paris, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Louise

Web Developer | Golang | React

Looking for aWeb Developercapable of delivering a reliable, fast, and scalable application without multiplying the number of contacts?
I design clear, high-performing, and maintainable web products with a results-oriented approach.

Web Developerfrom the 42 Paris school, I now work as a **Web Developer specializing in Golang and React**.
I am involved in the entire product lifecycle, from technical design to production deployment, with a focus on SaaS applications and web platforms with high business value.

I have supported various projects, from creating MVPs to evolving existing products. This includes developing modern interfaces in **React**, designing robust APIs in **Golang**, and setting up scalable architectures.
I work on complex dashboards, internal tools, and public-facing web platforms.

I offer aturnkeyapproach: a functional, documented, and evolvable product. My goal is simple: to deliver a stable, readable, and maintainable application that can be easily taken over by an internal team or continue to evolve without blocking technical debt.

On the stack side, I mainly useNext**, **Reactfor the frontend, andGolangfor the backend.
I integrate REST or GraphQL APIs and set up reliable environments with Docker and CI/CD.
I pay particular attention to code quality, performance, and security.

If you need aWeb Developercapable of understanding your product challenges and transforming your ideas into concrete solutions, I am available to discuss it.

**Contact me to arrange a video call**, I will respond quickly to assess your needs and propose a clear approach.
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Paris (up to 50km), Lyon (up to 50km), Bordeaux (up to 50km), Toulouse (up to 50km), Nantes (up to 50km)

Experience

  • CertifScore
    Malt logoOn Malt
    Certifscore Development
    CONSULTING AND AUDITS
    February 2026 - March 2026
    Paris, France
    → Mission Objective:
    Take over and stabilize an automated audit SaaS (Qualiopi, GDPR) to ensure product reliability and finalize key features.

    → Achievements:
    -Complete stabilization of the SaaS with **Python**, **React**, **TS**, and **Tailwind**, improving overall performance, perceived quality, and reducing critical bugs.
    -Finalization of key features (pre-audit, user management, AI integration) withDockerand **Scaleway**, enabling significant time savings and better scalability.
    -Optimization of AI interactions and audit workflows via Python, enhancing analysis accuracy, result visibility, and user efficiency.

    → Technical Stack:
    Python, React, TypeScript, Tailwind CSS, Docker, Scaleway
    Python React.js Claude Anthropic Golang
  • Samouraï Coop
    Full Stack Engineer
    SOCIAL NETWORKS
    July 2025 - December 2025 (5 months)
    Paris, France
    → Mission Objective:
    Design and quickly launch a scalable mobile application to test a new market in real conditions.

    → Achievements:
    -Development from scratch of a high-performing mobile application with **Golang**, **React-Native**, and **Expo.Go**, enabling accelerated time-to-market and rapid market validation.
    -Implementation of a scalable architecture with **Docker, Scaleway, and Postgres**, ensuring performance, stability, and controlled scaling.
    -Collaboration in a mini-agile squad to optimize product quality, reduce delivery times, and improve project visibility through rapid deployment cycles.

    → Technical Stack:
    Golang, React-Native, Expo Go, Docker, Scaleway, PostgreSQL
    React Native Golang Expo Docker DevOps
  • Agregio Solutions
    Go Engineer
    ENERGY AND UTILITIES
    April 2024 - November 2025 (1 year and 7 months)
    Lyon, France
    → Mission Objective:
    Accelerate the development of V4 of energy management software to improve performance, reliability, and delivery times.

    → Achievements:
    -Development inGolangandReactin an agile anddevopsenvironment, halving delivery times and significantly improving the overall performance of the software.
    -Design and integration of equipment drivers with **Docker**, ensuring better stability, 90% fewer bugs, and significantly higher perceived quality.
    -Implementation of critical security logic and tests (unit, functional, end-to-end) in **Golang**, strengthening system reliability and enabling access to electricity for thousands of households.

    → Technical Stack:
    Golang, React, Docker, Agile, DevOps
    DevOps Agile methodology React.js Docker Golang

Reviews

5.0

Out of 2 ratings

EtienneE

Etienne

Développeur Web | Golang | React - BRECKORP STUDIO

Reviewed on 4/9/2026

I had the opportunity to work with Louise in an agency context, and frankly, she's a great find. Responsive, very professional, and above all with a real business vision: she sees beyond the task, which makes all the difference on a project with concrete stakes. I specifically called on her for her Go and React expertise, and I wasn't disappointed. The kind of freelancer you re-contact for future projects!
Q

Quali

développeur - CertifScore

Reviewed on 3/13/2026

Very professional, responsive, and proactive in making your project successful... I highly recommend her.

Recommendations

Kevin NzengKN
FU
Thomas ClaudelTC
+1
Kevin Nzeng and 3 other people have recommended Louise

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Education

  • Digital Technology Architect
    42
    Niveau 21.6 dans le cursus 🖥 Projets graphique - 4 projets (C, SDL2) 🖥 Projets web - 3 projets (NodeJs, VueJS, PHP, PostgreSQL, MongoDB) 👩🏻‍💻 Stage réalisé dans une école de 42 Network - 42 Lyon 👩🏻‍🔧 Roger Skyline 02, montée une infrastructure d’entreprise de A-Z (Linux Server, Ansible, Grafana, Ldap, ...) 🔐 Projets cryptographiques - recoder openssl (C) 🔐 Réalisation de la branche sécurité - 5 projets (Pentest, Reverse-Engineering, ...)
  • Professional Baccalaureate in Digital Systems
    Lycée Louis Armand
    2017

Skill set

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