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Cyprien GlepinCG

Cyprien Glepin

Expert PHP | Laravel | TypeScript

€545/day
3 projects
Paris, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Cyprien

Senior PHP Laravel Developer - Expert in SaaS architecture, overhauls, and application performance

Is yourLaravelorPHPapplication becoming slow, complex to maintain, or difficult to scale? I help teamsregain control of their codethrough **clear and scalable architecture**, designed for performance and long-term maintainability.

As asenior PHP Laravel developer**, I design and overhaul stable, fast, and maintainable **web applications and SaaS platforms**. Based in Lyon, I work remotely for **startups/scaleupslooking to stabilize their stack and accelerate their growth.

For over12 years**, I have been involved in **PHP Laravelapplication overhauls, designing high-performance REST APIs,technical audits**, integrating **Vue.jsor **React frontends**, and **migrations to TypeScript**. My approach is based on solid foundations: **Clean Architecture**, **Domain-Driven Design (DDD)**, **automated testing**.

My goal is simple: deliver astable, fast, and durableproduct, without hidden technical debt.


I offer **turnkey support**:
– Audit of PHP / Laravel code and performance
– Technical overhaul and API security
– Implementation of automated tests
– Continuous monitoring and optimization

I use a proven ecosystem: **Laravel**, **PHP 8+**, **Node.js**, **TypeScript**, **Vue.js**, **React**, **PostgreSQL**, **Redis**, **Vite**, **Docker**.
Each project follows rigorousClean Codepractices and clear organization to ensure **reliable and scalable PHP Laravel code**.

Need asenior PHP Laravel expertto stabilize your application or prepare for a technical overhaul?
Contact me for a video call: I respond within 24 hours and can quickly provide aPHP / Laravel auditor a workload estimate tailored to your challenges.
  • French

    Native or bilingual

  • English

    Fluent

  • Spanish

    Basic

Can work on-site
Paris (up to 50km), Lyon (up to 10km)

Experience

  • FERRONEED
    Senior Full-stack Developer
    CIVIL ENGINEERING
    April 2025 - June 2025 (2 months)
    → Mission Objective:
    Ensure the stability and evolution of two business applications in the railway sector.

    → Achievements:
    Fixed critical bugs, improving the performance, stability, and perceived quality of React.js / Symfony 6.3 applications.

    Added new front-end and back-end features optimizing team productivity and user experience through a robust Rest API with ApiPlatform.

    Implemented unit and functional tests (Unit/Feature Tests) ensuring reliable delivery, reduced maintenance time, and better continuous integration via GitLab CI/CD and Docker.

    → Technical Stack:
    React.js, **TypeScript**, **PHP 8.3**, Symfony 6.3, ApiPlatform, PostgreSQL, Tailwind CSS, Rest API, Unit/Feature Tests, GIT, Gitlab, Docker
    Symfony React.js PHP PostgreSQL Typescript
  • Freshmile
    Senior Back-end Developer
    AUTOMOBILE
    August 2023 - December 2024 (1 year and 4 months)
    Freshmile is a mobility operator and infrastructure provider for electric vehicle charging stations.


    Development and application maintenance of web/mobile APIs and back-office supervision applications (ticketing, back-office, user management, call center, etc.).
    - Refactoring and optimization of existing application (PHP / Laravel)
    - Implementation of the new Restful API for web and mobile applications / white labels in collaboration with the frontend team
    - Offloading application logs (200M+) from MySQL to a pre-configured and sized ElasticSearch stack
    - Offloading charging station location data from MySQL to ElasticSearch and implementing optimized, clustered search by geopoint and geohash
    - Managing vehicle charging workflow with Stripe payment
    - Optimization of MySQL queries
    - Redefining the back-end application architecture based on Domain-Driven Design (DDD)
    - Frontend audit for improving existing systems (Vue.js, TypeScript)
    PHP8 Laravel 9 MySQL Elasticsearch Typescript
  • Evway
    Fullstack Developer
    AUTOMOBILE
    January 2023 - July 2023 (6 months)
    Evway provides a platform to assist electric car drivers, enabling them to locate all charging stations in Italy and Europe, with essential information for charging: location, power, plug type, access conditions, etc.


    Development and application maintenance of the B2B platform for managing electric vehicle fleets and charging stations.
    - Development and application maintenance of the B2B platform
    - Overhaul, architecture update, and optimization of a part of the API (PHP / Laravel)
    - Addition of features and endpoints on the API side (PHP / Laravel)
    - Addition of frontend features and components (Vuejs, TypeScrypt)
    PHP8 Laravel 9 MySQL Typescript JavaScript Vue.js API websockets Unit Testing Git Docker PHP

Reviews

5.0

Out of 2 ratings

ThibautT

Thibaut

Viatori

Reviewed on 5/10/2021

Very good developer
LaurentL

Laurent

Ambra

Reviewed on 4/25/2019

Cyprien intervened as a Front-End/AngularJS developer to finalize a project and integrated quickly into the team. He adapted, worked quickly and efficiently in a challenging context. He understood the stakes and successfully delivered the product on time, adapting to constraints and compromises. He communicated regularly. I highly recommend Cyprien for your projects.

Recommendations

Lucas R.LR
Laurent TulpanLT
Cédric BidetCB
Lucas R. and 2 other people have recommended Cyprien

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Education

  • DUT Informatique
    IUT de Montpellier
    2013

Skill set

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