Freelancer profile translated to English.
Back to original languageAbout Johan
Symfony Web Developer | PHP | React.js
Freelance web developer withover 10 years of experience**, specializing in the development of **PHP / Symfonyapplications. Passionate about creating high-performance, tailor-made solutions, I work on all types of projects, from backend to frontend development, including third-party API integration and performance optimization.
🛠️ Skills
- **Frontend**: React.js, Tailwind CSS, DaisyUI, Symfony UX
- **Backend**: **PHP**, **Symfony**, **Elasticsearch**, API Platform
- **Databases**: SQL, MariaDB, PostgreSQL
- **APIs**: REST, Third-party API Integration (YouTube, Google, Facebook, Power BI, ...)
- **DevOps**: Docker, VPS deployment, dev/prod environment management, automation with GitLab CI
💼 Services
- Custom web application development
- Integration of analytical solutions (Power BI, Elasticsearch…)
- Implementation of robust and scalable backend architectures
- Maintenance and evolution of your existing applications
🚀 Recent Achievements
🔹 Professional Integration Tracking Application
- Automatic import of candidates via CSV files
- API connected to the MyCertif application for data reception
- Complete automation of survey campaigns (email/SMS sending, follow-ups)
- Response administration interface and statistics
- Custom CSV exports
🔹 Power BI Module in a Diagnostic Application
- Display of integrated Power BI dashboards
- Dynamic data connection via Power BI API
- Generation of automatic alerts based on configurable rules
🤝 Why Me?
With solid experience in various projects, I offer technical expertise, great autonomy, and the ability to adapt quickly to your needs.
Do you have a project or a specific need? Let's talk!
French
Native or bilingual
English
Fluent
Can work on-site
Paris (up to 50km), Montpellier (up to 50km), Lyon (up to 50km), Marseille (up to 50km), Toulouse (up to 50km)
Experience
- FREELANCESymfony PHP Freelance DeveloperDIGITAL AND ITApril 2018 - Today (8 years and 4 months)Paris, FranceBackend Developer | Symfony | PHP | ReactJS | Elasticsearch | SaaS- I work as a Freelance PHP Symfony Developer.- I undertake missions using native PHP, Symfony framework, ReactJs, and Elasticsearch technologies.- TMA and Feature Development: Carrying out missions to maintain and improve existing applications, by integrating new features.- Building web applications from scratch: Designing, developing, and deploying applications completely, from needs analysis to production.Project Examples:HR Management Application (Symfony 4)✅ TMA and development of new features for a Human Resources management application.Skills Management Platform (Symfony 4 + React.js + Redux)✅ New features related to skills management, including the use of Elasticsearch for a skills repository.Job Management Application (Symfony 4 + Vue.js + WordPress)✅ Modification of the core job repository to meet the application's specific needs.✅ Development of specific features and bug fixing on the Symfony and Vue.js parts.Integration of PowerBI Analytical Dashboards (Symfony 5 + React.js)✅ Integration of analytical dashboards via Power BI, simplifying data access for users without needing to use the Power BI interface.✅ Generation of personalized advice based on data from the Power BI API.Tracking and Analysis of Professional Integration (Symfony 5)✅ Import of candidate data via Excel files, management of information in dynamic tables with sorting and filtering.✅ Implementation of an API to automate the injection of candidates into MyCertif.✅ Automation of survey processes, sending notifications (email, SMS), and creation of exportable statistics in PDF and xls.
- Bluekiwi Software (ATOS)PHP Backend DeveloperSOFTWARE PUBLISHINGAugust 2009 - August 2017 (8 years)Paris, FranceBackend Developer | PHP | ElasticsearchBlueKiwi is a French enterprise social network editor, a subsidiary of Atos, specializing in SaaS collaborative solutions for large corporations.Experience:✅ Creation and evolution of features in PHP, JavaScript, and MySQL, with a constant focus on reliability and optimization.✅ Development of features using Elasticsearch to enhance the platform's search and filtering capabilities.✅ Maintenance, bug fixing, and backend performance optimization, with a focus on system stability and longevity.✅ Writing unit and integration tests (PHPUnit) within a TDD (Test Driven Development) approach.✅ Active participation in agile sprints, team meetings, and Scrum rituals.✅ Code reviews via Git and Fisheye, fostering collaboration and software quality.
- Fédération Française de ParachutismeC# / PHP Developer (Internship)SPORTSApril 2008 - October 2008 (6 months)Paris, FranceC# Developer | PHP- Evolution of a video judging assistance software (in C#) for relative flight skydiving competitions for the World Championships (Maubeuge 2008).- Extension to judging other skydiving disciplines.- Fixing technical issues on **PDAs**.- Developing part of the interface to display scores (**PHP/HTML/Mysql**).- Maintaining the application during the 2008 Skydiving World Championships in Maubeuge.- Documentation.
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Education
- Computer Science and Information Systems Engineer (Master's degree)EPSI - Paris2008
- Higher National Diploma in Computer Management, option Local Area Network AdministratorLycée Amep, Fort de France2004