Freelancer profile translated to English.
Back to original languageAbout Romain
Freelance Developer & Product Manager | Transforming your technical challenges into growth levers
Need to strengthen an existing application or launch a new project on solid foundations?
I support companies of all sizes in the design and evolution of their digital solutions. My approach combines development rigor with agile project management to ensure results aligned with your business objectives.
My areas of expertise:
Architecture & Development: Creating new features, optimizing APIs, and improving performance.
Data & Backend: Implementing ETL pipelines and processing complex data.
Project Management: Technical audits, roadmap structuring, and development oversight.
Why work with me?
Today, code quality is not enough. Performance and reliability are the true criteria that retain your users. I ensure that your technical infrastructure is a driver of retention, not a bottleneck.
My promise: transparent communication, exemplary rigor, and scalable technological solutions.
Ready to propel your project?
📩 Contact me to discuss your challenges. Together, we will find the solutions tailored to your needs.
French
Native or bilingual
English
Fluent
Spanish
Conversational
Can work on-site
Paris (up to 15km)
Experience
- Zaka ServicesSymfony Backend DeveloperE-COMMERCENovember 2025 - Today (9 months)Bordeaux, FranceFunctional Challenge: Translating client business needs into optimized features through a phase of discussion and specification review.Development & Maintenance: Evolutionary maintenance and application development (Symfony / JS).Code Security: Increasing test coverage and application stability by integrating unit tests with PHPUnit.
- Algo AltoBackend DeveloperBANKING AND INSURANCEMay 2025 - October 2025 (5 months)Paris, FranceGetting acquainted with Davensi's software infrastructure by:- Evaluating and allocating development tasks- Validating functional aspects with Product Managers- Deploying and integrating new featuresProject Management:- Estimating time required for projects- Prioritizing assigned tasks- Delivering regularly- Reporting and testing deliverablesDeveloping a mobile application in ReactJS/CapacitorJS:- Integrating a React/Typescript model- Connecting with multiple APIs (authentication, online payment, customer data retrieval)- Improving the response time of the API written in Go
- S3NSSRE BillingTELECOMMUNICATIONSDecember 2024 - June 2025 (6 months)Paris, FranceProject Management and Development:- Defining data flow with related teams- Project development: implementing features and adding tests- Taking over existing projects- Processing data flows (Go API, SQL data processing in Big Query database)
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Education
- Master's in Software EngineeringNantes Ynov CampusDéveloppement logiciel, mobile & IoT
- BTS in Digital Systems, Computer Science and Networks optionLycée Aristide Briand2021
Certifications
- Master Expert in Software, Mobile & IoT DevelopmentYnov Nantes2024
- Design Your Website with PHP and MySQLOpenClassrooms2016