You're seeing this page as if you were . The main menu is still yours, though. Exit from immersion
Romain SanieresRS

Romain Sanieres

🚀 Full-Stack Developer Next.js

€300/day
Gap, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
Back to original language

About Romain

👋 Hello, I'm Romain — React / Next.js Web Developer

With 4 years of experience, I design modern, high-performance, and custom web applications, combining the best tools of the moment: React.js, Next.js, Tailwind CSS, Prisma, PostgreSQL...

I work with rigor, responsiveness, and a true sense of detail to deliver a fast, user-centric product.

⚙ What I can do for you

🔧 Custom Web Apps
  • Modular and scalable architecture
  • REST/GraphQL APIs, third-party service integration
  • Account management, authentication, notifications, etc.
⚛ Modern & Optimized Frontend
  • React / Next.js development
  • Clean UI with Tailwind & Shadcn UI
  • Fast & fluid rendering (lazy loading, code splitting)

🎯 Performance & SEO
  • Web Vitals & Core Web Vitals optimization
  • Improved natural referencing through Next.js best practices
  • Intelligent resource loading

🎹 Faithful & Responsive Integration
  • Pixel-perfect integration from Figma / Adobe mockups
  • Adaptive components, mobile-first responsive design
  • Accessibility and fluid user experience

☁ Deployment & Maintenance
  • Deployment on Vercel, Railway, Supabase
  • CI/CD and environment management
  • Monitoring, evolution, and post-delivery fixes

đŸ’Œ Why choose me?
✅ Clean, typed (TypeScript), modular, and maintainable code
✅ Fluid, transparent, and supportive communication
✅ Experience on complex projects, solo or in a team
✅ Quick start, on-time delivery

đŸ€ Let's discuss your project!

Whether you have an idea in mind or a mockup ready, I can support you at every step, from technical setup to going live.

đŸ“© Contact me on Malt to chat → I respond quickly.
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Gap (up to 50km)

Experience

  • Spynance
    FullStack Developer
    PRIVATE EQUITY
    October 2023 - July 2024 (9 months)
    Gap, France
    • Advanced Frontend: Design of responsive interfaces with React, Next.js. I use Shadcn UI, Radix UI, and Tailwind to offer polished and responsive designs, ensuring an excellent user experience.
    • Backend and Data Management: Implementation of optimized data models with Prisma and PostgreSQL. My modular approach in TypeScript ensures secure, clear, and scalable code.
    • Performance Optimization: Prioritization of server-side and client-side components to reduce unnecessary re-renders. I also optimize Web Vitals by applying advanced dynamic loading techniques.
    Next.js React.js Front-End Development TailwindCSS Shadcn UI Supabase Prisma Vercel TanStack Query PostgreSQL API Typescript Web Project Management
  • RDEVS
    Web Developer
    SOFTWARE PUBLISHING
    October 2022 - Today (3 years and 8 months)
    • Design and development of websites
    • Performance optimization
    • API creation
    • Database management
    • SSR development
    • Project management
    • Technical support
    Next.js React.js TailwindCSS TanStack Query Prisma

Recommendations

Be the first to recommend Romain

Help this freelancer shine by sharing your experience working together.

These freelancer profiles also match your criteria

AgathaA

Agatha Frydrych

Backend Java Software Engineer

4.7

(3)

2

BaptisteB

Baptiste Duhen

Fullstack developer

4.6

(4)

5

AmedA

Amed Hamou

Senior Lead Developer

4

(2)

7

AudreyA

Audrey Champion

Web developer

4.3

(3)

4

Education

  • Web & Mobile Web Developer
    3WA
    2019

Certifications

  • React.JS Developer
    OpenClassrooms
    2020
  • JavaScript Developer
    OpenClassroms
    2018

Skill set

Categories