Crearé una app web SaaS, CRM, dashboard con MERN stack y Next.js

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Saiful Islam
5.0
5.0
Parte de la información se ha traducido automáticamente.
build saas, CRM, dashboard, mern stack web app with next js
Pantalla completa
build saas, CRM, dashboard, mern stack web app with next js
Pantalla completa
Pantalla completa
build saas, CRM, dashboard, mern stack web app with next jsbuild saas, CRM, dashboard, mern stack web app with next jsbuild saas, CRM, dashboard, mern stack web app with next js

Acerca de este Servicio

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¿Buscas un desarrollador confiable de MERN Stack para crear tu plataforma SaaS, sistema CRM, panel de administración o aplicación web personalizada?


Estás en el lugar correcto.


Me especializo en desarrollar aplicaciones empresariales modernas, escalables y listas para producción usando React, Next.js, Node.js, Express.js, TypeScript, MongoDB, PostgreSQL, Supabase, Firebase y REST APIs.


Ya sea que necesites un MVP de SaaS, CRM, ERP, panel de administración, sistema de gestión de inventario, plataforma de salud, sistema de reservas o software empresarial personalizado, puedo ayudarte a convertir tu idea en una aplicación segura y de alto rendimiento.


  • Desarrollo de MVP de SaaS
  • Sistemas CRM y ERP
  • Panel de administración
  • Aplicaciones web MERN Stack
  • Aplicaciones Next.js
  • Desarrollo de REST API
  • Autenticación (JWT, OAuth, RBAC)
  • Integración de API
  • Integración de pasarelas de pago
  • UI/UX adaptable
  • Diseño de bases de datos
  • Despliegue y optimización de rendimiento


¿Por qué elegirme?


  • Código limpio, escalable y fácil de mantener
  • Enfoque de desarrollo centrado en el negocio
  • Arquitectura moderna y mejores prácticas
  • Comunicación confiable
  • Entrega a tiempo
  • Soporte a largo plazo


Construyamos una aplicación SaaS o empresarial potente que ayude a que tu negocio crezca.

  • Lenguaje de programación

    • JavaScript

  • Experiencia

    • Algoritmos y estructuras de datos
    • Depuración de código
    • Rendimiento
    • Seguridad
    • Bases de datos

  • Marco de frontend

    • bootstrap
    • Next.js
    • React.js
    • Semantic-UI
    • Tailwind CSS

  • Marco de backend

    • Django
    • Express.js
    • NestJS
    • Node.js

  • Desarrolladores de IA y código bajo/sin código

    • Lovable
    • Bolt.new
    • Firebase Studio
    • Cursor
    • Bubble

Conoce a Saiful Islam

Saiful Islam

Full Stack MERN Developer, SaaS, CRM and AI Web Applications

5.0(5)
  • DeBangladesh
  • Miembro desdemar 2026
  • Responde aprox. en:1 hora
  • Última entrega3 meses

  • Idiomas

    Bengalí, Inglés, Hindi, Italiano, Francés
I help startups and businesses build scalable SaaS platforms, CRM systems, AI-powered web applications, and custom business software. As a Full Stack MERN Developer with 8+ years of experience, I specialize in React, Next.js, Node.js, TypeScript, MongoDB, PostgreSQL, Subpase, REST APIs, AI integration, and cloud deployment. My focus is delivering secure, high-performance, and production-ready solutions with clean architecture, modern UI/UX, and reliable communication that help businesses automate workflows and grow faster.

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4 comentarios sobre este Servicio
5.0

(4)
(0)
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(0)
(0)
Desglose de calificaciones
  • Nivel de comunicación del Freelancer
    5
  • Calidad de la entrega
    5
  • Valor de la entrega
    5
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    Great experience working with this seller! I had some responsive issues in my application, and he fixed everything perfectly. The layout now works smoothly across all devices. He was fast, professional, and understood the problem right away. Communication was clear throughout the process. Highly recommended...

    Hasta USD50

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    I worked with him before. Now I came back with another backend server task. He fixed my PostgreSQL load and connection issue just like before — fast and clean. No extra talking, no delays. Sent me the offer, I accepted, he finished the same day. Server is running smooth now. If you need a backend developer...

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    chrlstawrlght89

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    I needed help integrating my frontend with the backend, and the seller handled it very professionally. The connection was done smoothly and everything is working perfectly now. He understood the requirements quickly and made sure all parts were properly integrated without any issues. Communication was...

    Hasta USD50

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  • M

    mortenrasmus302

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    5

    Great experience working again! Communication was smooth and everything was explained clearly. The landing page looks clean, professional, and works perfectly on all devices. He understood my requirements well and delivered on time. Highly recommended for anyone looking for a reliable Full Stack web developer.

    Hasta USD50

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    1 día

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    Útil?
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Reseñas

4 comentarios sobre este Servicio
5.0

(4)
(0)
(0)
(0)
(0)
Desglose de calificaciones
  • Nivel de comunicación del Freelancer
    5
  • Calidad de la entrega
    5
  • Valor de la entrega
    5
Ordenar por
Más relevante
  • C

    chrlstawrlght89

    Cliente recurrente

    US

    Estados Unidos

    5

    Great experience working with this seller! I had some responsive issues in my application, and he fixed everything perfectly. The layout now works smoothly across all devices. He was fast, professional, and understood the problem right away. Communication was clear throughout the process. Highly recommended...

    Hasta USD50

    $

    2 días

    Tiempo

    Útil?
    Sí
    No
  • C

    chrlstawrlght89

    Cliente recurrente

    US

    Estados Unidos

    5

    I worked with him before. Now I came back with another backend server task. He fixed my PostgreSQL load and connection issue just like before — fast and clean. No extra talking, no delays. Sent me the offer, I accepted, he finished the same day. Server is running smooth now. If you need a backend developer...

    Hasta USD50

    $

    1 día

    Tiempo

    Útil?
    Sí
    No
  • C

    chrlstawrlght89

    Cliente recurrente

    US

    Estados Unidos

    5

    I needed help integrating my frontend with the backend, and the seller handled it very professionally. The connection was done smoothly and everything is working perfectly now. He understood the requirements quickly and made sure all parts were properly integrated without any issues. Communication was...

    Hasta USD50

    $

    1 día

    Tiempo

    Útil?
    Sí
    No
  • M

    mortenrasmus302

    Cliente recurrente

    US

    Estados Unidos

    5

    Great experience working again! Communication was smooth and everything was explained clearly. The landing page looks clean, professional, and works perfectly on all devices. He understood my requirements well and delivered on time. Highly recommended for anyone looking for a reliable Full Stack web developer.

    Hasta USD50

    $

    1 día

    Tiempo

    Útil?
    Sí
    No

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