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CRM Web en Producción – Freelance Buscamos desarrollador freelance para implementar pequeñas mejoras en un CRM web ya desarrollado y en funcionamiento, que gestiona clientes, empresas, usuarios, visitas y ventas en tiempo real. Stack Tecnológico: • Frontend: React 18 + TypeScript, Vite 5, shadcn/ui + Radix UI, Tailwind CSS, React Context, React Router DOM v6 • Backend / DB: Supabase (PostgreSQL, Auth, Realtime, Edge Functions, Storage) • Integraciones: Mapbox, geolocalización del navegador, notificaciones tipo toast Requisitos: • Experiencia con React + TypeScript y Vite • Conocimiento de Supabase y sus servicios • Capacidad de trabajar sobre un proyecto en producción realizando mejoras seguras
Projekt-ID: 40047958
72 Vorschläge
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Hola, un gusto saludarles. Disponible para colaborar en su CRM, pueden dar un vistazo a mi perfil, Quedo atento a cualquier contacto.
€220 EUR in 5 Tagen
8,2
8,2
72 Freelancer bieten im Durchschnitt €153 EUR für diesen Auftrag

I have extensive experience in JavaScript, PostgreSQL, Web Development, Backend Development, and Frontend Development, making me an ideal candidate for the "Buscamos desarrollador freelance para implementar pequeñas mejoras en un CRM web ya desarrollado y en funcionamiento, que gestiona clientes, empresas, usuarios, visitas y ventas en tiempo real" project. I am confident that I can effectively enhance your CRM system. The budget can be adjusted after a detailed project discussion. My main goal is to deliver high-quality work within your budget constraints. Let's kick start this project! Please review my profile with 15 years of experience to see my previous work. Your satisfaction is my top priority. I am ready to begin working to demonstrate my dedication to this project. Eagerly awaiting your response.
€175 EUR in 7 Tagen
7,5
7,5

Hello, I am a friendly and reliable full-stack developer with solid experience in Shopify, WordPress, PHP, Laravel, React, Node.js, Odoo, and mobile app development (Flutter/React Native). I love building clean, fast, and user-friendly web and mobile solutions. Whether you need custom features, API integrations, Odoo workflows, mobile apps, or UI/UX improvements, I’m here to help. I communicate clearly, deliver on time, and always aim to build long-term working relationships. Happy to support your project anytime! With Regards! Nikhil
€250 EUR in 7 Tagen
7,4
7,4

Hola, Estoy entusiasmado con la oportunidad de implementar mejoras en su CRM web. Tengo más de 5 años de experiencia trabajando con React y TypeScript, además de haber liderado proyectos similares donde optimicé funcionalidades y mejoré la experiencia del usuario. 1. **Mejoras en la Interfaz**: Puedo refinar la interfaz utilizando Tailwind CSS para garantizar que sea intuitiva y responsiva. 2. **Optimización de Backend**: Conozco a fondo Supabase y su integración con PostgreSQL, permitiendo mejoras en la gestión de datos en tiempo real y autenticación. 3. **Integración de Funcionalidades**: He trabajado con Mapbox y geolocalización, lo cual podría ser valioso para mejorar la funcionalidad de su sistema. Estoy listo para comenzar a colaborar y llevar su proyecto al siguiente nivel ¡Hablemos sobre los detalles y Estoy disponible para cualquier consulta! Gracias.
€99 EUR in 7 Tagen
6,4
6,4

Hello, Thank you so much for posting this opportunity. It sounds like a great fit, and I’d love to be part of it! I’ve worked on similar projects before, and I’m confident I can bring real value to your project. I’m passionate about what I do and always aim to deliver work that’s not only high-quality but also makes things easier and smoother for my clients. Feel free to take a quick look at my profile to see some of the work I’ve done in the past. If it feels like a good match, I’d be happy to chat further about your project and how I can help bring it to life. I’m available to get started right away and will give this project my full attention from day one. Let’s connect and see how we can make this a success together! Looking forward to hearing from you soon. With Regards! Abhishek Saini
€250 EUR in 7 Tagen
6,2
6,2

¡Hola! Estoy emocionado de ofrecerte mi experiencia para implementar las mejoras en tu CRM web. Con mi dominio en React, TypeScript y Supabase, garantizo mejoras seguras y efectivas. Trabajaré en integraciones con Mapbox, geolocalización y notificaciones toast para una experiencia óptima. ¿Cuándo podemos comenzar con este emocionante proyecto? ¡Espero tu respuesta!
€100 EUR in 2 Tagen
5,6
5,6

With over 57 successful projects and positive reviews, I am confident in my ability to enhance your CRM web system. My expertise lies in web development, issue resolution, performance optimization, custom features, automation, and API integrations. I am well-versed in React, TypeScript, Vite, and Supabase, making me the ideal candidate for your project. To approach this task, I will first conduct a thorough analysis of the current system to identify areas for improvement. Next, I will implement the necessary enhancements while ensuring the security and stability of the production environment. Finally, I will test the changes rigorously to guarantee seamless integration. Let's discuss how I can elevate your CRM system.
€100 EUR in 3 Tagen
5,5
5,5

Hello, Greetings V S., Good evening! I’ve carefully checked your requirements and really interested in this job. I’m full stack node.js developer working at large-scale apps as a lead developer with U.S. and European teams. I’m offering best quality and highest performance at lowest price. I can complete your project on time and your will experience great satisfaction with me. I’m well versed in React/Redux, Angular JS, Node JS, Ruby on Rails, html/css as well as javascript and jquery. I have rich experienced in PostgreSQL, Tailwind CSS, Web Development, Frontend Development, Database Management, Web Application, Backend Development and JavaScript. For more information about me, please refer to my portfolios. I’m ready to discuss your project and start immediately. Looking forward to hearing you back and discussing all details.. I await your immediate response
€214 EUR in 4 Tagen
5,0
5,0

Hi There, I see that you're looking for a freelance developer to enhance your existing web CRM, which manages multiple aspects like clients, sales, and real-time visits. It's great to work on a live project that has already established a user base. My approach would be to carefully analyze the current setup, identify key areas for improvement, and implement changes that enhance user experience without disrupting the ongoing operations. With my experience in React, TypeScript, and Supabase, I can ensure that any modifications are both seamless and secure. I understand the importance of maintaining system stability while making improvements, especially in a production environment. One question I have is, are there specific features or improvements you already have in mind, or are you open to suggestions based on user feedback? Best regards,
€50 EUR in 3 Tagen
4,6
4,6

Hi there I am offering a 30 percent discount on my services for your CRM web improvements project. I specialize in implementing precise enhancements and optimizations on existing web applications, ensuring smooth functionality, improved performance, and a seamless user experience. My approach focuses on understanding your current CRM system and delivering targeted updates efficiently. I will work on your CRM to implement small improvements related to client, company, user, visit, and sales management in real time. Each enhancement will be tested thoroughly to ensure it integrates smoothly without affecting existing functionality. I will also provide guidance on best practices and potential optimizations to further streamline your system. My goal is to deliver professional, reliable, and effective improvements that enhance your CRM’s usability and performance. I focus on accuracy, attention to detail, and timely delivery to ensure your CRM continues to operate efficiently. I look forward to assisting you in implementing enhancements to your CRM web application while maintaining its real-time performance and reliability. Regards Sohail Jamil
€30 EUR in 1 Tag
4,7
4,7

Hello there, I can enhance your CRM by implementing the requested improvements while ensuring the system remains stable and functional. With experience in React 18, TypeScript, and Vite 5, I will seamlessly integrate the necessary features, utilizing Supabase for backend operations, including its real-time capabilities and storage services. My proficiency with shadcn/ui, Radix UI, and Tailwind CSS will ensure the UI remains intuitive and user-friendly. I understand the importance of maintaining security and reliability in a production environment and commit to making safe and effective enhancements. Integrations like Mapbox and browser geolocation will be handled with precision to ensure a smooth user experience. Questions: • Are there specific areas within the CRM that need immediate attention or improvement? • Do you have a timeline for the completion of these enhancements? I'm eager to contribute to your CRM's continued success and ensure it meets all your operational needs. Thanks and best regards, Faizan
€90 EUR in 5 Tagen
4,5
4,5

Hola, Me interesa ayudarles a implementar mejoras menores en su CRM web actual. Con experiencia en React 18, TypeScript y Vite, cuento con las habilidades necesarias para optimizar su aplicación, garantizando al mismo tiempo su estabilidad y funcionalidad. Tengo un sólido conocimiento de Supabase, incluyendo su base de datos PostgreSQL, autenticación y capacidades en tiempo real, lo que me permitirá implementar las mejoras de forma segura y eficiente. Mi experiencia con tecnologías de integración como Mapbox y la geolocalización del navegador me permite mejorar eficazmente la interacción del usuario con su CRM. Mi enfoque se centrará en entregar código limpio y fácil de mantener, utilizando Tailwind CSS para un diseño responsivo y una mejor experiencia de usuario. Me comprometo a trabajar en colaboración para asegurar que todos los cambios se alineen con los objetivos de su proyecto. Gracias por considerar mi propuesta. Espero tener la oportunidad de contribuir a su proyecto de CRM. Saludos, Vladimir
€150 EUR in 3 Tagen
4,5
4,5

With a strong background in developing both frontend and backend systems, I believe I am the ideal candidate for your CRM project. My expertise in React.js and TypeScript, two technologies prominent in your stack, makes me well-equipped to handle any improvements or modifications this project requires. Furthermore, my knowledge of Supabase and its services gives me an added advantage when it comes to integrating these functionalities into the existing system. As an experienced developer, I'm accustomed to working on live projects and understand the importance of delivering secure and seamless modifications with minimum downtime. This ensures your CRM platform won't be interrupted during updates. My proficiency in Git and Github will help to effectively manage version control, allowing easy rollback of any modifications if deemed necessary. Lastly, in today's digital landscape, security is paramount. Rest assured that with me you would have an experienced developer who adheres strictly to best coding practices and prioritizes data protection through authentication and authorization methods. Let's collaborate immediately and bring your CRM to its fullest potential!
€140 EUR in 7 Tagen
4,7
4,7

Hola, he revisado su proyecto y estoy entusiasmado por la oportunidad de implementar mejoras en su CRM web. Tengo experiencia reciente trabajando con React 18, TypeScript y Vite, y he manejado proyectos en producción usando Supabase con sus diversos servicios. Estoy listo para colaborar en optimizar la gestión de clientes y ventas en tiempo real, asegurando que las mejoras se realicen de manera segura. Programemos una reunión para discutir los detalles y definir los próximos pasos; .
€30 EUR in 1 Tag
4,4
4,4

Hola, qué gusto ver un proyecto tan bien definido y enfocado en mejoras ágiles de un CRM ya operativo. Tengo bastante práctica trabajando con el stack que mencionas, desde la optimización de interfaces en React y TypeScript con Vite, hasta la gestión eficiente de datos en Supabase con autenticación y funciones en tiempo real. Me adapto fácilmente a proyectos en producción, cuidando la calidad y seguridad incluso al implementar pequeños cambios. También he integrado Mapbox y sistemas de geolocalización para dar una experiencia fluida a usuarios que dependen de información en tiempo real. ¿Podrías contarme cuál sería la primera mejora prioritaria que te gustaría abordar dentro del CRM?
€139 EUR in 1 Tag
4,0
4,0

✨✨✨ I AM DOMENICO ✨✨✨ Producción no es campo de experimentos. Toco tu CRM sin romper nada. Soy el desarrollador que mejora sistemas vivos sin causar downtime. Tu stack React 18/TypeScript/Supabase/shadcn? Lo domino como si lo hubiera escrito yo mismo. Lo que entregas tú: Lista de mejoras necesarias. Lo que entrego yo: Features implementadas con zero regresiones—staging tests antes de production, commits atómicos documentados en español, Supabase Edge Functions optimizadas sin latencia extra, integraciones Mapbox/geolocalización refinadas sin bugs de navegador, TypeScript types fortalecidos eliminando any peligrosos. No "pruebo en producción"—pruebo localmente, testeo en staging, depliego con confianza. Tu CRM sigue vendiendo mientras mejoro el motor. Tus usuarios no notan el upgrade—solo la velocidad nueva. ¿Empezamos?
€140 EUR in 5 Tagen
4,1
4,1

Hi, I have read your project description and understood it. I can implement small, secure improvements to your CRM web application built with React 18, TypeScript, Vite 5, Tailwind CSS, and shadcn/ui + Radix UI, while leveraging Supabase for backend, authentication, real-time updates, and storage. I can also handle integrations like Mapbox, geolocation, and toast notifications, ensuring all changes work safely in your production environment. and i can deliver precise, reliable updates that enhance your CRM without affecting its current functionality. Regards, M Sohaib
€140 EUR in 2 Tagen
3,9
3,9

⭐If you award me, your smile shows up.⭐ Hi V S. Your project really caught my attention — it’s very similar to one I completed recently. The setup feels familiar, with the same kind of challenges, just a few unique details. That’s actually great news, because it means I already know what works and can move fast without trial and error. Most importantly, I have deep experience and hands-on expertise with Web Development, Tailwind CSS, JavaScript, Backend Development, Frontend Development, PostgreSQL, Database Management and Web Application. In my portfolio, you can find a project similar to yours. https://www.freelancer.com/u/thomasb726 If you’re open to it, I’d love to hear more about what you’re building and share a few ideas from my past experience. ❓ Why clients choose me: ✅ Clear, fast, and proactive communication — you’ll never be left guessing where things stand. ✅ I treat your deadlines and reputation like my own — because once we start, they are. ✅ Easy to talk to, quick to respond, and focused on making your job easier. ✅ I always stand by and support the clients I work with, even long after delivery. Many of my clients stay with me long-term — because I show up, deliver, and don’t disappear. If you’re looking for a project executed with precision and quality, let’s chat soon and get started. Best, Tom
€250 EUR in 3 Tagen
3,8
3,8

Hi! I’m excited to offer my services as a skilled developer with over five years of experience. I believe I am a strong fit for this project due to my extensive background and proven track record in development. I would love to have a discussion to ensure we're aligned and on the same page regarding the project requirements. Once the scope is clearly defined and agreed upon, I’ll begin working on it right away. Thank you for your time, and I look forward to collaborating with you!
€200 EUR in 7 Tagen
3,7
3,7

Hello, As a seasoned full-stack developer with a wide range of skills, I believe I am the ideal candidate to enhance your CRM system. My proficiency with React and TypeScript aligns perfectly with your requirements, and I'm well-versed in working with Vite, Supabase, as well as a plethora of other technologies that you have in your stack. With this skillset and my deep understanding of Backend and Database Management, I can ensure not just smooth implementation, but also secure improvements for your CRM in a production environment. What sets me apart from others is my track record – time after time, my clients have praised me for deliverables that are on time, within budget, and most importantly, high-quality. Feedback like "Great Team, Great Work" or "A1 team" demonstrates the value I bring to my projects. Laced with humility and a passion for excellence, I would approach each task – no matter how small – in your CRM project with utmost dedication to achieve effective results. Furthermore, being an adept problem-solver and having experience with third-party API integrations, like Mapbox in your case, allows me to approach every challenge creatively and find the best possible solutions. Let's connect and discuss how we can take your CRM system to new heights. Thank you for considering my candidacy! Thank you
€250 EUR in 5 Tagen
3,9
3,9

Soy un desarrollador freelance con experiencia en React 18, TypeScript y Vite, así como en Supabase. Puedo implementar mejoras seguras en su CRM web, asegurando que el sistema existente funcione sin problemas. Tengo conocimientos en integraciones como Mapbox y notificaciones toast. Estoy disponible para comenzar de inmediato y puedo adaptarme a su flujo de trabajo. Estoy listo para trabajar en un proyecto en producción y aportar al éxito de su CRM. ¡Hablemos más sobre las mejoras que necesita!
€100 EUR in 2 Tagen
3,7
3,7

Madrid, Spain
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Mitglied seit Apr. 29, 2021
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