Express JS is a web development framework for Node.js. It is used by developers and engineers to create robust and dynamic web applications quickly and efficiently. It provides out of the box features for web development such as routing, request management, and content negotiation. Express JS is built with scalability in mind and it is specifically designed for web and mobile back ends with minimal coding complexity. An Express JS Developer can provide clients with high-quality solutions for their business needs by leveraging the benefits of Express JS framework.

Express JS provides faster application development with its numerous built-in functionalities including routing and request management that simplifies communication between the server and the client. It also provides support for both HTTP and HTTPS protocols, which makes it suitable for any type of infrastructure or system requirements. Furthermore, it has built-in templating, which allows for better maintainability and portability of applications.

Here's some projects that our expert Express JS Developer made real:

  • Building personalized portfolio websites with an impressive visual presentation
  • Developing tools to support financial trading operations
  • Creating employee monitoring tools tailored to specific business needs
  • Securing backend services with advanced authentication techniques
  • Implementing APIs that facilitate data transmission between different services
  • Developing cross platform mobile applications
  • Setting up a DevOps environment to automate workflow processes

Our Express JS developers have developed solutions tailored to individual customer needs on Freelancer.com. Their expertise has allowed them to quickly build fully functional products to the highest standard regardless of the project complexity or size. By utilizing the benefits of Express JS our developers have created remarkable solutions that answer to customer needs perfectly, while minimizing the cost in terms of time and effort required.

If you have a web development project in mind, why not post your own project on Freelancer.com? We guarantee that you will be connected with an experienced Express JS Developer capable of realizing your vision quickly and efficiently. So why wait? Post your project now and join hundreds of satisfied customers served by our skilled freelance Express JS Developers here on Freelancer!

Von 84,106 Bewertungen, bewerten Kunden unsere Express JS Developers 4.84 von 5 Sternen.
Express JS Developers anheuern

Express JS is a web development framework for Node.js. It is used by developers and engineers to create robust and dynamic web applications quickly and efficiently. It provides out of the box features for web development such as routing, request management, and content negotiation. Express JS is built with scalability in mind and it is specifically designed for web and mobile back ends with minimal coding complexity. An Express JS Developer can provide clients with high-quality solutions for their business needs by leveraging the benefits of Express JS framework.

Express JS provides faster application development with its numerous built-in functionalities including routing and request management that simplifies communication between the server and the client. It also provides support for both HTTP and HTTPS protocols, which makes it suitable for any type of infrastructure or system requirements. Furthermore, it has built-in templating, which allows for better maintainability and portability of applications.

Here's some projects that our expert Express JS Developer made real:

  • Building personalized portfolio websites with an impressive visual presentation
  • Developing tools to support financial trading operations
  • Creating employee monitoring tools tailored to specific business needs
  • Securing backend services with advanced authentication techniques
  • Implementing APIs that facilitate data transmission between different services
  • Developing cross platform mobile applications
  • Setting up a DevOps environment to automate workflow processes

Our Express JS developers have developed solutions tailored to individual customer needs on Freelancer.com. Their expertise has allowed them to quickly build fully functional products to the highest standard regardless of the project complexity or size. By utilizing the benefits of Express JS our developers have created remarkable solutions that answer to customer needs perfectly, while minimizing the cost in terms of time and effort required.

If you have a web development project in mind, why not post your own project on Freelancer.com? We guarantee that you will be connected with an experienced Express JS Developer capable of realizing your vision quickly and efficiently. So why wait? Post your project now and join hundreds of satisfied customers served by our skilled freelance Express JS Developers here on Freelancer!

Von 84,106 Bewertungen, bewerten Kunden unsere Express JS Developers 4.84 von 5 Sternen.
Express JS Developers anheuern

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    27 Jobs gefunden

    I'm looking for an experienced Node.js backend developer to join my team remotely. Immediate joiner preferred. Must-Have Skills: - 5+ years with Node.js (latest versions) - Strong in MySQL, Redis, and REST APIs - Experience with WebSockets ( / Laravel Echo) - Solid AWS DevOps skills (EC2, RDS, S3, IAM) - Familiar with Docker and CI/CD pipelines Bonus Skills: - Laravel Octane / Swoole - Monitoring tools (Sentry, Laravel Telescope) - API documentation (Swagger/OpenAPI) - Experience in scaling, load balancing, or microservices Please send your resume, GitHub/portfolio, and availability to contact@@

    €1044 Average bid
    €1044 Gebot i.D.
    18 Angebote

    I need help conducting interviews to screen senior MERN stack developers and leads. Key areas of assessment: - Frontend: React.js - Backend: Node.js, - Database: MongoDB (specifically performance optimization) Ideal Skills: - Strong knowledge in all MERN stack components - Experience in technical interviews - Ability to evaluate and assess senior-level candidates Looking for someone experienced to ensure we hire top talent.

    €5 / hr Average bid
    €5 / hr Gebot i.D.
    17 Angebote

    Job Description: We’re seeking a talented backend developer to implement the Notifications & Settings functionality for the Unshakeable App. You’ll be responsible for building a robust backend to handle user preferences, push notifications, account settings, and alerts. This module needs to integrate securely with our existing backend and support real-time updates. Experience with Firebase, cloud functions, or scalable backend infrastructure is a plus. Deliverables include: Push notification logic (using Firebase or similar) User settings (preferences, alerts, toggles) Secure API endpoints Clean and maintainable backend code Timeline: Finish: Within 3–4 business days

    €446 Average bid
    €446 Gebot i.D.
    116 Angebote

    We’re looking for a highly skilled and reliable Full Stack Developer to integrate Stripe and PayPal payment gateways into our existing mobile app. The backend and frontend login functionalities are already developed. Your primary focus will be ensuring seamless payment flow, user data security, and full functionality across the login-connected interface. This is a key component of our app's launch and we're looking for someone who can deliver fast, secure, and scalable payment integration within 4–6 days. Scope of Work: --Integrate Stripe and PayPal into the app (mobile + backend) --Ensure payments are connected to user accounts (login-based) --Validate security best practices are followed (data protection, encryption, etc.) --Build and test payment workflows (purch...

    €427 Average bid
    €427 Gebot i.D.
    91 Angebote

    Full Stack Developer – Cloud Security Platform Responsibilities: Design & develop secure, scalable web apps (React/Vite + FastAPI/Node.js) Build dynamic, real-time dashboards with advanced charts (e.g., Highcharts, ECharts) Integrate with AWS (CloudWatch, Config, GuardDuty, IAM, Cost Explorer, etc.) Use OpenAI or GitHub Copilot for rapid dev workflows Build backend APIs for: IAM risk insights S3 exposure Cost + compliance summaries Cloud drift detection Required Skills: React.js (with Tailwind or shadcn/ui) FastAPI or Node.js + Express/NestJS Docker + ECR + ECS/Fargate deployments AWS SDK (Boto3 or AWS SDK for JavaScript) Experience using GPT or Copilot in day-to-day dev Experience with OAuth2, JWT Terraform (for infra automation) Required Mindset and Tools AI-...

    €137 Average bid
    €137 Gebot i.D.
    81 Angebote

    I'm looking for a Node.js expert who is well-versed in WebSockets. The project involves developing real-time collaboration tools. Key Requirements: - Utilize WebSockets for real-time data transmission - Integrate seamlessly with existing REST APIs and databases - Collaborate with frontend frameworks like React or Angular Ideal Skills: - Strong expertise in Node.js and WebSockets - Experience with REST APIs and database integration - Proficient in frontend technologies, especially React or Angular - Background in building real-time collaboration tools Please share your portfolio and relevant experience.

    €143 Average bid
    €143 Gebot i.D.
    114 Angebote

    I'm seeking a skilled full-stack developer to build the Quotation Module for a custom ERP system for an interior manufacturing company. This module will serve as the foundation for connecting with BOM, job cards, and production tracking in the future. Key Requirements: - Automated pricing calculations - Customizable templates - Client management Primary focus should be on quick generation of quotations, with a simple, form-based frontend interface for ease of use by non-technical users. Required Skills: React.js or Vue.js (for frontend) Tailwind CSS or Bootstrap (for styling and UI) Node.js or Django (for backend logic and server-side) (if using Node.js) MongoDB or PostgreSQL/MySQL (for database) PDF generation tools (like Puppeteer or jsPDF) WhatsApp Business API (for appr...

    €614 Average bid
    €614 Gebot i.D.
    42 Angebote

    I need an expert to set up and configure my already-developed Node.js backend and React.js frontend on Digital Ocean. Data is already on the platform. Key Tasks: - Initial setup and configuration of Node.js and React on Digital Ocean - Ensure application is ready for production Ideal Skills and Experience: - Proficiency in Node.js and React.js - Extensive experience with Digital Ocean - Strong background in application setup and configuration With proper documentation Please provide relevant experience in your bids.

    €18 Average bid
    €18 Gebot i.D.
    23 Angebote

    I'm seeking an experienced full-stack developer to build a new platform from scratch. The platform will require: - User authentication and management - Real-time updates - Administrative dashboards The preferred frontend framework is React.js. Ideal candidates should have: - Strong expertise in React.js, , Node.js, and Firebase - Proven experience in building platforms from the ground up - A portfolio showcasing similar projects - Focus on clean code, scalability, and performance Please include relevant project examples in your bids.

    €10 / hr Average bid
    €10 / hr Gebot i.D.
    43 Angebote

    Busco un equipo o freelancer con experiencia en desarrollo de aplicaciones web y móviles para crear una plataforma innovadora que facilite la recuperación de objetos perdidos y permita a los usuarios reportar objetos encontrados. Objetivo: Desarrollar una app sencilla, intuitiva y funcional que conecte a personas que han perdido un objeto con quienes lo hayan encontrado. Funcionalidades clave: Reportar objeto encontrado Formulario con subida de imagen Descripción detallada Geolocalización (mapa interactivo o coordenadas) Fecha y lugar del hallazgo Reportar objeto perdido Descripción e imagen del objeto Lugar aproximado de pérdida Notificaciones si alguien lo encuentra Mapa interactivo con pines geolocalizados de objetos perdidos y encon...

    €1293 Average bid
    €1293 Gebot i.D.
    89 Angebote

    j'ai une site internet, , j'aimerais trouver se profil pour travailleur sur du long terme. une plate-forme d'offres d'emploi dédiée aux annonces flexi-jobs et jobs étudiants en Wallonie et a bxl. Dans un premier temps, j'aimerais réfléchir à la possibilité de créer un formulaire pour que les employeurs puisses publier une annonce sans se créer de compte. j'aimerais aussi créer une alerte emploi permettant aux candidats de s'inscrire et de recevoir une alerte si jamais une annonce publiée correspond a leurs critères.

    €2118 Average bid
    €2118 Gebot i.D.
    43 Angebote

    I'm launching an advanced MERN Stack (MongoDB, , React.js, Node.js) full-stack development batch. I'm seeking to enroll over 20 students. Here's what we're focusing on: - Full-stack development with a strong emphasis on advanced concepts. - Classes will be priced affordably at 300 INR per hour. Ideal Skills and Experience: - Expertise in the MERN stack. - Experience with both front-end and back-end development. - Ability to teach complex concepts to a large group. Please provide any relevant teaching experience.

    €3 / hr Average bid
    €3 / hr Gebot i.D.
    24 Angebote

    We are seeking an experienced and dependable Full-Stack Developer to assist in the continued development of a self-hosted VPS management platform. This platform enables users to order, provision, and manage virtual servers through a secure, modern web interface. The system currently includes: A Node.js/Express backend that manages API endpoints, provisioning logic, and third-party integrations (e.g., Proxmox, DNS services). A React + Vite + TypeScript frontend delivering a responsive and interactive user experience. A PostgreSQL database, managed via Supabase, providing data storage, authentication, and REST access. --- Scope of Work: Develop secure, scalable API endpoints for VPS provisioning, order handling, user management, and support workflows. Expand a scheduled background ...

    €27 Average bid
    €27 Gebot i.D.
    19 Angebote

    XperScan est une application mobile innovante développée en Flutter qui intègre un modèle de deep learning basé sur DenseNet pour la détection automatique de fractures osseuses à partir d’images radiographiques. Le projet vise à faciliter l’analyse médicale en fournissant une assistance intelligente au diagnostic, accessible sur mobile. Aspects techniques : - Frontend : Application mobile en Flutter pour une interface fluide et multiplateforme. - IA intégrée : Modèle DenseNet entraîné pour la classification des radiographies. - Backend : Développé en FastAPI et ExpressJS, avec gestion des données via MySQL. - Fonctionnalités clés : Tél&e...

    €513 Average bid
    €513 Gebot i.D.
    23 Angebote
    AWS to GCP Migration Assessment
    3 Tage left
    Verifiziert

    I'm seeking an experienced cloud architect to perform a comprehensive discovery and assessment of my applications currently hosted on AWS, with the goal of migrating to Google Cloud. The main objective is to map our existing AWS services to their Google Cloud equivalents. The AWS services we are currently using include: - ECS Kubernetes - RDS DB - EC2 - Managed Service Prometheus - Storage - ElasticCache Key tasks include: Application Developer with the goal of preparing a migration blueprint to Google Cloud. Discovery & Assessment Phase 1. Analyze the Existing AWS Infrastructure Review the architecture of the application running on AWS. Identify dependencies and interdependencies between services. 2. Evaluate Frontend & Backend Components Analyze the Frontend (React, Vite...

    €97 Average bid
    €97 Gebot i.D.
    47 Angebote

    I'm looking for a modern and minimalistic website for my yoga business. The site should have dedicated sections for courses, a disease-based system, and counseling sessions. Key Requirements: - Courses section with video tutorials, written guides, and interactive sessions. - Disease-based system section. - Counseling session section with user booking via contact form submission. - User details entry for our records. Ideal Skills and Experience: - Web development expertise, especially in creating modern, minimalistic designs. - Experience in integrating multimedia content (videos, written guides) and interactive sessions. - Proficient in setting up user-friendly contact forms and data entry systems. Please provide samples of similar work.

    €49 Average bid
    €49 Gebot i.D.
    36 Angebote
    Node.js and HTML Integration Fix
    3 Tage left
    Verifiziert

    I'm seeking a skilled developer to fix integration problems in my Node.js and HTML project. Requirements: - Debug and resolve integration issues between server-side scripts and frontend - Ensure smooth communication between components Ideal Skills: - Proficiency in Node.js - Strong HTML knowledge - Experience in troubleshooting server-side script issues - Problem-solving mindset and attention to detail

    €108 Average bid
    €108 Gebot i.D.
    115 Angebote

    I'm seeking an experienced MERN stack developer to build a comprehensive Laboratory Management System. The system should be robust, user-friendly, and capable of supporting both online and offline operations. Core Functionalities: - Sample Tracking: - Barcode Scanning - Chain of Custody Tracking - Sample Storage Management - Inventory Management - Reporting and Analytics User Role Management: - Must support multiple user roles with different access levels. Ideal Skills and Experience: - Proficiency in MERN stack (MongoDB, , React.js, Node.js) - Experience in developing management systems, preferably for laboratories or similar environments - Strong understanding of user role management and security protocols - Familiarity with barcode scanning technologies and sample tracking...

    €26 - €216
    Versiegelt
    €26 - €216
    99 Angebote

    Skilled Backend Web Developer – Node.js | Express | MongoDB | MySQL Hi there! I’m a dedicated and skilled Backend Web Developer with hands-on experience in: JavaScript (Node.js) MongoDB MySQL If you're looking for someone to build a secure, scalable, and efficient backend, I'm here to help bring your ideas to life. What I Can Do for You: Build RESTful APIs User authentication & authorization (JWT, OAuth) Database design and integration (MongoDB & MySQL) Backend for admin panels and dashboards Third-party API integrations (e.g., payments, email) Debugging, optimization, and performance improvements Tools & Technologies I Use: Git & GitHub Postman VS Code MongoDB Atlas Why Work With Me? Clean, maintainable, and well-commented code Ti...

    €271 Average bid
    €271 Gebot i.D.
    35 Angebote

    Descripción del Proyecto – Módulo de Recursos Humanos (Sistema Interno) Resumen del Proyecto: Estamos buscando un desarrollador freelancer con experiencia en backend (idealmente Node.js + TypeORM) y frontend para ayudarnos a reestructurar y continuar el desarrollo del módulo de Recursos Humanos de nuestro sistema interno. Ya contamos con algunos apartados implementados, pero requieren mejoras, refactorización y ampliación. Tareas principales a desarrollar: • Planilla de seguro médico ("IPS") • Pago de salario resumido: • Cálculo de descuentos por empleado. • Plus por cumplimiento de metas. • Registro de ausencias, horas extras, anticipos. • Historial de pago por fechas. • Anticipo de quince...

    €398 Average bid
    €398 Gebot i.D.
    40 Angebote

    I need help fixing build/compilation errors in my React app. The app runs into issues when executing 'npm build'. Ideal Skills and Experience: - Proficiency with React - Experience with npm, especially 'npm start' and 'npm build' - Ability to troubleshoot and fix build/compilation errors - Familiarity with local development environments Please ensure the app builds successfully before completing the project.

    €15 Average bid
    €15 Gebot i.D.
    49 Angebote

    Descripción del Proyecto – Módulo de Recursos Humanos (Sistema Interno) Resumen del Proyecto: Estamos buscando un desarrollador freelancer con experiencia en backend (idealmente Node.js + TypeORM) y frontend para ayudarnos a reestructurar y continuar el desarrollo del módulo de Recursos Humanos de nuestro sistema interno. Ya contamos con algunos apartados implementados, pero requieren mejoras, refactorización y ampliación. Tareas principales a desarrollar: • Planilla de seguro médico ("IPS") • Pago de salario resumido: • Cálculo de descuentos por empleado. • Plus por cumplimiento de metas. • Registro de ausencias, horas extras, anticipos. • Historial de pago por fechas. • Anticipo de quince...

    €195 Average bid
    €195 Gebot i.D.
    23 Angebote

    My app is developed already with Replit and I wan to offer it for subscription 1. Multi-Tenant Database Architecture Complete database schema with tenant isolation Row-level security and data separation Optimized indexing for multi-tenant queries 2. Tenant Registration & Onboarding Professional organization registration flow Email verification with automated trial activation Clean database provisioning for new tenants 3. Path-Based Tenant Routing (Replit- Compatible) Functional tenant access via /t/organization-slug/ URLs Complete middleware implementation Works within Replit's hosting limitations 4. Email Verification System Professional email templates and delivery Secure token-based verification Email tracking and logging 5. Super Admin Dashboard Comple...

    €465 Average bid
    €465 Gebot i.D.
    96 Angebote
    NodeBB Forum and Marketplace Development
    23 Stunden left
    Verifiziert

    Use word "confirm" as your first word in your bid so I know that you are human We’re building Zaw Comm, a white-hat hacking community with a vendor-based marketplace using NodeBB (already installed and running locally). We’re looking for a skilled developer to extend NodeBB with specific custom features. NodeBB is open-source and publicly available on GitHub. Already Working via NodeBB: - User roles (Guest, Member, Moderator, Admin) - Registration/login with email/username - Email verification & password reset - Real-time notifications & private messaging (plugin) - Profile with avatar, tags, likes, mentions, quote replies - Admin panel for moderation - Drag-drop widgets, theme support, REST API - Search, categories, post threads Features to Build or Custom...

    €114 Average bid
    €114 Gebot i.D.
    24 Angebote
    Full Stack TypeScript-MERN Development
    21 Stunden left
    Verifiziert

    I'm seeking a skilled TypeScript-MERN stack developer for a project. Required Skills: - Expertise in TypeScript - Proficiency in MERN stack (MongoDB, , React.js, Node.js) - Experience with user authentication - Knowledge of payment integration - Capability to implement real-time updates Responsibilities: - Develop the frontend and backend based on my provided design. - Implement user authentication - Integrate payment systems - Ensure real-time data updates Ideal Experience: - Previous project experience with similar requirements - Strong portfolio in MERN stack applications - Ability to work within budget constraints.

    €8 / hr Average bid
    €8 / hr Gebot i.D.
    103 Angebote

    I need a Node.js backend endpoint using Express. The endpoint will process a list of people submitted via form. Input format: - A list of people in JSON format. Output format: - A cleaned-up JSON object grouped by name. Requirements: - Use only the code in the repo; no outside packages, templates, or assets. - Ensure it works on the browser UI (console log is fine). Ideal skills and experience: - Proficient in Node.js and Express. - Experience with backend development and handling JSON data. - Familiarity with form data processing.

    €8 / hr Average bid
    €8 / hr Gebot i.D.
    53 Angebote

    I am looking to build a cutting-edge online casino website featuring progressive jackpot slot games and incorporating cryptocurrency transactions. Here are my requirements: - Implement a variety of exciting and engaging slot variants with a focus on progressive jackpot slot machines. - The website should be designed to support cryptocurrency transactions, offering an innovative and secure way for users to enjoy their gaming experience. An ideal candidate should: - Have experience developing betting websites, particularly online casinos. - Show a strong understanding and knowledge of integrating cryptocurrency payments. - Be experienced in designing engaging and successful slot machine games, specifically progressive jackpot slots.

    €23 / hr Average bid
    €23 / hr Gebot i.D.
    53 Angebote

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