What is cors in node jsJobs

Necesitamos una empresa de software con mucha experiencia comprobable en desarrollo de proyectos de alta gama a medida (nada de WordPress ni templates). Nuestro proyecto se trata de un marketplace de vehículos automotriz con: compradores vendedores, subastas en tiempo real y arriendo de vehículos. Stack de tecnología a utilizar: Backend- python, JS con framework nest Frontend- React Js DATABASE- postgre o mongoDB Aplicación móvil- React Native (la participación es híbrido) El superadministrador: se usará una plantilla para el Frontend. Las subastas: nuestro área de subastas es en tiempo real, Es decir habrá una persona con el nombre martillero dirigiendo la subasta en tiempo real. Tendrá bill...

The specs for this project are Wordpress based / Editable in the backend of the site Fast in google page speed insights Goal is under 2 seconds on all pages WP rocket + CACHING + MINIMISE PICTURES Features Videos Picture slides Animation videos Editable text Editable pictures Editable blocks Editable logos Create unique URLS - SEO wise Design wishes 14 different logos containing the name of each “BRAND name” FIGMA only / UX optimizing just like on FIGMA project Requirements WORDPRESS BASED Able to connect up with our DIV - contact formular on - FROM OUR BACKEND DEVELOPER (RoR Ruby On Rails) It should always be possible to load external JS as the current one is based on, so I don't think they can make something that won't work ...

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Hej Dinesh L., Jeg lagde mærke til din profil, og vil gerne tilbyde dig et projekt. Vi kan diskutere detaljer over chat.

This is an ongoing project and most likely it will turn into a long term business relationship if things play out accordingly. MUST have: Python Selenium/Scrapy Django/Flask HTML/CSS/Boostrap JS MySQL, Postgres, Sqlite Redis, mongodb AWS, Heroku GIT + zenhub TDD, SOLID Nice to have: -React/Redux -CI, CD -Graphql -Elastic search Please show your past experience in your proposal PD: state what passions you about working as a freelancer in less than 10 words. all details will be provided to the few selected throu DM. Best Regards!!

Page speed for my website is so bad: I need this fixed. Plugins and website have to run the same way (unless we agree on disable).

The aim of the project is to fix a bug on causing all embedded YouTube-videos to stop playback when toggling full screen on mouseover. The videos should not stop on fullscreen-toggle. Only the mobile version of the site is affected. The videos affected are located here: etc.

I have two bugs i need to fix them

I have a proposal about node thanks

node programmer required work remotly

I have a web app that is creating a massive memory leak. I would like that resolved

Hi, 1) site brake when i go to production mode. 2) on develper mode i have this erorr : net::ERR_ABORTED 404 Error: Script error for: Magento_Cookie/js/require-cookie at makeError () at ()

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My React-based presentation website needs some minor fixes. Looking for someone who can sort it out quick. List of Tasks: - Change Contact Number and Address on Footer & Contact Page - Start Node Server Strapi on Digital ocean Droplet via Terminal/Console-

I need help with a small improvement in my n8n workflow to make it more organized and easier to manage. The task includes: Clean and Split a Code Node Remove unnecessary code from the existing Code node to keep it clean and efficient. Split the Code node that currently contains HTML, CSS, and JavaScript into three separate Code nodes to make it easier to update and maintain. Reusable Components I have a table and some functions that I want to use in different Code nodes without copying them repeatedly. I need a simple solution to make these components reusable across the workflow.

...tier) Support for both Raydium and Jupiter aggregator Transaction optimization using Jito bundles Dynamic compute unit and fee optimization Detailed transaction monitoring and reporting Technical Requirements: Transaction Speed: Target execution time: 2-3 seconds maximum Optimized for shared RPC performance Fast confirmation prioritization Command Structure: Simple CLI commands: node tokenaddress and node tokenaddress Configurable SOL amount for initial buy Automatic full position liquidation for sells Performance Monitoring Output: Buy Transaction: Time started Time confirmed Jito fees Swap fees Total investment including fees Sell Transaction: Time started Time confirmed Jito fees Swap fees Final amount including fees Deliverables: Fully functional CLI trading scr...

I bought a website a long time ago, but now I need it and I decided to retrieve it from my archives, but unfortunately it won't start or I'm doing something wrong, I don't know. I attached the source code to this project; first, it is necessary to conduct a check and determine what the problem is. If you are able to fix it, I look forward to your application!)

I'm looking for a freelancer to help me with extracting data from a website. The data is spread across different web pages, and I need it to be exported into separate Word documents for each page. Only bid if you can do the job. Data to Extract: - Text content - Images (to be saved in JPEG format) all in one document each Document Organization: - Each Word document should have separate sections for text and images. Ideal Skills and Experience: - Prior experience with web scraping. - Proficiency in creating and formatting Word documents. - Attention to detail for data accuracy and organization.

I'm looking for a skilled web developer to help me create a personal blog. The site should be built using HTML, CSS, JavaScript, a...and jQuery. Key Features: - About Me Section: This will provide visitors with background information about me. - Blog Posts Section: This is where I will share my thoughts and experiences. - Contact Form: A simple and effective way for visitors to get in touch with me. - Monetization: The site should be designed with future monetization in mind, primarily through advertisements. Ideal Skills: - Proficient in HTML, CSS, JavaScript, and jQuery. - Experience in creating personal blogs or similar websites. - Understanding of web monetization strategies, particularly through advertisements. Please provide examples of sim...

I have a legacy React JavaScript project that needs to be converted to the latest TypeScript version. I am looking for an experienced React developer to assist with this migration. Required Skills: TypeScript React Redux Redux-Saga Redux-ORM More details will be provided during the interview.

I'm looking for a very simple, recognizable, logo that will compete with Tinder, Bumble & Hinge. The color is pastel pink. Some logos that I think are insirational are Lyft, Apple, Nike, & Adidas.

...specified filters and at least one of the conditions mentioned below, the bot should send an alert to a Telegram group with detailed transaction information. Filters All filters must be met for the transaction to be sent to Telegram: • The transaction is an outgoing transfer from one of the “MADRE” wallets (it should be possible to edit this list if needed). • The transfer involves the Solana (SOL) token (other tokens are irrelevant). • The transfer amount must be between 2.9 and 25 SOL (this range should be adjustable). Conditions In addition to meeting all filters, the transaction must meet at least one of the following conditions: • Fresh Wallet: The receiving wallet has no previous transactions. • Only Inflows: The receivin...

I need a skilled developer to integrate Okta for both authentication and authorization in my existing React Single Page Application (SPA), and securing my Node API. Task Breakdown: - Implement Okta with Fusion Auth within the React SPA using Axios for API calls. - Protect the Node API with Okta, utilizing simple token validation for access control. - use MFA with OTP Ideal Skills: - Proficiency in React and Node.js - Extensive experience with Fusion Auth - Strong understanding of token-based authentication - Expertise in using Axios for API requests.

...modified with some JS functions, requires urgent attention. The wheel isn't spinning, and there are multiple issues with the code that need to be fixed for the app to work properly. Key Requirements: - Debugging JavaScript errors, particularly on the Spin function - Resolving API integration errors - Fixing issues with WebPoints update The app needs to integrate seamlessly with my website, where FMID, WebPoints, and Nickname are sourced. Each spin should correctly deduct 4 WebPoints, and if there are insufficient points, an automatic spin should occur, updating the user's WebPoints in real time. The final result of the spin needs to be sent to a separate Game API to award gifts. Ideal Skills and Experience: - Proficient in JavaScript and debugging -...

I require professional assistance for the basic installation of on my Windows system. - Node and npm: Both are installed and ready for use. - Dependencies: I'm uncertain about the specific libraries or dependencies needed for my project, so guidance in this area would also be beneficial. Skills & Experience Required: - Proficient in installation and setup - Familiar with Windows environment - Experienced in identifying and installing necessary project dependencies and libraries - Able to provide clear, understandable guidance

More details: What type of items will the CNC machinist primarily work on? Metal components - mostly stainless steel parts Which machining operations are required for these metal components? Turning, Milling, Drilling - none but he needs to have the understanding to see whats invoved in the job to order material. What kind of drawing formats will the CNC machinist be working with? DXF files - and pdf drawings.

- Simulador 3d a partir de fotos de 4 distintos angulos. - Del modelo 3D tener herramientas para ajustar las dimensiones del modelo(nariz, menton, etc) - Estructurar BD de pacientes. - Las fotos del antes y despues se guardara en una plataforma de gestión de fotos,citas, pacientes historial medico. - Notificación en tiempo real de futuros controles.(mail). -Mante...fotos de 4 distintos angulos. - Del modelo 3D tener herramientas para ajustar las dimensiones del modelo(nariz, menton, etc) - Estructurar BD de pacientes. - Las fotos del antes y despues se guardara en una plataforma de gestión de fotos,citas, pacientes historial medico. - Notificación en tiempo real de futuros controles.(mail). -Mantenimiento de Clientes. Se recomiendo hacerlo en .NET, REACT, ...

TechVantage is a cutting-edge technology company focused on delivering custom software and innovative technology. We are currently building an Web3 Blockchain Idle Game and are looking for a talented Blockchain & Web3 Full Stack Engineer to join our team. Company: Responsibilities: - Integrate blockchain functionalities with existing backend and frontend systems. - Develop Smart Contracts and APIs for blockchain interactions and transaction management. - Implement Web3.js/ in the frontend for seamless blockchain integration. Join us at TechVantage and be a part of the future of digital assets!

**Website Optimization and Troubleshooting Needed** I am experiencing performance issues with m...slowdowns. - **Server errors (500)** and **malware remnants**, leading to recurring issues. I need help with: - **Image optimization**, CSS/JS/HTML minification, and database fixes. - Resolving **plugin conflicts** and **server optimization**. - Comprehensive **malware removal** and ensuring compatibility across devices. **Ideal Candidate** - Expertise in WordPress, speed optimization, and technical troubleshooting. - Skilled in resolving server errors, database issues, and enhancing website security. If you can provide a thorough analysis and implement solutions, I’d love to hear your proposal. A fast, secure, and user-friendly site is c...

Hi Shiva K., We just noticed that you posted a project for "Angular/TypeScript Frontend Developer Needed" (https://www.freelancer.com/projects/angular-js/Angular-TypeScript-Frontend-Developer-39023000/details)

I'm looking for a skilled developer to integrate Apple In-App purchases into my custom-built website. The in-app purchases will be in the form of subscriptions. Key Requirements: - Implementation of Apple In-App Purchase for subscriptions - User authentication setup prior to purchase - Expertise in Custom HTML/CSS/JS The ideal candidate will have a strong understanding of e-commerce integration, particularly with Apple, and can ensure a seamless user experience. Your ability to set up user authentication for purchase validation is crucial. Please share your relevant experience and examples of similar projects you've completed.

TechVantage is a cutting-edge technology company focused on delivering custom software and innovative technology. We are currently building an Web3 Blockchain Idle Game and are looking for a talented Blockchain & Web3 Full Stack Engineer to join our team. Company: Responsibilities: - Integrate blockchain functionalities with existing backend and frontend systems. - Develop Smart Contracts and APIs for blockchain interactions and transaction management. - Implement Web3.js/ in the frontend for seamless blockchain integration. Join us at TechVantage and be a part of the future of digital assets!

Hi Moufi K., We just noticed that you posted a project for "Development of a Complete SaaS Platform for Automated System Creation and Social Media Management with AI Integration" (https://www.freelancer.com/projects/angular-js/Development-Complete-SaaS-Platform-for/details)

I'm looking for an experienced React JS developer to integrate a Stripe payment gateway into my website. Additionally, I need an admin panel that allows for dynamic pricing control. Key Requirements: - Stripe Payment Gateway Integration: The payment gateway should be seamlessly integrated into the website, ensuring a smooth transaction process for users. - Dynamic Pricing Management Admin Panel: The admin panel should provide a user-friendly interface that allows for easy adjustments to pricing. Ideal Skills: - Proficient in React JS - Experience with Stripe Integration - Prior work on developing Admin Panels - Good understanding of dynamic pricing systems

I am creating a business plan to transition case projects from one department into my liens department. What we do Personal injury firm that ensure client do not owe medical bills for their wreck there clear of any liens

I'm in the planning stage of a web application aimed at being a management tool. Key responsibilities: - Overseeing the development process from start to finish - Ensuring the project stays on track and within budget - Facilitating communication between team members Ideal skills and experience: - Proven experience in project management, particularly in web application development - Strong understanding of React, express, node and mongodb and other basic programming knowledge to assign tasks to programmers - Excellent communication and organizational skills I'm looking for a project manager who can bring this vision to life, ensuring a smooth development process and a top-quality end product.

There are a great many levels of expertise in design. We are not looking for an adequate or even a GOOD designer here. We are looking for a GREAT DESIGNER. Someone that has both the technical expertise to put images on a website AND someone that can create the Vision itself only from the marketing/brand vision and the assets at hand. We need to be able to communicate WHAT the CONCEPT of the site is AND GIVE THE ASSETS, and you be able to take it to the finish line from there by creating the look and feel and functionality (we have programmers that can help you with that part --- but you must be able to convey what those design elements are and produce them). We are looking for a "developer/builder," not an "assembler." You must also be...

...AI Developer to help us set up a custom Large Language Model (LLM)-based AI solution, such as GPT or similar frameworks. The goal is to integrate this AI into our platform, enhancing user experience and automating tasks. Our platform is currently in development, using , Node, and MongoDB, with additional tools such as TypeScript and Tailwind CSS. We’re looking for someone who can offer professional guidance on the best setup and approach for implementing an LLM solution tailored to our business needs. Key Responsibilities: Assist in evaluating and recommending the best LLM framework (e.g., OpenAI’s GPT, Hugging Face, etc.) for our platform. Guide us in properly setting up, training, and fine-tuning the model to handle our data. Pro...

I am in need of a Node JS Typescript project where utility functions are created specifically for handling interactions with third-party APIs. These functions should cover: - API interaction: GET requests, POST requests, and handling Authentication. Key Requirements: - Proficient in Node JS and Typescript - Experience with creating utility functions for API interactions - Familiar with both GET and POST requests - Capable of designing functions that handle authentication processes Ideal Skills: - Strong understanding of API structure and functionality - Excellent problem-solving skills - Ability to write clean, efficient, and reusable code The aim is to facilitate seamless communication with various third-party APIs via these utility fun...

...intuitive React (PatternFly) UI for managing a MySQL Galera Cluster. This is a Cockpit module and the project is purely frontend with provided backend APIs. Key Responsibilities: - Design a UI to manage various functionalities of the Galera Cluster including: - Monitoring node status and health - Configuration management - Handling backup and restore processes - Adding new nodes to the cluster - Creating a dashboard with sections for node status and health, configuration management, and backup and restore - Enabling user actions on nodes such as adding/removing nodes and monitoring node health Ideal Skills: - Proficient in React and PatternFly - Experience in UI/UX design - Prior work with MySQL Galera Cluster is a p...

I need a skilled developer to integrate Okta for both authentication and authorization in my existing React Single Page Application (SPA), and securing my Node API. Task Breakdown: - Implement Okta within the React SPA using Axios for API calls. - Protect the Node API with Okta, utilizing simple token validation for access control. - use MFA with OTP Ideal Skills: - Proficiency in React and Node.js - Extensive experience with Okta - Strong understanding of token-based authentication - Expertise in using Axios for API requests.

I'm looking for a skilled developer to create an E-commerce website using React JS. The primary features should include a basic product search bar and search & filtering options. Key project features: - An intuitive, user-friendly E-commerce interface - A basic search bar for product search and filtering Ideal skills and experience for this project: - Proficiency in React JS - Previous experience in developing E-commerce sites - Strong understanding of user interface design - Ability to implement a basic product search bar. Please provide examples of relevant projects you have worked on in your bid.

Project Criteria Technologies: HTML, CSS, JavaScript (or libraries/ frameworks based on JS).

I'm seeking a skilled Angular JS programmer to develop a trading iframe module for me. This module will be integrated with the Interactive Brokers platform and should primarily serve the following functions: - Displaying account information. - Enabling the placing and managing of orders. The ideal freelancer for this project should have a strong background in Angular JS and experience with Interactive Brokers API. Please include relevant samples of your previous work in your bid.

I'm in need of a seasoned React.js developer for a robust, single-page web application. The app's complexity and security requirements are high, and it will primarily handle media files. Key Features: - User Authentication: The app needs a secure and seamless user login system. - Data Visualization: There will be a need to represent data in an easily digestible way. - Real-time Features: The application will have to support real-time interactions. Media Handling: - The application will primarily deal with various types of media files including images, videos, and audio files. Ideal Candidate: - Extensive experience in developing single-page applications using React.js. - Strong understanding of user authentication systems, data visualization techniques, an...

...and frontend tasks, integrating APIs, enhancing scraping pipelines, and preparing the app for beta testing. This role requires expertise in Node.js, Python, React, and MongoDB, as well as excellent communication and teamwork skills. You will play a critical role in completing the app, ensuring a smooth user experience, and implementing efficient backend processes. The app will eventually integrate AI and deep learning algorithms for advanced repricing. Responsibilities: Backend Development (Node.js, Python): • Collaborate on API development and integration to connect the backend with the frontend. • Assist in enhancing the scraping pipelines written in Python for competitor and pricing data retrieval. • Optimize the database structure (Mo...

I'm looking for a skilled web developer who can build an interactive performance analysis website for me. This website will primarily feature interactive c...performance analysis website for me. This website will primarily feature interactive charts and graphs, so experience with creating and implementing these types of visuals is crucial. Key responsibilities will include: - Designing and developing a user-friendly interface filled with interactive charts and graphs. - Ensuring the website can connect and retrieve data from various databases. While I haven't specified a particular framework or library for the interactive charts, familiarity with D3.js, , and Highcharts could be beneficial. Please include relevant examples of your work with interactive web element...

I need an agency website for my digital m...and client contact. Portfolio section to easily showcase client case studies. I want the ability to edit PDFs and images in this section as I update projects. Clear breakdowns of services like SEO, PPC, Social Media Advertising, etc. Simple, professional layout with intuitive navigation. Responsive design, optimized for both desktop and mobile. Important Notes: The website must be easily customizable. I need to easily edit case studies, upload new images, and update the portfolio without requiring developer assistance. The site should be conversion-optimized, with an easy way for users to reach out for consultations. Skills Required: Web Design and Development (HTML, CSS, JS, WordPress) Portfolio and Case Study Integration Lead Ge...

...Current State of the System** The system is a **graph-based visual editor** built using **PySide6 (Qt for Python)**. It already includes the following: 1. **Core Components**: - **NgvScene**: Manages nodes, edges, and the undo/redo stack. - **NgvView**: Handles rendering and user interactions (e.g., zooming). - **NgvControls**: UI for adding rectangular and elliptical nodes. - **Nodes**: Rectangular (`NgvRectNode`) and elliptical (`NgvEllipseNode`) nodes with input/output ports. - **Edges**: Lines connecting nodes (`NgvEdge`). - **Undo/Redo**: Implemented via commands (`NgvAddNodeCommand`, `NgvAddEdgeCommand`, `NgvMoveNodeCommand`). 2. **Basic Unit Tests**: - Tests for node/edge creation, movement, and undo/redo are already implemented in ``. ...