Freelancer.com is offering you thousands of JavaScript gurus who will help you with all your JavaScript tasks in a timeless manner and with excellent proficiency. JavaScript is a scripting language used to enable programmatic access to objects within software applications. JavaScript will make your website more interactive, allowing your users input information, move elements around on the page, and make your website more functional.

If you are a JavaScript guru, can finish tasks with high level standards and in a timeless manner, then this is the right place for you! Freelancer.com supplies JavaScript freelancers with thousands of projects, having clients from all over the world looking for having their job done professionally and settling for nothing but the best. Jobs vary from building a dynamic web & desktop applications to fixing errors and malfunctions with Scripts. Those clients are looking for someone like you to get the job done. If you believe you can do that, then start bidding on JavaScript project and get paid with an average of $200 per project!

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    1,267 trabajados encontrados, precios en USD

    Hola! Como lo indica el título, necesito pegar los códigos/etiquetas de Google Tag Manager en cada página de un sitio web.

    $30 (Avg Bid)
    $30 Oferta Promedio
    5 ofertas

    NECESITO PROGRAMAR LOS FORMATOS RICH MEDIA DE UN PORTAL WEB DE NOTICIAS. TENGO LAS CREATIVIDADES, USO EL GOOGLE MANAGER COMO ADSERVER, Y NECESITO QUE SE PROGRAMEN LOS ESPACIOS PARA LOS RICH MEDIA.

    $590 (Avg Bid)
    $590 Oferta Promedio
    6 ofertas

    Nos encontramos en el proceso de desarrollo de una aplicacion de gestion empresarial. nesesitamos desarrolladores de front-end para desarrollo de la GUI.

    $8 / hr (Avg Bid)
    $8 / hr Oferta Promedio
    23 ofertas

    Quisiera una aplicacion de mensajeria instantanea en firebase ya que creo es más fácil de realizar.

    $334 (Avg Bid)
    $334 Oferta Promedio
    17 ofertas

    Saludos, Somos una empresa de desarrollo y estamos buscando un freelancer para que nos ayude con un proyecto desde la parte visual y lógica de navegador. El proyecto incluye un aproximado de 35 pestañas. Login, perfil, listados, filtros de todo tipo. Hemos desarrollado una api completa y podemos ir adecuandola conforme a las necesidades del front-end, pueden cargar tanto trabajo ...

    $2093 (Avg Bid)
    $2093 Oferta Promedio
    32 ofertas

    Se requiere un desarrollar que tenga experiencia en gráficos por ordenador y base de datos MySql (Big Data). Asimismo, habilidades en programación en php, html y otros. El candidato tiene que hablar un español nativo y tener conocimientos sólidos, y experiencia, en este tipo de desarrollo.

    $44 (Avg Bid)
    $44 Oferta Promedio
    8 ofertas

    Reescribir el código de una intranet con varias pantallas, roles de usuario y acciones CRUD. Listados de usuarios, de servicios, formularios de registro y de acceso, con varias tareas CRON. En detalle sería reescribir las clases y controladores y añadir un frontend bootstrap ( incluso se puede usar alguno de Codecanyon que sea robusto y bien actualizado): - Frontend en 2 idio...

    $1290 (Avg Bid)
    $1290 Oferta Promedio
    32 ofertas

    Necesito un plugin wordpress o codigo que permita desbloquear el contenido compartiéndolo como un social locker. Paso 1: Boton de compartir , el usuario deberá compartir en su muro el link ( del social locker) para desbloquear el paso 2: Paso 2: boton de ver contenido , permitirá ir a una URL personalizada que yo ingrese el plugin y/o codigo debe permitir ingresar el link que...

    $25 (Avg Bid)
    $25 Oferta Promedio
    5 ofertas

    Se necesita actualizar Open Journal Systems (OJS) a la versión actual Instalar un los plugins OMP en nuestro dominio ([iniciar sesión para ver URL] y OSC alguien que conozco bien el sistema.

    $85 (Avg Bid)
    $85 Oferta Promedio
    4 ofertas

    Tenemos desarrollado una aplicación móvil de gestión y consultas que maneja mapas y notificaciones. Está desarrollado con React native mediante expo. Se quiere generar los ejecutables y publicarlos tanto en appstore como googleplay. Los ejecutables están saliendo con algunos errores, por ello necesitamos alguien con experiencia en expo y react native. De preferen...

    $184 (Avg Bid)
    $184 Oferta Promedio
    5 ofertas

    Requiero una API para bases de datos MYSQL que sea multi plataforma Windows, Linux, Mac, lenguajes para el desarrollo: C#, Golang, Node Javascript

    $78 (Avg Bid)
    $78 Oferta Promedio
    11 ofertas
    Javascript + Node js + Sql server. 3 días left
    VERIFICADO

    Estamos buscando un colaborador freelancer con conocimientos de javascript, para programar front-End y backend con javascript i node.js contra sql server para nuestro ERP en la nube. Queremos alguien con experiencia que aporte valor añadido y que pueda trabajar des de casa en horario flexible. Requerimos de 25 a 30horas a la semana. Si puedes estar interesado contactame y hacemos una prime...

    $17 / hr (Avg Bid)
    $17 / hr Oferta Promedio
    44 ofertas

    Se requiere un plugin para integrar con distintas aplicaciones la captura y consulta biometrica con un dispositivo de huellas digitales compatible con websocket. preferiblemente desarrollarse en PHP,JavaScript,MySQL y que sea una API que se pueda integrar a varias aplicaciones.

    $203 (Avg Bid)
    $203 Oferta Promedio
    12 ofertas

    desarrollo web spring backend angular 8 front end

    $578 (Avg Bid)
    $578 Oferta Promedio
    7 ofertas

    Pagina web para desarrollo de software

    $459 (Avg Bid)
    $459 Oferta Promedio
    33 ofertas
    script para WhatsApp 2 días left
    VERIFICADO

    Tengo un listado de clientes en nuestra base de datos a los cuales debo enviarle recordatorios cada x tiempo. A determinada hora del día ejecutar un cron y enviarles el mensaje que les toca via WhatsApp, no se si esto es posible, quedo atento a sus comentarios. Gracias.

    $170 (Avg Bid)
    $170 Oferta Promedio
    19 ofertas
    gesta préstamo 1 día left

    quiero una aplicación para gestionar préstamos con mora cuando los clientes se atrasen que pueda gestionar clientes y vincular formas de pagos es decir que pueda cobrar con tarjeta los pagos.

    $121 (Avg Bid)
    $121 Oferta Promedio
    11 ofertas
    Archivo json 1 día left

    crear desde base mysql encabezado y detalle un archivo formateado en json, las bases existen, necesito una rutina una funcion, un template que lo haga. Lenguaje Scriptcase Saludos

    $18 / hr (Avg Bid)
    $18 / hr Oferta Promedio
    8 ofertas
    Optimizacion de sitios wordpress 1 día left
    VERIFICADO

    Como diseñador, he realizado algunos sitios Wordpress en la plataforma Divi, para varios de mis clientes. Pero nunca me he metido de lleno en aprender Javascript o CSS, y varios de ellos necesitan de una optimizacion, en terminos especificos de jquery o velocidad, o detalles de visualización, o todos ellos. As a designer, I´ve made several wordpress sites in wordpress with d...

    $15 / hr (Avg Bid)
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    42 ofertas

    Necesitamos crear un widget personalizado y que se pueda optimizar para dispositivos móviles y enlazar excursiones y actividades con el contenido de nuestro sitio web. Algo como esto... [iniciar sesión para ver URL]

    $153 (Avg Bid)
    $153 Oferta Promedio
    5 ofertas

    Estamos buscando una persona para realizar desarrollos en sus tiempos libres para lo cual se requiere los siguientes conocimientos: Angular asp.net MVC .net python entity framework visual basic Web api Angular

    $168 (Avg Bid)
    $168 Oferta Promedio
    15 ofertas

    El desarrollo del software quiere decir el mantenimiento de la placa base y el resto de sus componentes .

    $50 / hr (Avg Bid)
    $50 / hr Oferta Promedio
    5 ofertas

    Hello, I want create a Routed Licenses system for softwares such as cpanel, plesk, directadmin, Cloudlinux, Kernelcare, LiteSpeed, virtualizor, CXS, JetBackup, WHMonic, MailScanner Front-End, WHM Reseller, Imunify360, Solusvm, LiteSpeed Web ADC, Softaculous, Zamfoo and whmcs. If you think you can do it, deliver your budget. I will not hire out of freelancer to avoid scams. If your proposal inter...

    $30 - $250
    $30 - $250
    0 ofertas
    Vendor Portal - php and mySQL 6 días left
    VERIFICADO

    We would like to have a simple vendor portal created where we can have vendors log-in and update their information. There are a few nuances to this project: 1. We want the vendor to have a profile photo, but not be able to edit it. 2. Similarly, we want to be able to add/remove fields from an admin portal and restrict whether the admin, vendor, or both can edit these 3. We want there to be an ann...

    $226 (Avg Bid)
    $226 Oferta Promedio
    15 ofertas

    Dear freelancers, I want the auto trading service website like [iniciar sesión para ver URL] That will be built with django framework. Thanks

    $197 (Avg Bid)
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    10 ofertas

    Help with existing Flutter mobile app which is currently deployed to Android. Looking for a mobile developer who can join existing team.

    $8 / hr (Avg Bid)
    $8 / hr Oferta Promedio
    6 ofertas
    Website Design - mulitple sites 6 días left
    VERIFICADO

    I'm looking for someone who can work with me on several different projects on a casual basis. Ideal person will know html5, css, js, liquid, and graphQL. Ideal person will have worked with business catalyst sites previously and understand how webapps module is utilised, templates etc. I have several projects that I will need you for to do some of the heavy lifting. Between 3 and 5 hours per w...

    $7 / hr (Avg Bid)
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    14 ofertas
    App Development 6 días left
    VERIFICADO

    I am an educationist and I want to build a school management system app that will help schools update their records digitally. All the various records can be synchronized into an app. The app will help school administrators to update their records anywhere in the world.

    $298 (Avg Bid)
    $298 Oferta Promedio
    6 ofertas
    Cordova QR code scanner 6 días left
    VERIFICADO

    I want someone skilled in cordova to implement the QR scanner plugin [iniciar sesión para ver URL] i would like the plugin to load the front camera by default its a really simple app one button (start) once clicked it open the scaner) once the code is scanned the app navigates to a url in the app and appends the code to it eg [iniciar sesión para ver URL] i also want this plugin bel...

    $39 (Avg Bid)
    $39 Oferta Promedio
    5 ofertas
    Need To Edi tWP Header 6 días left
    VERIFICADO

    Looking For A Expert, i need to edit my WP theme's header and fix a js error and change mobile menu type and little modification, it will be a easy task

    $16 (Avg Bid)
    $16 Oferta Promedio
    11 ofertas

    Hello, I want to combine and reduce the number of javascript 4 and css files 5, and to fix the inline css to style sheets plus have delivery of critical JS/CSS inline and deferring all non-critical JS/styles. Any questions let me know, Daniel

    $92 (Avg Bid)
    $92 Oferta Promedio
    18 ofertas

    Hi. I already have design. Then some of them are converted html files. I wanna some one build it via React. Please check attachment file and let me know if you are interested in. Thanks.

    $478 (Avg Bid)
    $478 Oferta Promedio
    8 ofertas
    Help with web app 6 días left
    VERIFICADO

    I intend to build an app that would 1. take user's textual input from a window (just a string of a few characters) 2. use it as an input for a python code 3. output the numeric results into google sheets I need you to guide me through the app creation process. Bid only if you know how to do it with AWS elastic beanstock, AWS lambda, Google AppEngine, whatever other resources, only if you kno...

    $14 / hr (Avg Bid)
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    14 ofertas

    Hi. I already have design. Then some of them are converted html files. I wanna some one build it via React. Thanks.

    $470 (Avg Bid)
    $470 Oferta Promedio
    20 ofertas

    I need a new web application to distribute for free stock photos from multiple photographers, developed with ReactJS and NodeJS on Backend. Graph database is needed on Backend, Arangodb and Tinkerpop would be preferred. You can better understand the amount of work looking [iniciar sesión para ver URL] or [iniciar sesión para ver URL]: the difference is that is missing the web shop, p...

    $1065 (Avg Bid)
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    36 ofertas

    must master javascript including angular, nodejs.

    $464 (Avg Bid)
    $464 Oferta Promedio
    19 ofertas
    Gmail Script - Forwarding Messages 6 días left
    VERIFICADO

    At our company, we have multiple employees that interact with a variety of customers every day. We want to have a script that takes emails with subjects that end with "." and forwards them to another unified email address. We want this to work for both incoming and outgoing emails of our employees. For example, if a salesperson sent an email with the subject "Follow up on yesterday...

    $25 (Avg Bid)
    $25 Oferta Promedio
    9 ofertas

    I need someone to create a couple of php pages. One of them will be a form, to load an uploaded .csv file with the ability to make checks and changes. then there will be a check with a database and make further changes. after all these checks and edits, form has to submit data to a mysql database. I will provide sample .csv files and mysql database structure.

    $27 (Avg Bid)
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    22 ofertas

    Fix login script from sql vularbity and session hijacikng

    $25 (Avg Bid)
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    13 ofertas
    Python Codes 6 días left
    VERIFICADO

    I need some help with python code.

    $6 / hr (Avg Bid)
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    18 ofertas
    Bubble Web Application 6 días left
    VERIFICADO

    I need an application built with Bubble that can integrate specific data using a car inventory software's API. That data, combined with manual daily product updates, the applications main purpose would be facilitating the purchase of a vehicle using local incentives. Using the information from the process flow of the app would generate a trackable purchase order in a format that I could send ...

    $1119 (Avg Bid)
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    44 ofertas

    Add a pdf download button to this following page sample, there is a html page sample, must be done with php, output must be a 2 page pdf file, can't be a screenshot of the page.

    $13 (Avg Bid)
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    14 ofertas
    Trophy icon Graphic Representation 6 días left

    I would need a Graphic representation in jpeg or png format, for my webinar class. It should show the "inside" of a algorithm-run CRYPTO trading account, that delivered 717.1% in 1 month. To be more explicit: 1) The imagine should show the "inside" of a trading account (SEE ATTACHED orientation-ONLY Wireframe), and that trading account is for Cryptocurrencies Only (IT SHOULD...

    $15 (Avg Bid)
    $15
    0 participaciones
    Print pdf automatically 6 días left
    VERIFICADO

    I have php script, there's button to generate invoice in pdf file , I need to add button to print the invoice for thermal printers or default printer without downloading the pdf or view it ? If you can do it , please create an example to forward it to me to start the project task period : 1 day for more details or you have example , please contact me

    $31 (Avg Bid)
    $31 Oferta Promedio
    6 ofertas

    It's a 5 week program that has weekly group sessions. We have a private FB page & website. I want to create a sequence of automated emails that link to our youtube videos, to google docs, and our other recourses,

    $505 (Avg Bid)
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    11 ofertas

    I would like software made with dropbox. Mag manager software [iniciar sesión para ver URL] The above is the link. I need the same and much better feature software. Can be web-based. The software must have a license key or the subscription must be administered by my. MagManager is the perfect tool for independent magazine publishers. From lead generation through to artwork, flat plan, ...

    $254 (Avg Bid)
    $254 Oferta Promedio
    5 ofertas

    Looking for some help with JavaScript, Front End, UI/UX for my website. Currently I have one developer working with me and am looking for some supplemental help. Help would include the topics above as well as maybe working on implementing a payment system and other functionality and design elements to my website. The website is fantasy sports/gaming (American football) related so any experience an...

    $449 (Avg Bid)
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    24 ofertas

    I need a developer to work on a wordpress directory listing page and have the work done in 48 hours. It is not a lot of work but the last guy just did not complete some things that we need finished.

    $141 (Avg Bid)
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    40 ofertas

    Java expert with mulesoft expireance with expireance on securities and SFTP and other Mule ESB Project for 1 year

    $13 / hr (Avg Bid)
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    5 ofertas

    I need a web site with Spanish & English. It is a simple site with only 6+ pages. React is preferred for frontend but not sure now. Let's discuss more. I will choose a candidate who knows Spanish and English to complete my website. I haven't enough money for this. So please make a bid if you can work on my budget. Thanks.

    $154 (Avg Bid)
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    21 ofertas

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