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    140,255 connecting frontend and backend travaux trouvés au tarif de EUR

    I require a node.js express API expert to debug and optimize our server. -PSQL query optimization -Optimize memory usage -Optimize CPU usage -Create efficient service workers for backend processes -Find other bugs and leaks that we are unaware of I expect immediate and consistent communication

    €128 (Avg Bid)
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    8 offres

    I have html form and i want to link it with laravel project With upload file

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    29 offres

    I require a node.js express API expert to debug and optimize our server. -PSQL query optimization -Optimize memory usage -Optimize CPU usage -Create efficient service workers for backend processes -Find other bugs and leaks that we are unaware of I expect immediate and consistent communication

    €95 (Avg Bid)
    €95 Offre moyenne
    6 offres

    Sample package in ionic ios and android, php, mysql restful api. Testing account refistration. All source code and setup, build script needed. No need UI UX design. With below features as a demonstration of technology. 1. Google login single sign on/ registration. 2. Firebase cloud messaging with topic subscription 3. Firebase Analytics 4. Youtube

    €13 / hr (Avg Bid)
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    14 offres

    ...in San Francisco that is looking for a smart and experienced Customer/Business Support Agent. We are an on-demand staffing solutions striving to change the way companies find talent for their immediate work needs. We are creating flexible opportunities for people to make extra income, learn new skills, and change their lives. At the same time, we are

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    15 offres

    I'm a frontend developer who's finishing up on a peer to peer platform for users to sell items. I've already configured my PayPal Business account to fit the Swift app by: 1. Allowing users to purchase from each other securely. 2. Allows me to get my 10% cut from every transaction. I need a the help of a backend developer to assist me with getting

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    17 offres

    I need a simple page (no styles), like a demo. That encrypts a uploaded file on the frontend to send it to the backend. The encryption has to be AES-256 You don't need to do anything on the backend. I will give you an API Endpoint to post the image. The files will be large 250MB-1GB so you will need to use some kind of streams or chunks.

    €47 (Avg Bid)
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    6 offres

    I require a node.js express API expert to debug and optimize our server. -PSQL query optimization -Optimize memory usage -Optimize CPU usage -Create efficient service workers for backend processes -Find other bugs and leaks that we are unaware of I expect immediate and consistent communication

    €126 (Avg Bid)
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    12 offres

    We need a login page where the login will happen. The backend db is SQL which has the asp.net identity usernames/password system. The XAML in XAMARIN should authenticate the user against the SQL - maybe via webservices+token due to security. I guess. Once authenticated, setup the USER PIN so next time he can login offline via the PIN.

    €42 (Avg Bid)
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    2 offres

    I need an existing website rebuilt. I need you to build it.

    €95 (Avg Bid)
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    11 offres

    ...come online in couple of years. We would like the app to cater to over 100mil downloads and 1mil DAUs. In this regard, we are looking for backend development experts in the fields of high data intensive app development who can help us in reviewing our architecture and providing directions. It would also be great if the applicant or anyone you know can

    €455 (Avg Bid)
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    4 offres

    Current Website is [se connecter pour voir l'URL] Hosted and created by Wix We are in need of someone to create a backend Dashboard section for my customers. When they place a order and create a username and password, we would like them to be able to login to complete the following and have the following shown: Service Agreement - This will need to be E-...

    €1065 (Avg Bid)
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    41 offres

    Hi! I am looking for a longterm skilled dev. for working on the frontend part of my project. You will need to have knowledge and experience in building a progressive webapp - The main interest is getting the "mobileapp" feeling of the function. Mainly building in node.js, javascript. I prefer working with people who take the time to read job description

    €12 / hr (Avg Bid)
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    build me an app.. 6 jours left

    ...like satelite view live location, gender, age, name, category * Friends List - Send Invites, Add, Block, Delete friends * Follow and Followers for an individual profile * Create Group, Invite members, Join Groups * Free and Premium Membership Packages. * All features will be Free for all users for certain time period of time * Enabling few features for

    €152 (Avg Bid)
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    15 offres

    Web Backend Admin Features: * Users Management - Add/Delete/Suspend * Locations Management * Encrypted Chat Conversations to maintain security * Membership Management * Features Management - setting free time to use all features, assigning & restricting features, etc * Wallet Management * Options to decrypt chat conversation * Categories Management

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    37 offres

    creat social app time line 10 to 12 days.. Web Backend Admin Features: * Users Management - Add/Delete/Suspend * Locations Management * Encrypted Chat Conversations to maintain security * Membership Management * Features Management - setting free time to use all features, assigning & restricting features, etc * Wallet Management * Options to decrypt

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    35 offres

    ...another PHP script. Should include all necessary code, static data etc. Should be set of standalone scripts, not requiring any other external resources Please don't ask me backend logic used by the reference link [se connecter pour voir l'URL] You need to figure out the logic. Prior experience for similar projects would be preferred

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    9 offres
    Laravel developer needed 6 jours left
    VERIFIÉ

    We have multiple projects where we developers. We except you can work with front and backend.

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    85 offres

    Frontend Angular Developer to change the website to be SEO friendly

    €133 (Avg Bid)
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    30 offres
    an android app 6 jours left

    I need an Android app. I already have a design for it, I just need it to be built. creat social media app with only this function Web Backend Admin Features: * Users Management - Add/Delete/Suspend * Locations Management * Encrypted Chat Conversations to maintain security * Membership Management * Features Management - setting free time to use all

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    ...connect either personal Mailchimp accounts so they can sync their MailChimp subscriber lists and create new facebook Custom Audiences for retargeting purposes. Need to allow multiple users to connect to their own back end and easily log in to mailchimp and facebook. Here's an example of a service already doing this Syncsumo [se connecter pour voir l'URL]

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    5 offres

    I require a node.js express API expert to debug and optimize our server. -PSQL query optimization -Optimize memory usage -Optimize CPU usage -Create efficient service workers for backend processes -Find other bugs and leaks that we are unaware of I expect immediate and consistent communication

    €166 (Avg Bid)
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    12 offres

    We are a team of de...Europe countries who are capable of handling Python work. For security purposes, we are doing the backend of the service all in Python and the ideal candidates must have at least 5 years of Python core programming experience. You are going to sign NDA and this will be a long term relationship in the team if things are going well.

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    5 offres

    please check the document file..all requirement is in the document file backend is in firebase (realtime DB)

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    22 offres
    UI Development 6 jours left

    I need to build the frontend along with the UX designs. I have the backend ready in java.

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    17 offres
    ReactJS Developer 6 jours left

    We need to develop the real estate website(Frontend development) using react.js. Our CTO will check your skill. If you are the proper developer for us, we will hire you immediately.

    €20 / hr (Avg Bid)
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    ...This will be a chargeable service with payment options of stripe and Paypal The plans are per click with the following options Free Account - 200 clicks per month and 2 short urls Paid Account 1 - 100,000 clicks and 100 short urls at £x per month Paid Account 2 - 500,000 clicks and 500 short urls at £x per The customer can then purchase one off

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    I want to set up a simple application in front-end view and flask backend. 1 - a login page with email and password. 2- we check if the email exists in the list defined in advance, we redirect the user to another auth api. (Login) 4- we wait for the user to connect on auth the API so that the API sends us a token that will be valid to assign calls to

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    6 offres
    html website 5 jours left

    build me a dynamic website using css, html, backend server,database with last main technologies like angular, mongoose, nodejs

    €368 (Avg Bid)
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    39 offres

    We are loo...in Salesforce Sales & Services Cloud in Lightning. We want to build a long-term partnership because we are continiously integrating our Salesforce with our own developed backend. If you apply, add your full name or email address so I can verify your Salesforce Certification. If you are not certified, your offer will be rejected at once.

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    4 offres
    ionic mobile project 5 jours left
    VERIFIÉ

    Sample package in ionic ios and android, php, mysql restful api. Testing account refistration. All source code and setup, build script needed. No need UI UX design. With below features as a demonstration of technology. 1. Google login single sign on/ registration. 2. Firebase cloud messaging with topic subscription 3. Firebase Analytics 4. Youtube

    €207 (Avg Bid)
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    25 offres

    ...an app (including the graphic of the app itself) for iPhone and android that can can allow the connection of more than one device at the same time with your phone through bluetooth. The app should permit you to connect your phone with more than one pair of wireless earphones, earphones and a speaker, or two speakers at the same time without the need

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    Hi I want to start a eCommerce [se connecter pour voir l'URL] this I need mobile app. Android + iOS + Admin Panel With code. In App We need User Login and delivery boy login In Admin Panel we need Admin login and vendors login

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    ...respect my time and read the task carefully before you bid. * NO GENERAL RESPONSE (“I’m good in wordpress” etc. or similar irrelevant info, please) * NO NEGOTIATING AFTER BID – very annoying and just wasting my time. * NO 3rd PARTY API ALLOWED – no twiliom no skype – need 2 hosting servers installed < 1 for video calls + 1 for backend...

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    Frontend developer for imagecdn 5 jours left
    VERIFIÉ

    I am looking for a person who can perform a task quickly and professionally in a system based on ruby. It would be necessary for frontend tasks to adapt the images to imagecdn. It requires experience in it.

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    I have a readymade hybrid mobile application. I want a experience mobile and CMS developer who can fix few points and implement new functionalities in my application and backend CMS.

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    ...entered in a retail shop. Summary I am looking for developer having experience of People Counting and Age/Gender detection. I need a good UI interface for the same to do camera calibration from the frontend so that user can set do the same from frontend rather than code every time. Following features I am looking from application. Development Platform

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    17 offres

    Create back-end of Vue.js application that utilizes an API The link is: [se connecter pour voir l'URL] I will consider a person who will give a detailed explanation how he will achieve this just to be sure I am awarding to the right person

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    Need someone who can document the [se connecter pour voir l'URL] website. Required documentation: frontend and backend. Both must be in English. thank you

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    3 offres

    ...Looking at someone who can build the entire UX and UI along with backend coding. Require full stack developers and electrical/electronic engineers to figure out the best possible and cost effective solution or device to have seamless operation of the app and functionality of the lockers via electronics and no human intervention. will be happy to share

    €787 (Avg Bid)
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    3 offres
    Portfolio Accounting Software 5 jours left
    VERIFIÉ

    ...front-end (portfolio data input). We plug into backend (broker/custodian). 2. We want to build our own/customize open-source middleware portfolio accounting. 3. Timeframe (1 month build / additional testing etc) TASK Aggregate data from front-end / back-end (custodian/broker) into middleware accounting software and sub-divide into separate accounts. DATA

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    Connecting group one device 200 members limited group, they have 4 types of names I set the names in Admin panel , one person have one phone number OTP Verification and refer code another 11 digits alphabets and number one device [se connecter pour voir l'URL] must have availability button and not available button..In admin panel can see availability of all device...

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    Hello, I'm looking for a frontend developer to fix the issues displayed in the [se connecter pour voir l'URL] report. Right now there is some issues with Performance and Best practices that need to be fixed. I would like to improve and solve as much issues is possible to fix. Let me know your estimated price and past experience. Thank you

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    So from title you get to know, I need a developer who can work with VueJs and Laravel and able to make rest full APIs with Laravel for android and ios. And also can make SPA applications. The main focus will be on the backend.

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    15 offres

    first backend development for bus ticketing project

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    1 offres

    We are going to build a new site. had have already frontend developer . I need senior backend developer for a long time. task for test. It is very [se connecter pour voir l'URL] display image from url in the table. If you finish it , we will hire you as long term developer.

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    ... [se connecter pour voir l'URL] Teacher can list profiles and students can find teacher online (skype etc) or physically coming to their premises. I am connecting both Students to the Teacher. You need to confirm what plugins you would require to build the site and list all the features from your understanding to agree before allocating

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    ...serial interface (/tty/USB0), interpret these data and save them to the filesystem. [watch: [se connecter pour voir l'URL]] After you have created the database tables. Your task is to collect and interpret data as mentioned above and save them to the database. You will write a REST-Service to provide the collected data and write some web-pages (responsive design...

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    10 offres

    need a full time node.js and mongo db developer to handle the complete end to end backend for a mobile application

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    43 offres

    ...serial interface (/tty/USB0), interpret these data and save them to the filesystem. [watch: [se connecter pour voir l'URL]] After you have created the database tables. Your task is to collect and interpret data as mentioned above and save them to the database. You will write a REST-Service to provide the collected data and write some web-pages (responsive design...

    €35 (Avg Bid)
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    9 offres