Backend Development Munkák és versenyek

Használja a közösségi kiszervezés (crowdsourcing) előnyeit vállalkozása számára a Freelancer-on! Több mint 27.3 képzett szabadúszó várja a világ minden pontjáról!

Gyakorlatilag bármilyen feladatra találhat képzett szabadúszót. Pl.: logótervezés, grafikai tervezés, webdesign, technikai támogatás, piackutatás, tördelés, fordítás, adatbevitel (és sok más egyéb).

Már 30 USD-ért alkalmazhat szabadúszókat, az átlagos projektköltség pedig 200 USD. Nem számít, melyik piacot kell meghódítania, nálunk a világ minden szegletéből talál szabadúszókat, akik alig várják, hogy együtt dolgozhassanak Önnel, túllépve a hagyományos vállalkozások korlátain.

A kezdéshez hirdessen meg egy projektet most, vagy válasszon a legjobb szabadúszók közül.

Regisztráljon, és keressen pénzt
Regisztráljon, és keressen pénzt! Ön is a Backend Developer? Akár pénzt is kereshetne ezekkel a lehetőségekkel!

Munkák keresése a Freelanceren

Projekt/Verseny Leírás Árajánlat/Pályamű Készségek Kezdete Vége Ára (EUR)
Nutch crawling Want to extract files from ajax loading page using nutch 0 Backend Development Feb 24, 2018 Ma6n 21ó -
Corpus Website Trying to build an appfor buying and selling of books online. Users can either upload a book or search/buy. Works primarily on location. App will sort results based on distance and matching. Will also contact books stores and upload their books. Wireframes are ready. Need front end and back end developers for the app. 19 PHP, Java, Mobile App Development, Backend Development Feb 24, 2018 Ma6n 17ó €790
eCommerce Web developer needed. Hello. I need an eCommerce website. I already have my PSD files. Looking for a professional and serious developer. 40 eCommerce, PSD-ből HTML, Web Development, Backend Development, Frontend Development Feb 23, 2018 Feb 23, 20185n 22ó €137
Iphone Grocery app and backend web admin. I need an Grocery iPhone app with dedicated web admin backend. Preparation time 30-40 day Please attach your portfolio.(Dribble,Behance,AppStore link) 100 Mobile App Development, iPhone, Swift, Backend Development, Frontend Development Feb 23, 2018 Feb 23, 20185n 19ó €1195
Building a iOS & Android ( Hybrid ) App Development ( Finance App ) We are looking for people with skills in ios/android app development, preferably hybrid app development along with backend application (serverless implementation). This project is for a pool funding finance app. URGENT REQUIREMENT !!! 17 Mobile App Development, Android, iOS Development, Backend Development Feb 23, 2018 Feb 23, 20185n 19ó €2685
Answer questions on Rest API with documentation I have a small questionnaire with 3 questions on REST API use. Anyone with a decent knowledge of creating REST API should be able to answer in less than 30 minutes. Questions are: Imagine you are creating a REST API for a trading card management system. A player has an ID, team, jersey number, name, hometown. Teams can have meta information and players. Provide an example request and respo... 4 node.js, Express JS, RESTful, API, Backend Development Feb 23, 2018 Feb 23, 20185n 18ó €39
Ruby Developer wanted Hi, we need a professional for Ruby on Rails. Focus needs to be placed on Backend DEvelipment. Ongoing Project. Bid is just a placeholder. Looking forward reieving bids and seeing skills !! 23 Ruby on Rails, Ruby, Backend Development Feb 22, 2018 Feb 22, 20184n 22ó €590
crypto exchange. copy of binance or very close. Do not bid If you can't sell the code crypto exchange. copy of binance or very close. Do not bid If you can't sell the code I'm seeking for a someone who already has the codes. No UN-experienced people. 23 Javascript, DotNetNuke, HTML, React.js, Backend Development Feb 21, 2018 Feb 21, 20184n 8ó €6127
Particle, Crypto Portfolio Toolkit College student wanting to create a crypto asset monitoring application, essentially a web crypto portfolio toolkit. "Built to help you track your assets from your biggest gains to your earliest investments. 21 Webdesign, Angular.js, Web Development, Backend Development, Frontend Development Feb 21, 2018 Feb 21, 20184n 1ó €2230
Back-end Developer for Music Tech Startup Lean, cutting-edge startup team based in Minneapolis/NYC is looking for a strong/kick-ass backend developer to take vital, early role in developing a new software service for the music world. This individual will likely have their hands on the full stack but with a very specific concentration on our backend services, deployment and scaling. 20 Python, SQL, Object Oriented Programming (OOP), Backend Development, Flask Feb 20, 2018 Feb 20, 20183n 5ó €26
Tensorflow Deep Network Service Hi, I am Fabio. I am Italian, but now I live in Madrid. I am a fronted developer, and an appassionate of machine learning. I successfully trained a deep network using tensorflow in python. The net is able to modify the content of a square 512x512 px image. Now I would like to deploy the net in a server and create a basic service. Something like this: [url eltávolítva, lé... 21 Python, Amazon Web Services, Backend Development Feb 20, 2018 Feb 20, 20182n 19ó €475
build me a android mobile application i have a android app code i want to re design it with some new feature app with backend site so we need a backend developer nd android app developer 38 PHP, Java, Mobile App Development, Android, Backend Development Feb 20, 2018 Feb 20, 20182n 15ó €156
Developer is needed for an ongoing Angular, NodeJs project. I’m looking to hire a developer to work on an ongoing project. You can see some screenshots here [url eltávolítva, lépjen be a megtekintéshez] Technologies: NodeJs, PosgreSQL, AngularJS, LoopBack, AWS Lambda plus usual libraries. Must have good knowledge of AWS APIs and VSTS. If you need more info please ask for details and documents. Please provide... 45 node.js, Angular.js, Full Stack Development, Backend Development, SVG Feb 19, 2018 Feb 19, 20182n 5ó €15
backend development for social media platform Main Functions - * Feed section will show you the posts of users for whom you are following and your posts. * Stream section it shows the posts of all users. Global stream posts. * Popular section it shows 50 posts sorted by popularity. We can say this: Top 50. * Friends section will show you the users for whom you are following. * Profile section: this is your personal profile, where yo... 14 Python, Mobile App Development, Ruby on Rails, node.js, Backend Development Feb 19, 2018 Feb 19, 20181n 23ó €801
Office Manager Chronicled is the industry’s leading supply chain firm. We are looking to exceed them. We are searching for someone who can manage all the official works. We will be inclined towards those having experience on the Chronicled platform. Please visit [url eltávolítva, lépjen be a megtekintéshez] to better understand their business model before registering for this po... 4 Business Catalyst, Analitika, Backend Development Feb 19, 2018 Feb 19, 20181n 22ó €146
Javascript/Typescript Algorithm Cryptocurrency trading algorithm for newly released gdax toolkit. Finance/currency related experience preferred. 19 Javascript, Szoftverarchitektúra, Pénzpiacok, Typescript, Backend Development Feb 18, 2018 Feb 18, 20181n 7ó €913
Ruby on Rails Front end developer Role - Developer with pref. Ruby on Rails and Ember Experience is a MUST (min. 3 years) 1. Needs to have experience in PHP MySQL Experience (for assessment, sicknote, prescription tools) 2. 3-5 years of Ruby on Rails for Back-end Experience (B2C) 3. 3-5 years of NodeJS and EmberJS for Front-end Experience (B2C) 4. 3-5 years of Java experience for Back-end Experience (B2B) 5. 3-5 yea... 13 Ruby on Rails, Nginx, Backend Development, Frontend Development, Java ME Feb 15, 2018 Feb 15, 2018Véget ért €10
Crypto Exchange Build and deploy new crypto exchange for multi coin trading. 9 Backend Development, Frontend Development Feb 15, 2018 Feb 15, 2018Véget ért €4108
Build me a iPhone app Location based interactions app Project Summary: In our app, users can add each other as friends and track their location in real-time. They will also get notifications based on their location changes. Details - 3-4 screens for app introduction as sliders - Multiple step signup page (Phone number entry, number verification via sms, name/avatar) - Location permissions and tracking/persisti... 34 Mobile App Development, iPhone, Swift, Backend Development Feb 14, 2018 Feb 14, 2018Véget ért €3890
AI based virtual talking application the application should run on Android platform. app have to talk with persons. face recognition. it have to handle all tasks. every task will update from our server one dash board. 27 Java, Android, Robotika, VoiceXML, Backend Development Feb 14, 2018 Feb 14, 2018Véget ért €745
Link external social account on my webste Hello, my name is Louis ,im from France, im 26 , im working on a new project i have already done a few tasks on my website project . And now I look for an experimented backend developper I want to do 2 task on my ongoing website task1 : i want that the user that is logged will be able to link their media video account ( youtube especially ) task2 : i would like to create profil page... 19 Javascript, Webdesign, Ruby on Rails, Backend Development Feb 12, 2018 Feb 12, 2018Véget ért €158
Build A Website this website should be a one stop platform that connects designers, artist, vendors, suppliers, builders, contractors, etc. on a single platform to fulfill the needs of a client/user in the most convenient, and hassle-free fashion. It should be easy for its client/user to experience real-time visualization of a design or a product, as all the design options will be delivered in 3-D Visualization,... 27 PHP, Webdesign, Grafikai tervezés, HTML, Backend Development Feb 12, 2018 Feb 12, 2018Véget ért €335
Twitter/Instagram Feeds Android App I need someone to build me android app that show Hashtags # feeds from instagram/twitter with a backend to select the feeds to appear in the app 25 Android, Backend Development Feb 11, 2018 Feb 11, 2018Véget ért €418
WPrental Customization I am running the WPrental theme and I am looking for someone who already know this theme and jnow it very well. 6 PHP, Webdesign, CSS, Backend Development, Frontend Development Feb 9, 2018 Feb 9, 2018Véget ért €60
Database and backend development consultation Our Startup requires consultancy in database and backend development. There is a list of technical questions that need to be answered. It shouldn't take more than an hour-couple of hours for an experienced developer to answer those. 46 PHP, MySQL, HTML, Adatbázis-fejlesztés, Backend Development Feb 9, 2018 Feb 9, 2018Véget ért €10
WebRTC Expert Hourly/Fixed Options Looking for someone with 3 years experience in WebRTC Backend/Web Development.. Should be able to easily setup Video, Audio Calling, Video Recording, Voice Messaging, etc.... 12 Python, node.js, XMPP, Web Development, Backend Development Feb 8, 2018 Feb 8, 2018Véget ért €10
PHP Admin Portal database functionalities (GET, Insert and update) PHP Admin Portal database functionalities (GET, Insert and update) - We have an admin portal it has all functionalities , everything was working fine but from past couple of days couple of functionalities like, fetching customer order details, discount option in admin portal, get information from different database tables and an update on order status. 13 PHP, MySQL, HTML, Backend Development Feb 8, 2018 Feb 8, 2018Véget ért €27
I Need a full Stack developer Building a social network for a targeted group Features -Post(images,videos,audio,links) -web scraping -apis -montization -payment gateway -messaging system -Localization, Multilingual -Profile page -like and following Create Sections -blogs -video(embeded links) 48 Webes adatgyűjtés, NoSQL Couch & Mongo, Angular.js, Backend Development, Frontend Development Feb 8, 2018 Feb 8, 2018Véget ért €3304
Angular JS, Firebase deveoper Business Application, SaaS project, CRM ERP 29 Szoftver fejlesztés, Adatbázis-fejlesztés, Programozás, Web Development, Backend Development Feb 8, 2018 Feb 8, 2018Véget ért €5037
Create a SAAS system for my script.. Hii, I want to create a basic SAAS System for my script so anybody can purchase a plan and there hosting account should be created automatically with a domain or sub-domain...which contains a preinstalled version of my script so customers can directly start using it.. 4 PHP, Szoftverarchitektúra, MySQL, HTML, Backend Development Feb 7, 2018 Feb 7, 2018Véget ért €120
Need a resume for full stack developer and explanation Need a resume for full stack developer and explanation 5 Java, Full Stack Development, Backend Development, Frontend Development Feb 7, 2018 Feb 7, 2018Véget ért €22
Looking for a profesional developer Admin panel & backend api 87 PHP, Webdesign, Grafikai tervezés, MySQL, Backend Development Feb 7, 2018 Feb 7, 2018Véget ért €1571
PHP Programmer/Backend Developer Winsby is a B2B marketing company. We are looking to hire a PHP programmer/backend developer who can help us update the website/database used by our caller center, and troubleshoot issues. 143 PHP, Webdesign, MySQL, HTML, Backend Development Feb 6, 2018 Feb 6, 2018Véget ért €43
MVP DIme - Marketing Facebok Messenger -- 2 Dime is a tool that allows you to send Newsletters through Facebook Messenger. We come to revolutionize and innovate the way companies communicate. Please see the attachment. 13 PHP, Felhőrendszerek, Full Stack Development, Backend Development, Frontend Development Feb 6, 2018 Feb 6, 2018Véget ért €1136
App backend Migration I need an existing app to be migrated/moved from amazon to a different host. NO APP DEVELOPMENT IS REQUIRED. This is a test environment so the data is limited and not a big risk Work required. 1. Move/Migrate the backend from amazon EC2 and the database from amazon DB2 to a different host. LINUX based VPS. Consultant will have access to SSH and Webmin control panel (You must be familiar with ... 5 PHP, Linux, Mobile App Development, iPhone, Backend Development Feb 1, 2018 Feb 1, 2018Véget ért €27
Real estate mobile app I need an iPhone/iPad app. I would like it designed and built its real estate mobile app i need it with content management system with full features 150 Mobile App Development, iPhone, Android, iPad, Backend Development Feb 1, 2018 Feb 1, 2018Véget ért €2007
Android App We are developing personal safety app and we need a programmer to build our minimal viable product for Android. Have you ever felt unsafe when walking alone at night, or jogging on a running trail? Have you ever felt unsafe being harassed, followed or aggressed physically or verbally in the street? Have you ever worried about how you actually would get help in case of an emergency? Our app is d... 19 Mobile App Development, Android, Alkalmazásfejlesztő, Backend Development Feb 1, 2018 Feb 1, 2018Véget ért €1403
Get a Website with multiple features Who we are: We are a silicon valley startup into Mail Management & Shipping Solutions For Small Businesses & Individuals. Our customers get a USA address at our store and manage their mails and packages (received at our store) online from anywhere.anytime. Pl review [url eltávolítva, lépjen be a megtekintéshez] for scope of biz. Looking for: a working profess... 6 Backend Development, Frontend Development Jan 31, 2018 Jan 31, 2018Véget ért €421
Create a website based on Create a website based on [url eltávolítva, lépjen be a megtekintéshez] fully functional including all features. 39 HTML, Ruby, Backend Development, Frontend Development Jan 31, 2018 Jan 31, 2018Véget ért €358
Website like wyzant We're looking to develop a site like a tutoring website with the same functionality of wyzant.com. It will need to be built with Python/Django. Need full front and back end functioning with all features. 37 Python, Django, Web Development, Backend Development Jan 31, 2018 Jan 31, 2018Véget ért €1209
Mobile App Development, Adatbázisfelügyelet, Web Development, Backend Development, Frontend Development Jan 31, 2018 Jan 31, 2018Véget ért
Full-stack Developer (startup) Greentings, We'd like to hire full-stack developer for a startup; the developer should be self-motivated, intelligent and experienced. The developer should be taking responsibility of developing/maintaining the following: 1. Cloud infrastructure (servers, databases, etc.) 2. Optimizing current resources. 3. Developing new RESTful web services. We're expecting the developer... 43 PHP, Codeigniter, PostgreSQL, Full Stack Development, Backend Development Jan 30, 2018 Jan 30, 2018Véget ért €8
A SIMPLE WEBSITE It's a band website............. 8 Backend Development, Frontend Development Jan 30, 2018 Jan 30, 2018Véget ért €314
Learning Portale Wanted a learning portale which includes the following:- [url eltávolítva, lépjen be a megtekintéshez] display, [url eltávolítva, lépjen be a megtekintéshez], [url eltávolítva, lépjen be a megtekintéshez] Interaction, [url eltávolítva, lépjen be a megtekintéshez], [url eltávo... 16 Szoftver fejlesztés, Payment Gateway Integration, Backend Development, Frontend Development Jan 29, 2018 Jan 29, 2018Véget ért €1531
Fix bugs on website almost done www.mazadat.ma The development of the platform is completed, and we are currently in the testing phase. During this phase we have identified some problems that are listed in this document attached.. 15 Python, Angular.js, Backend Development, Frontend Development Jan 27, 2018 Jan 27, 2018Véget ért €356
Inventory Management Platform (QR Code) Track & manage inventory using QR code system Mobile App - QR Code scanner - User profile (email + facebook) - Remote notification - Call + SMS from app - Geolocation (report location to backend) - Support multiple languages - Support multiple databases in different countries - Integrate wearable devices (SDK would be provided) Admin Portal - Dashboard - Manage users, roles, et... 71 Webdesign, Mobile App Development, Backend Development Jan 26, 2018 Jan 26, 2018Véget ért €14486
Fleet Management + Uber Platform Fleet Management Functionality - Support multiple transport providers - Dashboard capability for each transport provider (only see their own fleet) - Calendar scheduling capability for each vehicle in their own fleet - Different companies can manage their own fleet on the platform (with different type of vehicles) - Location, scheduling, pushing assignments, etc - History of vehicle, jobs, e... 66 Mobile App Development, Web Development, Backend Development Jan 26, 2018 Jan 26, 2018Véget ért €33006
Development of a website We represent a hotel company that is developing a new start-up and for this, it requires a website. The project consists of the development of a website formed by two parts: a site for the company's information, its brand, its services, etc; another site for each of the 5 allied companies. This second site would have the same structure only with information concerning the services and spec... 53 Javascript, Webdesign, HTML, Backend Development Jan 26, 2018 Jan 26, 2018Véget ért €407
Need backend nodejs developer with edi protocols experience Hi guys i am owner of some saas platform and we have a specific need about comunication between part of our system via EDI with standarized protocols. We need to build some standarded comunication endpoints for our saas application / recieve and send standarized messages to another systems (with EDI concept) Need somone who will just build methods for our backend to transform jsonModel 2 EDI... 11 Javascript, node.js, Express JS, Scripting, Backend Development Jan 26, 2018 Jan 26, 2018Véget ért €491
Chatbot Developer Hi, I am looking for a developer who has previous experience working with Chatbots. If you are familiar with FlowXo or Dialogflow then you have a high chance of being accepted for the job but you will need to provide examples of chabots you have built using FlowXo/Dialogflow. The chatbot I need help with is already live, it's a facebook chatbot and it is being used to book phone interviews... 5 Backend Development Jan 26, 2018 Jan 26, 2018Véget ért €295
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