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    Hi. everyone. I want to find bitcoinJ core developer. Because I have own cryptocurrency what cloned from litecoin. 2 years ago, It was published and at that time coin core is built based on bitcoin-core and android version is based on bitcoinj. And last month, our core developer upgrade the coin-core from 0.8 to 0.13. But We can't upgrade the coinj

    €37 / hr (Avg Bid)
    €37 / hr Ortalama Teklif
    10 teklifler

    Hi. everyone. I want to find bitcoinJ core developer. Because I have own cryptocurrency what cloned from litecoin. 2 years ago, It was published and at that time coin core is built based on bitcoin-core and android version is based on bitcoinj. And last month, our core developer upgrade the coin-core from 0.8 to 0.13. But We can't upgrade the coinj

    €18 / hr (Avg Bid)
    €18 / hr Ortalama Teklif
    8 teklifler

    Hi. everyone. I want to find bitcoinJ core developer. Because I have own cryptocurrency what cloned from litecoin. 2 years ago, It was published and at that time coin core is built based on bitcoin-core and android version is based on bitcoinj. And last month, our core developer upgrade the coin-core from 0.8 to 0.13. But We can't upgrade the coinj

    €17 / hr (Avg Bid)
    €17 / hr Ortalama Teklif
    13 teklifler

    ...problem, not developing an entire app. Please read the spec below carefully.** I'm working on a project that will mainly run in mobile browsers. I want to detect whether a user leaves the web page (i.e. go back to home screen, switch to other apps or switch to another browser tab). The problem is that I cannot find a way to distinguish whether the user

    €755 (Avg Bid)
    €755 Ortalama Teklif
    13 teklifler

    ...market. Almost 1000 tournaments are running on annual basis. We have an html-based app but now it is time to step up for a native app. Attached you find the requirement specification and a technical appendix. This is a large project and demands a very skilled app-developer that needs to interact frequently with us since mostly all information will be

    €17 / hr (Avg Bid)
    €17 / hr Ortalama Teklif
    119 teklifler

    We are looking for a website and app developer to help us build what we call the “Treasure Vault”. The Treasure Vault is an online platform (website + smartphone app) which aims to help our creators share and find curated content. It is kind of the crosspoint between a blog, pinterest, and wikipedia. FREELANCER REQUIREMENTS : - Be able to develop

    €1227 (Avg Bid)
    €1227 Ortalama Teklif
    37 teklifler

    I am looking for a developer who can make a standalone app or web app that compares data from google earth. The program needs to work as following: 1:. User fills in : Country --> Province / Region --> Municipality --> City / Village 2:. User mark on the map a several pixels next to eachother with maximum zoom (see screenshot). 3:. The program will

    €35 (Avg Bid)
    €35 Ortalama Teklif
    4 teklifler

    We need someone with proficient AngularJS skills to continue a project built using Electron and Angular CLI. The original developer was unable to continue because of personal matters. The goal is to build a bible desktop application for Windows, Mac and Linux (hence Electron was used). It needs to have a modern look; should be very customizable; and

    €427 (Avg Bid)
    €427 Ortalama Teklif
    11 teklifler

    I would like to find a trusted professional android mobile developer to use Java for the following: Requirements client app - signup with mobile number activation code and registration - set their location using google api - book jobs posted by admin and sent to local company - manage bookings and see status updates from company - see live tracking

    €632 (Avg Bid)
    €632 Ortalama Teklif
    54 teklifler

    ...of the app after your bid. It's a simple app so my budget is less than $140. I have a multimedia iPhone app with 5-6 screens. The UI/UX is almost complete but the App Icon and visual eye-candy is lacking. The app displays a lot of products that have colorful cover photos. I prefer the work to be done in Sketch instead of Photoshop. I find the des...

    €116 (Avg Bid)
    €116 Ortalama Teklif
    40 teklifler

    I need a developer to remove Admob SDK from App and integrate another SDK for ad serving. I am expecting this to be completed 2-4 hours after award. Award is fixed price. $20 App: [login to view URL] Ad Sizes to implement: 320x50(footer banner); 300x250(medium rectangle) and 320x480(interstitial)

    €30 (Avg Bid)
    €30 Ortalama Teklif
    8 teklifler

    I created a web-app, hosted on Hostgator. This has a small and very simple database, which generates a random sentence using various pre-filled database variables. I changed hosting packages with the same provider (so its on a different server with them), as well as my Domain DNS. My domain is now correctly pointing to and loading my webapp, however

    €71 (Avg Bid)
    €71 Ortalama Teklif
    5 teklifler

    I would like to have a I need marketplace website and Androd plus IOS app similer to Airtasker or TaskRabbit. A brief details: User modules- 1. Customer 2. Service Provider 3. Admin FEATURE- Customer End- - Login/register - Search for a service provider (based on their local location) - Check the complete profile of the service and their available

    €3860 (Avg Bid)
    €3860 Ortalama Teklif
    102 teklifler

    I need an iPhone app. I would like it designed and built. I need the app to control the following: - control one or more apps to give user no ability to select/open or use. - timer inbuilt for activation or deactivation - payment ability for activation The app must be straight forward, easy to use and look great. I need a team preferrable, graphic

    €806 (Avg Bid)
    €806 Ortalama Teklif
    58 teklifler

    Hi, Looking for a developer who has experience in going gps type based games, perhaps like a scavenger hunt type game where contestants are tasked to complete dares at certain locations that the app will direct them to and also may be able to find objects that can be AR type.

    €1663 (Avg Bid)
    €1663 Ortalama Teklif
    57 teklifler

    I have a weather app for Golfers called [login to view URL] for Android and IOS and we need to update the code. We do not need any app changes or extra features at this stage, just to refresh the code which was done in Phone GAP very early version and would like to port it to IONIC. A few simple features have stopped working and Android just dropped it

    €454 (Avg Bid)
    €454 Ortalama Teklif
    50 teklifler

    ...& mobile app services platform, multi-language (English, Arabic and Kurdish language) with good search engines in the following categories: Real estate Healthcare Classifieds /E-bazar Automobile-Cars Travel & tourism Company Directory Engineering & Building Material Services & Consulting I need a web designer/PHP my SQL developer, I am going

    €435 (Avg Bid)
    €435 Ortalama Teklif
    1 teklifler

    I have an android app and an accompanying PHP backend which uses Laravel. It is a photo/video/gif sharing app. I would like to get it modified to include more features. The developer must know 1. Native android development with Java 2. experience with Laravel framework You will find more information in the attached files.

    €213 (Avg Bid)
    €213 Ortalama Teklif
    31 teklifler

    ...for a PHP & Mobile Developer, To Build a back-end for a Mobile Application and integrate it with Admin Dashboard The main job is to take the old backend and dashboard system and revamp it into a new one with the following tasks : - Create New Web Services (For Mobile Integration) - Integrate the new service with existing Mobile app - Create New Admin

    €543 (Avg Bid)
    €543 Ortalama Teklif
    87 teklifler

    I'm a well established british entrepreneur, with businesses in the US and Africa. Looking to find a developer or two in Lisbon, to build a new health app on both IOS and Android. There is a simple demo version already existing.

    €14080 (Avg Bid)
    €14080 Ortalama Teklif
    71 teklifler