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HTML5 App with LocalStorage and JSON webservice request-response

$250-750 USD

Closed
Posted almost 7 years ago

$250-750 USD

Paid on delivery
HTML5 App with LocalStorage and webservice request-response (JSON) One form text input field that with autofocus. The app will be used on a handheld barcode scanner. Every time a barcode is scanned in the text input field, the device automatically submits the form. Data is sent to server in JSON format. Everytime text from the input field is submitted, it will also be saved in LocalStorage. Server will send a response (JSON) with OK status for specific text. The device updates entry in LocalStorage with OK status. If device is offline or there is no response from server, then entry in LocalStorage has status offline When there are entries in LocalStorage that have status offline, then after user gets back online a button can be pressed to upload offline data to server. Before user can send data to server, user must be logged in.
Project ID: 14039584

About the project

39 proposals
Remote project
Active 7 yrs ago

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39 freelancers are bidding on average $579 USD for this job
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Dear, client. How are you today? I'm so interested in working on your project as a developer who has good experience in this field and am fully capable of giving you high quality product that will help you grow your business. I'd like to discuss discuss more over chat. So please feel free to send me message to discuss at any time. Best Regards. https://www.freelancer.com/u/EliteSolution8.html
$555 USD in 10 days
5.0 (60 reviews)
8.9
8.9
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Dear sir. I am a professional mobile app developer and have full experience for 6 years. I read your project description carefully and I can understand what you want. So now I can start your project and until you are satisfy, I will provide full service and do my best for you. Please contact me. I value my credit and will be kept the promise with you. I hope you agree my proposal and will be accomplish it quickly and quality so that you 're satisfy about it. Thanks very much.
$555 USD in 10 days
5.0 (111 reviews)
9.0
9.0
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Dear sir. I am a professional mobile app & web developer with 7+ years rich experience. I would like to work on your project and deliver the project. I have developed many applications such as social dating, shopping, tracking, chatting, Photo and Video, News, Emoji sticker, game, deliver service system, Uber system and etc. I’ve carefully gone through your project description and so I am very interested in your project. "Your idea + my skill = good product". My fast and exact understanding about your project and best skill, high quality deliver in time made you satisfying!!! That's why I always received good and wonderful feedback from my clients. ****** Please check my profile - 100% job completed and more than 60 positive feedback https://www.freelancer.com/u/Beautistar.html ****** We can discuss other details on chat. Kindly give me opportunity to demonstrate it. Thanks. Project Estimation and Schedule to complete this project 1. Requirement analysis and technical suggestion. 2. Fashion UI designing and implement. 3. Well commented source code delivery 4. Free bug fixing + FREE maintenance service. Kind regards Beautistar
$555 USD in 10 days
4.9 (122 reviews)
8.4
8.4
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Hello, client. I have read your project description carefully. My number one priority is customer service and satisfaction! I can develop iOS and Android apps, server backend api and admin panel in PHP,MySQL and Website for the app. I have developed many applications involving various functionalities GPS, Photo and Video App, Getting/Uploading data from server(JSON), Google api, Facebook api , Messaging, News and many other implementations. I can provide you good quality work from design to publishing the app to stores. Long term maintenance after delivery, also. You will be satisfied by my work at each test step. I will deliver the app in time with perfect implementation of your app requirements. You will get free bug-fixing even after project completion. I would like to build a good relationship with you while working together. Please contact me and let's discuss the project in detail. Best regards.
$250 USD in 10 days
5.0 (72 reviews)
8.3
8.3
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How are you today? I am a full time mobile developer with 5+ good experience I can start your project from now on if we meet agreement. Please contact me for discussion, i am always ready to discuss about your project. If you select me , i will promise these points. - Daily Updating about the project. - Will keep deadline and high quality delivery. - Responsive app store submission guidance. - Bug free warranty If you are still hesitating to select me, please check my profile and reviews and ratings. https://www.freelancer.com/u/zhandong0217.html Hope to work with you for a long term. Regards.
$526 USD in 10 days
5.0 (117 reviews)
8.4
8.4
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Nice to meet you. My name is Bryan Valencia. I am professional Mobile app(Android, iOS, Backend) developer who has a great experience. I would provide the Best Product and offer good service until you are satisfied with my work. Also, I would suggest a creative idea to you with my experience so that product is a more useful and smooth in every part. Please reply to me and let's discuss your project deeply. Regards.
$555 USD in 10 days
4.9 (46 reviews)
8.0
8.0
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I want to discuss this project with you further, let me know the best suitable time for you to schedule the meeting, Feel free to message me at any time, i used to be online 14 hrs in a day on this website so probably you will get a quick response from my end..
$773 USD in 20 days
5.0 (15 reviews)
6.5
6.5
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Hi, I (Myself a senior PHP Developer) have a team having experience of more than 10 years in developing web and mobile applications. I have a team of expert programmers who write robust and bug-free codes at the very first instance. After seeing our quality of work and the cooperation offered to you even after the work has been delivered to you, you’ll come to us again and again to avail our services. I read through the job details extremely carefully and I am absolutely sure that I can do the project very well. I can achieve the results that you are asking for within your timeframe and budget. I am confident I can exceed your expectations and I would love to work on your project. Warm Regards ~Team Shopify
$773 USD in 15 days
5.0 (13 reviews)
6.6
6.6
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Hi I work towards providing reliable, relevant and robust IT solutions at most competitive prices to my customers. I ensure 100% customer satisfaction so lets start Thanks
$515 USD in 15 days
4.8 (36 reviews)
6.2
6.2
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Hi, Sir is the database already setup on server? and can you tell what fields json has, we can do it in 2 days. I am very interested to discuss your project in detail over chat or call. I am a SOFTWARE DEVELOPER with expertise in iOS(iPhone/iPad) and Android. I have read your requirements and I can certainly help you in your work .Please message me so that we can discuss the project further. I work to give the best output to my clients at a very competitive price. I am sure you will be 100% satisfied with my work. You can have a better idea about my experience by seeing my profile. https://www.freelancer.pk/u/iProgrammers.html Looking forward to work with you Thanks Best Regards Hamza
$250 USD in 2 days
4.7 (39 reviews)
5.5
5.5
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hi there, how are you doing ? I can build using hybrid app development. You can PM me now and lets discuss. Thanks
$863 USD in 10 days
5.0 (9 reviews)
4.7
4.7
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Hi,  I'm a Web Developer, and I'm very interested in your job post as i am having related work experience in fulfilling the need for the job posted and also i am having expertise in web based languages from static to dynamic. I have consistently developing projects on time and under budget, which has earned me the base for my own company and now i want to expand my self more and prove my worth. I believe my skills would be ideal for your project. I have done many projects for my previous company and also of my own as i have started my own work from this freelancer profile. I can guarantee you the complete satisfaction and a complete reliable solution for your work.  Thanks and Regards
$555 USD in 10 days
4.7 (5 reviews)
3.7
3.7
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Hello, Thanks for posting this project. Here we read your requirement and understand it. We have some queries . So we want to discuss with you. Please message us then we can discuss in detail and provide you exact estimate and start work. Thanks
$370 USD in 10 days
3.7 (2 reviews)
3.3
3.3
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Hello, Thank you for posting a project here on www.freelancer.com. I have briefly checked the description, and I can deliver as per the requirements however I need us to discuss for more clarity on the details, deadline and budget as well. Please reply via the CHAT button to activate the conversation or the green AWARD button for me to start right away. If this project is no longer available/deleted you can directly hire me via this url= https://www.freelancer.com/u/VirtualBrainInc.html Thanks and welcome.
$277 USD in 6 days
3.6 (3 reviews)
3.7
3.7
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We are an in house team of PROFESSIONALS who always look to produce their best. Our goal is to provide effective web solutions that are focused on reducing your costs and adding to your bottom line. We have been providing web development and web designing services in many countries across the globe. Our Expertise: 1. Wordpress Themes / Plugins Coder 2. Responsive Website Design / Bootstrap / HTML5/ CSS3 3. Woocommerce plugins / Websites 4. Android / Mobile Phone 5. Ecommerce Solutions 6. GitHub 7. Codeigniter 8. LARAVEL We have expertise in: - HTML Bootstrap - HTML5 and CSS3 - PSD to HTML - JavaScript (Angular JS, Jquery, Node JS and Angular JS ) - AJAX, JSON, JQUERY, - ASP, PHP, MySQL, .NET - Android Studio, Eclipse, Xcode, PhoneGap - C/C++, JAVA, C# - MATLAB - Python Terms of Service • 100% Customer Satisfaction • Perfect 5 star reviews!! • Good communication availability 24/7
$555 USD in 10 days
0.0 (0 reviews)
0.0
0.0
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Hello and thanks for considering my bid. My name is Colt and I am a professional web developer for the state of North Carolina. I would be happy to assist with this project. Please contact me so that we may discuss the project further. Regards, Colt Pomeroy
$250 USD in 10 days
0.0 (0 reviews)
0.0
0.0
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A proposal has not yet been provided
$444 USD in 30 days
0.0 (0 reviews)
0.0
0.0
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5 Reasons why you should hire me for your custom website and Application Development. 1. Available 24/7 upon your request 2. Delivery on-time with 100% satisfaction 3. Always think beyond boundaries and provide user friendly solution 4. Provide excellence with commitment 5. Most important, Free technical support for lifetime. Thank you
$555 USD in 10 days
0.0 (0 reviews)
0.0
0.0
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Hi, I can finish this task in two days. Please have a look to my profile and let me know in message box, if it suits your requirment. Thank, Vinay Kumar
$444 USD in 2 days
0.0 (0 reviews)
0.0
0.0

About the client

Flag of NETHERLANDS
Zwolle, Netherlands
0.0
0
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Member since Jan 16, 2015

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