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Hello everyone.

We are looking for a developer (person or company) with experience in using and exploiting WhatsApp for mass messaging (not marketing is for our clients) through API or Web service.

Our requirement that we need to develop is:

1) API or interface with WhatsApp that allows JSON communication.

2) The API should have the possibility to send bulk messages to our pre-registered clients; Text, documents, images etc.

3) The API must have the ability to receive a message, customer questions to a number or several numbers. (Accounts)

4) Messages sent and received should be saved in a central database (central msg hub)

5) Stored messages will be extracted through reports

The model of the database will be provided, but will be very dear to this:

Http://[url removed, login to view]

The payment will be as follows:

A) 25% to show demo and set the work plan or timeline.

B) 25% when deploying and confirming that everything is working correctly

C) 50% at the end of the entire implementation.

API and APP Development experience is key.

Please contact us if you have some questions.

API Development Whatsapp interface

Kỹ năng: Freelancer API, JSON, Kiến trúc phần mềm, Phát triển phần mềm

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Về Bên Thuê:
( 1 nhận xét ) Coyoacan, Mexico

Mã Dự Án: #11815446

20 freelancer đang chào giá trung bình $1228 cho công việc này

leadconcept

Please ignore the bid, as I have asked few questions. ------- Dear Sir, I have read initial high level details & wondering, if you can please answer below questions? ------- - Do you want to configure API from Thêm

$1250 USD trong 20 ngày
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8.2
keshavkalra90

i have seen your database model as well as your mass message requirements i have knowledge of whatsapp api I can build your app please open chat window for more details thanks keshav kalra

$1989 USD trong 20 ngày
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6.5
fullymagento

Hello sir, Your project has been preferred by freelancer staff. I have reviewed your requirement and after understanding it well excited to work with you on your awesome concept. We are one of the best product devel Thêm

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Hello, my name is Olya. I represent Ukrainian IT Company «Webbook». We provide website design and web and app development services for organizations, public and government institutions, company or private web-pages. Thêm

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kozaktr

Hello there ! i finished 2 times project like this (100% same ) . Working in Argentina and Dubai for costumer support delivery services . Supporting Zendesk Platform and SQL database and Json format I can add th Thêm

$750 USD trong 0 ngày
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5.8
prashushinde9

Hello, We have accomplished 90% of the project which is similar of your requirement. All we need 10% customization as per your requirement set and specifications. I want to discuss in personal chat in order to explore Thêm

$1159 USD trong 20 ngày
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nextolive

Dear hiring Manager I am an Expert level programmer in .net having 8+ Years experience in develop complex applications have worked on various framework like C#.net ,Asp.net ,Entity framework, MVC, DNN, DevExp Thêm

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king18yat

In the bid amount , I can provide the website version , android application , ios application . I am available on all days and can start at the earliest. You can release the payment in the end or as per your milestones Thêm

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khp31

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BeautiCG

Hi,dear. Thank you for your interest. I have just checked your project report,I am able to perform this task with my developer team.I look forward to your proposal...

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p4provider

Hello, We have a strong experience in developing & designing websites and developed lot of projects in this regard. We use core coding/designing standards & techniques in whole development process and provide 100% q Thêm

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shahiddar

Hello My name is shahid from Kashmir Over the last 7 years, I have worked for several clients. Joined Freelancer with over 7 years rich experience in the field.I have successfully completed more than 1000 projects in Thêm

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phonedroidapps

Greetings, WE WILL DO THIS WORK AS PER YOUR REQUIREMENT AND EXPECTATIONS. With the experience of over 1600+ web development projects including ANDROID , iOS , WEBSITES , WEB APPLICATIONS AND SOFTWARES we are the fa Thêm

$1159 USD trong 20 ngày
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lucascp2prof

Hello. I am a newbie here. So, I accept work for you with the lowest price, but I appreciate a nice review. I have experience working with web applications, including APIs. Just send me the full specifications and I do Thêm

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siva1216

I understand that you are looking for a mobile app development. I can provide a cost effective Standard Cross Platform Mobile Phone App development that can be used on multiple platforms. Let us have a discussion on ch Thêm

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rapidsoft4

Dear Prospect Hiring Manager. Thank you for giving me a chance to bid on your project. i am a serious bidder here and i have already worked on a similar project before and can deliver as u have mentioned I have c Thêm

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ranvli

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CodesignVE

WARNING: Our bid is based on the average prices. Contact us to negotiate the price you want! We are a company from Caracas-Venezuela specialized in different areas. Our team is made by designers, developers, animat Thêm

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hirebuz

A proposal has not yet been provided

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Hello, how are you? Please message us to discuss your project. Recent Custom Made Websites: [url removed, login to view] [url removed, login to view] [url removed, login to view] [url removed, login to view]

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