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.
20 freelancer đang chào giá trung bình $1228 cho công việc này
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
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...
Hello Sir, We have checked your project detail as per your requirement we have some query in it. So please initiate chat so we can discuss on it to provide you exact estimate and time. Thanks..
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