I have 10+ years of experience in various Web, Desktop & Mobile technologies. I can provide you both official & unofficial Whatsapp APIs to integrate in any app. I recently completed similar projects. You can see Flere
We have 7+ years experience of mobile android/iOS app development with Java, Swift, React Native. We have done many of successful projects for small agencies and huge international corporations and ready to build Flere
I can provide the Android or C# solution.
I have a 20+ year of software development experience.
Willing to work as freelancer.
Some more discussion is required to understand the exact requirement.
Kindly message meFlere