Hi, Greetings from Appadurai of Yaali Bizappln.
We have hands-on experience in Sales Cloud lightning having Created CutomObjects , , , Fields , Implemented lookup and master-detail relationships with objects, Validationrules, Workflowrules, ApprovalProcess, Process builder, Visual Force , Apex Classes , Salesforce Integrations with other Services using APEX classes
Google Maps: Displaying Google map for a object by taking address value ,calculating longitude and latitude from address by integrating GOOGLE API with salesforce.
Whatsapp: Integrated Salesforce with Whatsapp using REST API to share any information or any images to any your clients.
Exotel : SalesForce to Exotel Telephony integration and Tookan Field Service Managemet Application
Integerated Salesforce to Salesforce By using REST-API (to store data whenever record is created in source side salesforce org )