I have 8 + years of extensive experience in Docusign APIs using C#.

Clients :

• Silvermine Group, USA 
• Crane Worldwide, USA
• Vision Source, USA
• Bluestream Corp, USA and others
• 
  

 Created Sandbox and Production environment, Certification for production migrations. 

Implemented following features

1. Embed Signings:
2. Direct Mode: 
3. Inside their CRM application user directly can sign
4. Indirect modes : Sends Email to user's email address,
5. Power forms,
6. Docusign connect : Web hook for scheduling/retrieving and downloading signed documents ,
7. Scheduling,
8. Branding,
9. Reporting,
10. Templates creation ,
11. Production certification
12. Migration from sandbox to production.
13. Bulk Sending
14. Preview
15. It caters more than 20K client across America now.

I am also featured in Docusign Developer Spotlight for Sept 2019

https://www.docusign.com/blog/dsdev-developer-spotlight-shyamsundar-singh-tomar-publicis-sapient