Add our Developer Experience Engineer career opportunity to the README …

…sendgrid#721

README.md

@@ -179,6 +179,7 @@ Please see [our helper](https://github.com/sendgrid/sendgrid-python/tree/master/
 
 <a name="announcements"></a>
 # Announcements
+**NEW:** If you're a software engineer who is passionate about #DeveloperExperience and/or #OpenSource, [this is an incredible opportunity to join our #DX team](https://sendgrid.com/careers/role/1421152/?gh_jid=1421152) as a Developer Experience Engineer and work with [@thinkingserious](https://github.com/thinkingserious) and [@aroach](https://github.com/aroach)! Tell your friends :)
 
 Please see our announcement regarding [breaking changes](https://github.com/sendgrid/sendgrid-python/issues/217). Your support is appreciated!