IBM Connections allows to retrieve a feed that contains a specific user's profile.

But in a particular customer, It has custom fields added to a profile, these fields are configured using Profile Extension.

In documentation Retrieving profile extension data, you can retrive on extension each time.

Below shows how to retrieve multiple extensions:

/profiles/atom/profileExtension.do?key=<PROF_KEY>&extensionId={<extension1>,<extension2>,<extension3>,..}

Example

curl -X GET -k https://<CONNECTIONS_SERVER/profiles/atom/profileExtension.do?key=<PROF_KEY>&extensionId={nickName,techExperience,workAniversary}
...
joe
...
ITIL, COBIT, ...
...
Sep/10/98

IBM Connections: Retrieving multiple extension fields from Profiles

Example

See alson