Summary

In Jira Align, It is possible to add or remove a Team Member from a specific team via the /api/2/Users/ID end-point

Environment

Jira Align - Rest API

Solution

Add a Team Member: (/rest/align/api/2/Users/ID)

PATCH /baseUrl/align/api/2/Users/661886

 [   
      {
        "op": "add",
        "path": "/teams/0",
        "value":{
            "teamId": 6276,
            "teamName": "CM Dev Team",
            "teamType": 1,
            "roleId": 1,
            "roleName": "ScrumMaster"
        }  
]

Remove a Team member: (/rest/align/api/2/Users/ID)

PATCH /baseUrl/align/api/2/Users/661886

[
    {
        "op": "remove",
        "path": "/teams/0",
        "value":{
            "teamId": 6276
        }
    }
] 

Related Links

Jira Align API roleId Value Details for Team Roles