Someone gave someone else a backhanded compliment by saying they were surprisingly good at their job.
Кто-то сделал двусмысленный комплимент другому, сказав, что он неожиданно хорошо справляется со своей работой.
Definitions
A backhanded compliment is a remark that appears to be a compliment but also contains an insult or negative implication, often making the recipient feel belittled or criticized despite the seemingly positive nature of the statement.