O melhor jeito de tratar isso e chamando para uma conversa e ir passando o feedback com mais regularidade, assim acaba com essa ansiedade e ainda deixa com uma regularidade as regras de trabalho do menbro da equipe.

People who crave validation often feel insecure or uncertain about their abilities. Starting with specific, genuine praise for what they’re doing well helps build their confidence and sets a positive tone for the conversation.When giving feedback, avoid vague or general statements like “You need to improve.” Instead, provide specific examples that clearly illustrate what’s working and what needs improvement. This makes your feedback more actionable.People who crave validation often need to feel acknowledged, so it's essential to validate their contributions even when you're offering criticism. This helps them internalize the feedback without feeling demotivated.

Proporciona retroalimentación constructiva de manera que sea clara, asertiva y optimistamente objetiva. - Se objetivo, pero optimista - Se claro y asertivo - Enfoca la retroalimentación en su crecimiento - Proporciona comentarios de forma coherente y equilibrada - Ofrece apoyo continuo

It is not new that some people or even a member of your team constantly craving for validation. It may be good but not constantly doing it. Put limitation. This is your life and the best person who can decide what is good or not good for you is yourself. Guide your team member to learn to walk on his own feet until he can gain enough confidence to stand and walk on his own. Acknowledge and praise his accomplishments. Then talk about his great potential to do more. It is okay to commit mistake. The important thing is you learned from your mistake and able to correct it and make improvement. It will take some time but it will be worth it.

Recognize the strengths of the individual to build trust and set a positive tone. Clearly explain any areas for improvement while ensuring your tone is inviting and supportive. Offer specific examples to illustrate your points, making it easier for them to understand what needs to change. Encourage an open dialogue where the team member feels comfortable sharing their thoughts and feelings. Follow up later to see how they are progressing and reassure them of your support.