如何英文翻译这封求职信

Dear Sir or Madam，

I am very interest in the post of your company， and I feel up to this post confidently. I sincerely hope to go forward hand in hand with your company.

Best Regards，
顺颂商祺是中国人的说法。外国人一般不祝人家生意兴隆而是说问候之类。。

Dear sirs,
I show great interest for this post in your company and I am sure that I am competent and eligible for it.I sincerely hope that I can join hands with you to work together!

Shangqi

Dear sir,

I'm very interested in this position. And I'm confident that I am a good candidate for this job.

I sincerely hope that I can join your company and I'll be a good addition.

Best regards,

Dear sirs,
I'm very interest in the position of your company,and confident to do it well.I sincerely hope I can join the company and make a progress.

Shangqi

I'm very interested in this position of your company,and i have the confidence to do it