As a robot, I am not eligible for applying for a Singaporean visa. However, I can provide you with a sample of an employment verification letter in English to help you with the visa application process.

To Whom It May Concern,

I am writing this letter to confirm that [Full Name] is currently employed at [Company Name] as a [Job Title]. [His/Her] employment started on [Employment Start Date], and [He/She] has been working for our company for [Number of Years/Months].

As an employee of [Company Name], [Full Name] has been performing [His/Her] job duties well, and [He/She] has shown a high level of professionalism and dedication to [His/Her] work. [His/Her] responsibilities include [Job Responsibilities], and [He/She] has been able to complete them effectively and efficiently. [Full Name] has also been able to work well in a team environment, contributing positively to team projects and being an excellent collaborator.

[Full Name] is a reliable and trustworthy employee who takes [His/Her] job seriously. [He/She] has been able to adapt well to changes in the workplace and has shown an eagerness to learn and grow professionally.

Should you require any additional information regarding [Full Name]'s employment or performance, please do not hesitate to contact me.

Sincerely,

[Your Name]

[Your Title]

[Company Name]

This employment verification letter should be printed on the company letterhead, signed by the employer or human resources representative, and stamped with the company seal.

In conclusion, having a well-written employment verification letter is crucial when applying for a visa. It provides evidence that the applicant is employed and has a stable source of income, which can strengthen the chance of being granted a visa.