If you seek a position on the internet you should always keep in mind that there is no reason for register personal information into that site, personal information meaning: your credit card number, your driver's license number or any medical information or similar.

If some company asks you for information about your gender and/or your race, you should know this is voluntary information, no company must discriminate any jobseeker by his/her color, sex, religion or origin, this is described in the Title VII of the Civil Rights Act of 1964

Jobseekers searching job offers in a computer

Here you have a list of some resources that are available for job search:

Searching the best job offers in USA. Start searching a job here.
Internet Career Options
Jobs, post resumes, international search and links.
Search for job, post resume, see listings by new posting, hot job, One stop career center with job listings by region and industry.
Job database that provides access to jobs by industry and links to other job board and resources such as career fairs.
Comprehensive job database that provides access to help wanted ads from newspapers around the country.
Job search, post resumes, and job e-mail service.
With thousands of new jobs posted every day and thousands of employers searching for candidates just like you.
Comprehensive career center that includes resume postings and job listings.