salesforce velocity developer

I am looking for an experienced Salesforce Velocity developer to help me with my project. I need someone who can integrate with other systems, meaning this person should have extensive knowledge in this area. The timeline for this project is flexible; I'm willing to be flexible according to the circumstances. I am looking for someone with advanced experience in Salesforce Velocity development, so I'm looking for somebody who has a good knowledge of the field. Thank you for your time and I look forward to hearing from qualified developers.