House plan design

I am looking for a multi-story house plan design with 4-6 rooms. I have a detailed list of specific features and specifications that I would like to be included in the design. I am open to suggestions and would like the designer to have experience in creating custom designs. Ideal skills and experience for this job include:
- Proficiency in architectural design software
- Knowledge of building codes and regulations
- Creative and innovative design skills
- Experience in multi-story house design
- Attention to detail