Modern 5-Floor Residential Design

I'm seeking an experienced architect to design a modern, five-floor residential building. The primary material for construction will be concrete.

Key Requirements:
- Modern architectural style
- Use of concrete as primary material
- Design should be functional, aesthetic, and meet local building codes

Ideal Skills and Experience:
- Proven experience in designing multi-story residential buildings
- Strong portfolio in modern architecture
- Knowledge of concrete construction techniques
- Familiarity with local zoning and building regulations

Please include your portfolio and relevant experience in your bids.