Professional Web Developer Portfolio

I need a professional website built to showcase my web development services. The site should clearly describe what I offer — including informative, SEO-friendly website creation for businesses and individuals.
Requirements:
Clean, modern design that looks credible and professional
Service description pages explaining what I offer
Contact form so potential clients can reach me
SEO optimised so I appear in search results
Mobile responsive across all devices
Fast loading and cross-browser compatible
The goal is to attract new clients and build trust online. Looking for someone with strong design and development skills who can deliver a polished, conversion-focused result.