I need a web developer to help integrate a multi-tier membership system on my Sharetribe template website. Currently, I can only offer one flat membership fee to my customers, but I need to implement 3 tiers with different monthly fees and commission rates. Key Requirements: - Add 3 membership tiers with customizable fees and commission rates per tier. - Design can either match the current website style or be open to suggestions. Ideal Skills & Experience: - Proficiency in Sharetribe and web development. - Experience in implementing membership systems. - Strong design skills and flexibility for customization.