Assess the past work of the developer through the portfolio or the case studies. <a href="https://blog.starkedge.com/choosing-the-right-shopify-development-company-in-india-a-complete-guide-for-growing-your-e-commerce-business/">Develop specialization in the projects that presuppose API integration, CRM customizing, or automation with HubSpot</a>. Request measures and outcomes- such as how their development enhanced management of leads or automation of marketing. An effective portfolio is more of a symbol of aptitude as compared to skill, as it allows demonstrating how the developer uses their skills to address real business problems.