To start working as a freelance market researcher, you should consider getting a degree or taking online training courses and certifications. You will need to know how to create surveys and research reports, look for data trends, and assess statistics for your clients. You need to know quantitative and qualitative methodologies. Work for a company where you can learn more about market research, and create a portfolio to show off your experience. Then create a profile on Contra and apply to freelance opportunities.