As a customer service platform, the company offers plenty of work-from-home opportunities, including for retirees and/or part-time workers. The remote-first company offers freelance careers in scholarly communication and has been named one of the top 20 companies for remote jobs multiple times. If you have top-notch language skills and are interested in helping companies spread their message, this type of remote work could be a good part-time option for you, particularly as a retiree.