You first need to define your back-end development requirements such as what type of system or application you want to build, how it interacts with front-end system and what is the desired output, and the budget. Considering your requirement, you can choose different options to hire back-end developers that include contacting freelancers, consulting with a local development team, or outsourcing to expert web development companies. If you have specific requirement or questions that you want to discuss in detail, contact our team.