With SaaS apps, there are 4 areas where it can become a nightmare. Design API/Webhooks 3rd Party Integration Ongoing Support We have developed huge and complex SaaS apps that are now having more than 8K+ database and 10K+ simulatenous users integrated with more than 20+ Third Party APIs for payment, mailing, marketing, report producing purpose to ease the process of the businesses using it. We can assign you a dedicated developer with $1700/Month cost or can decide the fixed cost as well if in case you have defined scope of work. Our hourly charges for future maintenance will be $15/Hour.