Cloud Social Media Automation Setup

I need a seasoned automation specialist to take me from tool selection through to a fully functioning, ban-safe posting system. My priority is a cloud-based platform that reliably schedules and auto-posts to the accounts listed below without triggering blocks or shadow-bans... (Budget: $250 - $750 USD, Jobs: API Integration, Automation, C# Programming, C++ Programming, Cloud Computing, PHP, Social Media Management, Software Architecture)