Hi Sir/Madam,
I have been working on Office 365 technologies for a long time. I have experience sharpeoint, project, PowerApps, powerbi, flow, teams, planner.
I have developed many kind of solution that using thos solution like mobile apps with PowerApps, workflows with MS Flow. I can use the rest api with flow. There are two solutions for this in my mind.
What development language was it developed? (ASP.NET, PHP, PYTHON)
Please let me know if you have any question.