Multi-Account Social Media Scheduler

I'm looking for a developer to create a social media post scheduler for Facebook and Pinterest. The tool should support multiple user accounts and include a robust post scheduling feature.

Essential Requirements:
- Platforms: Facebook, Pinterest
- Feature: Post scheduling
- Support for multiple user accounts

Ideal Skills:
- Experience with social media APIs or browser based selenium
- Strong background in developing scheduling tools
- Familiarity with Facebook and Pinterest functionalities

Looking for a clean, user-friendly interface. Please provide examples of similar work done.