MB4 Design with Customizable Templates

I need an mb4 design based on a Pinterest idea. https://pin.it/6ITsoYuAU
The design should include:

- Fill blank areas with 4 titles
- 2 titles with scroll down buttons
- Option to add voiceovers
- Save the final design
- 30 models of the same video, each with a different background color

Ideal skills and experience:
- Proficiency in Adobe After Effects, Final Cut Pro, or Blender
- Strong design skills
- Experience with video templates and voiceover integration

Please provide samples of similar work.