STL File Defect Fixing and Resizing

I need an STL file expert to fix defects and resize my STL file uniformly.

Key requirements:
- Expertise in repairing STL file defects (e.g., holes, non-manifold edges).
- Ability to uniformly resize the entire STL file.
- Proficiency in 3D modeling software (e.g., Blender, Meshmixer, or similar).

Ideal skills and experience:
- Proven experience with STL file manipulation.
- Attention to detail and accuracy.
- Familiarity with 3D printing considerations.

Please provide examples of previous work.