Checklist: Hire the Right Magento Developer
This seems like the most appropriate section of the forum for this post. If you're looking for a Magento freelancer or a development company, but not sure about the things you should be asking them before hiring - here's a short checklist of things that should be mentioned during the interview:
- Quality assurance process
- In-house team of devs
- Certified developer on board
- Experience with version control tools
- Team-based experience (previous employer, etc.)
- Examples of complex Magento projects
- Worked in your niche
- Designated project managers
- Offered a reasonable bid
You can find the full article here with possible questions that you should ask and more details about each one of them.