Smoothing servo movements

Finally I finished zezinho's hardware and now heading to the software.

When I have it programmed to jump into random poses I would like him to move smoothly instead of quickly jump into another pose.

Someone have any tip to achieve this using Arduino code?

deleted post
deleted the post here and added a Tip/Walkthrough
https://www.robotshop.com/letsmakerobots/node/10326