Bicycle Frame Connection Design in Fusion 360

I need assistance in Fusion 360 to design the connections for a road cycling bicycle frame. The material to be used is PA 12 Nylon CF. The specific parts to be designed are:

- Head tube connection
- Bottom tube connection
- Seat tube connection
- Chain tube connection

Additionally, I require generative design focused on:

- Lightweight design
- Strength and durability

Ideal skills and experience:
- Proficiency in Fusion 360
- Experience with generative design
- Knowledge of bicycle frame geometry and engineering principles
- Familiarity with PA 12 Nylon CF material properties

Looking forward to your bids!