Roles vs Positions vs Titles

• Developer - Ownership of module - Tech knowledge
• Sr.Developer - Ownership of code + module design + QA - Tech + QA + Domain knowledge
• Lead - Ownership of certain functionality + Support - Tech + QA + Support + Domain knowledge
• Manager - Ownership + Design + Delivery - Tech + QA + Support + Domain knowledge + Delivery
• Sr.Manager - Ownership and initiatives - Tech + QA + Support + Domain knowledge + Delivery + Architecture 
• Director - Run the Team + Envision New Initiatives + Code / Adopt New tech - Tech + QA + Support + Domain knowledge + Delivery + Architecture 

Keep Exploring!!!