The role of a project manager is to keep the budget, schedule and scope of the project on track and communicated to all stakeholders
The analyst serves as the conduit between the product owner and the dev / QA teams. This can include helping the product owner write requirements to creating specs for the dev / QA teams to work from.
The dev lead is in charge of the dev team and provides direction on the architecture of the project, coding standards and what tasks each developer works on.
The QA lead is in charge of the QA team and provides direction on the activities related to testing the product. The QA lead establishes the processes for the entire team, from testing approach tools to use, or devices / operating systems to focus on.
The design lead is in charge of the design team and provides direction and vision for the look and feel of the product.
The Creative Director will be responsible for overseeing the creative function and translating marketing objectives into strategies, designs, and plans.