Scrum Master

• Coaches on agile practices and behavior
  for everybody in and around the scrum
  team
• Builds team and coaches team members to
  act as a team
• Acts as a servant leader and
  escalation level for the team
• Chairs and drives
  the rituals (scrum, sprint and program increment), ensures its
  disciplined execution, helping the team to understand why this is
  important
• Drives team level continuous
  improvement, i.e. challenges the team in view of the agile key
  performance parameters towards greater
  efficiency

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