Agile software development comprises various approaches to software development under which requirements and solutions evolve through the collaborative effort of self-organizing and cross-functional teams and their customer(s)/end user(s). It advocates adaptive planning, evolutionary development, early delivery, and continual improvement, and it encourages rapid and flexible response to change. Agile is a software development methodology to build a software incrementally using short iterations of 1 to 4 weeks so that the development is aligned with the changing business needs.
Roles in Agile Scrum Master A Scrum Master is a team leader and facilitator who helps the team members to follow agile practices so that they can meet their commitments. The responsibilities of a scrum master are as follows − To enable close co-operation between all roles and functions. To remove any blocks. To shield the team from any disturbances. To work with the organization to track the progress and processes of the company. To ensure that Agile Inspect & Adapt processes are leveraged properly which includes Daily stand-ups, Planned meetings, Demo, Review, Retrospective Meetings, and To facilitate team meetings and decision-making process. Product Owner A Product Owner is the one who drives the product from business perspective. The responsibilities or a Product Owner are as follows − To define the requirements and prioritize their values. To determine the release date and contents. To take an active role in iteration planning and release planning meetings. To ensure that team is working on the most valued requirement. To represent the voice of the customer. To accept the user stories that meet the definition of done and defined acceptance criteria.
Agile software development principles The Manifesto for Agile Software Development is based on twelve principles: Customer satisfaction by early and continuous delivery of valuable software. Welcome changing requirements, even in late development. Deliver working software frequently (weeks rather than months) Close, daily cooperation between business people and developers Projects are built around motivated individuals, who should be trusted Face-to-face conversation is the best form of communication (co-location) Working software is the primary measure of progress Sustainable development, able to maintain a constant pace Continuous attention to technical excellence and good design Simplicity—the art of maximizing the amount of work not done—is essential Best architectures, requirements, and designs emerge from self-organizing teams Regularly, the team reflects on how to become more effective, and adjusts accordingly.