Software development process

Waterfall model

   It will be used when there are clear requirements and fixed scope of a project.

   1. Collect & Analyze requirements
        clarify with stakeholders, detailed documented thoroughly
  2. Architecture definition
        - its blue print of a product.
        - which packages and components will form our system
       - what are fundamental types of each component
       - How the interaction with each component
       - is software secure, performance, error cases handled  and robust.
       - Is system design modular for future extension
       - Any third party components will be used, how is there licensing agreement.
  3. Impelementation
       - coding
       - unit testing
  4. Verification
       - All requirements implemented based on requirement agreement.
       - Functional testing
       - Performance validation
       - Security
       - User friendliness.
 5. Maintanence phase
       - Fixing customer bugs, enhancement etc.

 Agile Framework

It will be used when the requirement are unstable and may change frequently.
1. Scrum

2. Kanban

3. Test driven development(TDD)