SDLC

1. Planning - Talk to stakeholders, determine requirements, goals

2. Design

   • Based on requirements, design a solution.

   • This might involve diagrams, uml, etc.

   • System design

   • Decide on technologies

3. Implementation

   • Put fingers to keyboard and write the implementation based on the design

4. Testing

   • Test and confirm code matches requirements

   • Unit, integration and potentially other testing types

   • User acceptance testing

5. Deployment

   • Deploy code to production, for usage by client

   • Potentially deployed by CD

6. Maintenance

   • Maintain code in working state

   • Fix issues - performance, security, software updates