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Roles in software testing

Software testing involves multiple roles, beginning with the developer and ending with the customer.

Each role has different responsibilities, which can be summarized as follows:

  • Developer: Mainly creates and performs unit tests and complex integration tests. Automating unit tests is also within their scope.
  • Tester: Understands the requirement specifications and creates manual test cases at the integration and system levels, and performs functional, non-functional, exploratory, and regression testing. Automating all possible test cases is also within their scope.  
  • Test lead: Performs the following tasks:
    • Validates the quality of testing requirements, such as:
      • Testability
      • Test design
      • Test scripting
      • Test automation
    • Creates and monitors test plans and ensures that test documentation is complete.
    • Oversees the following processes:
      • Test environment management
      • Test management
      • Customer/stakeholder communications
      • Resource planning
      • Supervision
      • Tracking progress and status reporting  
  • Test architect: Performs the following tasks:
    • Tests the strategy and automation framework.
    • Implements best practices.
    • Creates test environment requirements.
    • Provides technical guidance.
    • Identifies the right tools for various testing activities.  
  • Business analyst: Performs the following tasks:
    • Analyzes business requirements and authors the requirements document.
    • Assists teams in designing tests and review tests, and ensures that requirements are in sync with the design.
    • Assists with authoring user acceptance tests and performing acceptance testing.  
  • Product owner: Performs the following tasks:
    • Oversees the vision for the product and authors requirements based on business needs.
    • Defines and prioritizes the product backlog.
    • Understands and clarifies queries from the team and works closely with the team to ensure high quality.
    • Accepts or rejects feature deliveries and oversees the quality of the product.
    • Acts as the interface between customers and other stakeholders.
    • Demonstrates product progress and capabilities.
    • Performs acceptance testing and also oversees Return on Investment (ROI) of features and team effort.  
  • Customer/End user: Performs Acceptance testing and provides continuous feedback.

The following image shows the roles that are generally responsible for different types of testing in the test pyramid. 

Roles in pyramid

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