Major Roles and Responsibilities are described as below:1. Write, integrate and test codes for building iOS apps for both iPhone and iPad and ensure their performance, quality and responsiveness.2. Collaborate and coordinate with cross-functional teams in order to define, design and ship new features.3. Problem-solving, troubleshooting and debugging problematic code.4. Communicating with clients/stakeholders for collecting and documenting project requirements, scope and feedbacks.5. Handle software updates and bug fixes for improving performance.6. Developed Web Services in Swift which also included database handling.7. Effective team management.8. Research, discover and evaluate new technologies and various software to maximize development efficiency.9. Prepare, perform and evaluate test cases including edge cases, usability and general reliability on apps to ensure robustness.10. Publishing, distribution, and maintenance of iOS apps.