Typical responsibilities for a Senior Fullstack Engineer may include:

• Designing and implementing scalable and maintainable software architecture.
• Writing clean, efficient, and testable code.
• Leading development teams and mentoring junior engineers.
• Collaborating with cross-functional teams, including designers, product managers, and other engineers, to deliver high-quality products.
• Implementing and managing APIs and database systems.
• Performing code reviews and ensuring that the codebase meets quality and performance standards.
• Identifying and resolving performance bottlenecks and issues in the codebase.
• Developing and implementing security protocols.
• Staying up to date with emerging technologies and best practices in the field.

To become a Senior Fullstack Engineer, one typically needs a Bachelor’s degree in Computer Science or a related field, several years of experience in both front-end and back-end development, and a strong understanding of various programming languages, frameworks, and libraries. Skills in team leadership, project management, and effective communication are also highly valued.