Front-End Technologies:

• HTML5, CSS3, JavaScript (ES6+)
• Responsive Web Design
• Front-end frameworks/libraries (e.g., React, Angular, or Vue.js)
• AJAX and asynchronous programming
• Cross-browser compatibility

Back-End Technologies:

• Server-side scripting (e.g., Node.js, Python, Ruby, PHP)
• RESTful API development
• Database management (e.g., SQL, NoSQL)
• Server administration and deployment (e.g., AWS, Heroku, or Docker)
• Authentication and authorization systems
• Testing and debugging

Full-Stack Tools:

• Version control (e.g., Git)
• Package managers (e.g., npm, Yarn)
• Build tools (e.g., Webpack, Babel)
• Task runners (e.g., Gulp, Grunt)
• Continuous integration/continuous deployment (CI/CD) pipelines

Other Skills:

• Knowledge of web security best practices
• Performance optimization
• Familiarity with design principles and user experience (UX)
• Agile/Scrum methodologies
• Collaboration and communication skills
• Problem-solving and troubleshooting abilities

Responsibilities:

As a full-stack developer, Jane Smith is responsible for working on both the front-end and back-end components of web applications. Her responsibilities include:

1. Front-End Development: She creates user-friendly and responsive front-end interfaces using HTML, CSS, and JavaScript. She also works with modern frameworks like React to build interactive and dynamic user interfaces.

2. Back-End Development: Jane designs and develops the server-side logic and database components of web applications. She creates APIs for data communication and ensures the smooth functioning of the server.

3. Database Management: She manages databases, writes SQL queries, and ensures data integrity and security. Depending on the project's requirements, she may work with both relational (e.g., MySQL) and NoSQL (e.g., MongoDB) databases.

4. Deployment and Infrastructure: Jane is responsible for deploying web applications on hosting platforms like AWS or Heroku. She configures and maintains server environments and may implement containerization using Docker.

5. Testing and Quality Assurance: She conducts thorough testing to identify and fix bugs, ensuring the application's functionality and performance. She may also implement automated testing processes.

6. Security and Performance Optimization: Jane prioritizes security measures to protect against vulnerabilities and hacks. She also optimizes the application for speed and efficiency.

7. Collaboration: Jane works closely with designers, product managers, and other developers in an agile development environment. She participates in code reviews and contributes to team discussions.

8. Continuous Learning: She keeps up-to-date with the latest industry trends and technologies, as the field of web development is constantly evolving.