Backend Development: - Architect, design, and develop backend services and APIs using Node.js frameworks such as Express.js or Koa.js. - Ensure the scalability, reliability, and performance of applications deployed on AWS. - Develop and maintain RESTful APIs. Cloud Infrastructure: - Design and manage AWS infrastructure, including services such as EC2, S3, RDS, Lambda, and API Gateway. - Optimize cloud resource utilization for performance and cost-efficiency. Testing and Quality Assurance: - Implement and promote Test-Driven Development (TDD) practices, ensuring high code quality and comprehensive test coverage. - Write and maintain unit, integration, and end-to-end tests. Collaboration and Communication: - Collaborate with front-end developers, product managers, and other stakeholders to deliver high- quality software solutions. - Participate in code reviews, providing constructive feedback and ensuring adherence to best practices. Maintenance and Support: - Monitor, troubleshoot, and optimize backend systems for performance issues and reliability. - Provide support and resolve incidents related to backend services.