Backend developer

Core Responsibilities of a Backend Developer:

1. Server-Side Logic Development
   • Design, develop, and maintain scalable and secure server-side logic.
   • Implement APIs, web services (RESTful, GraphQL), and business logic.
2. Database Management
   • Design and manage relational and/or NoSQL databases (e.g., MySQL, PostgreSQL, MongoDB).
   • Optimize database performance and write complex queries, stored procedures, and migrations.
3. API Integration
   • Develop and maintain internal and external API integrations.
   • Ensure efficient communication between backend systems and frontend applications.
4. Security and Data Protection
   • Implement proper authentication, authorization (OAuth, JWT).
   • Protect user data and ensure compliance with privacy standards (e.g., GDPR, PCI-DSS).
5. Performance Optimization
   • Improve the performance, scalability, and responsiveness of backend systems.
   • Use caching mechanisms (e.g., Redis, Memcached) and load balancing.
6. Testing and Debugging
   • Write unit and integration tests.
   • Debug and fix production issues and bugs promptly.
7. Version Control & CI/CD
   • Use Git for source control.
   • Set up and manage CI/CD pipelines (e.g., Jenkins, GitHub Actions, GitLab CI).
8. Collaboration
   • Work closely with frontend developers, DevOps, QA, and project managers.
   • Participate in code reviews and team meetings (Agile/Scrum preferred).
9. Documentation
   • Maintain technical documentation for systems, APIs, and infrastructure.
   • Ensure knowledge sharing and onboarding ease.
10. Cloud Services (optional but common)

• Work with AWS, Azure, or GCP for backend deployment and management.
• Use services like Lambda, EC2, S3, etc.

Web & App Development

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