Responsibilities:

• Task 1: Backend Development

  Developed RESTful APIs using Node.js and Express

  • Implemented authentication middleware
  • Created database models with Prisma

• Task 2: Frontend Work

  Built React components with TypeScript

  • Created reusable UI components
  • Implemented state management

• Task 3: Database Design

  Designed PostgreSQL schema

  • Created tables with proper relationships
  • Optimized queries for performance

• Task 4: DevOps & Deployment

  • Set up CI/CD pipeline
  • Configured Docker containers
  • Deployed to AWS

• Task 5: Testing

  Wrote unit tests with Jest

  • Achieved 80% code coverage
  • Implemented integration tests

• Task 6: Documentation

  Created API documentation using Swagger

  • Documented all endpoints
  • Added code examples

• Task 7: Code Review

  Reviewed team members' code

  • Provided constructive feedback
  • Ensured code quality standards

• Task 8: Performance Optimization

  
  # Optimized database queries
  query = db.query.filter(...)
  

  Improved response time by 50%

• Task 9: Security

  • Implemented JWT authentication
  • Added input validation
  • Protected against SQL injection

• Task 10: Final Integration

  Integrated all components

  • Tested end-to-end workflows
  • Fixed critical bugs