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Who is a Backend Developer
Behind every smooth user experience lies robust backend architecture. A Backend Developer builds and maintains server-side logic, databases, and APIs that power modern web applications.
Server-Side Development
- Building APIs using Node.js, Express, Laravel, or Django
- Authentication, routing, error handling
- API versioning and security best practices
Database Design & Management
- Schema modeling in PostgreSQL, MySQL, or MongoDB
- Query optimization and indexing
- Backup strategies and migrations
API Integration
- Building and consuming REST and GraphQL APIs
- Third-party integration (payments, CRM, analytics)
- Secure data exchange and rate limiting
Performance & Scaling
- Load balancing and caching strategies
- Asynchronous processing with queues or workers
- Database sharding, connection pooling
Testing & DevOps
- Unit testing, integration tests, and mocking
- CI/CD pipelines and deployment automation
- Monitoring, logs, and uptime tracking
CORE RESPONSIBILITIES
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API Development
- Designing endpoints and data contracts
- Maintaining documentation and changelogs
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Database Architecture
- Designing scalable, relational or NoSQL databases
- Implementing migrations and data validation
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Security & Authentication
- Implementing OAuth, JWT, password hashing
- Managing roles and access control
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Deployment & Scaling
- Dockerizing applications, CI/CD workflows
- Scaling with horizontal/vertical strategies
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Collaboration with Frontend & Product Teams
- Translating technical needs into system logic
- Providing clear, well-documented APIs
TECH STACK
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Languages & Frameworks
- JavaScript, TypeScript, PHP, Python
- Express.js, Laravel, Django, FastAPI
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Databases
- PostgreSQL, MySQL, MongoDB
- Redis for caching
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DevOps & Tooling
- Docker, Git, GitHub Actions
- NGINX for reverse proxy, PM2 for process management
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Monitoring & Logs
- Centralized logs, error tracking, request tracing
- Tools: Sentry, LogRocket, Grafana