Senior Backend Engineer

Key Responsibilities

• Design and develop scalable backend systems and APIs.

• Architect database schemas and optimize query performance.

• Implement caching strategies (e.g., Redis) to support high-traffic applications.

• Build real-time features using WebSocket and event-driven architecture.

• Integrate third-party services and payment gateways.

• Mentor junior developers and establish best practices & coding standards.

• Collaborate with frontend teams and DevOps for seamless deployment and delivery.

Technical Expertise

Performance & Scalability

• Load balancing and horizontal scaling strategies.

• Database sharding and replication.

• Memory management and garbage collection optimization.

• API rate limiting and throttling.

Security

• Input validation and sanitization.

• SQL injection and XSS prevention.

• Secure authentication and authorization mechanisms.

• Data encryption and HTTPS implementation.

• 5+ years in backend JavaScript development with enterprise-level applications

• Experience with event-driven architecture and CQRS pattern.

• Knowledge of Apache Kafka or similar message brokers.

• Familiarity with monitoring tools (e.g., New Relic, DataDog).

• Experience with serverless architectures (AWS Lambda, Vercel).

• Understanding of blockchain/Web3 development.

• Hands-on experience with microservices design and implementation.