Senior Backend Developer

Senior Backend Developer

We are seeking a Senior Backend Developer with 8 years of experience to develop and maintain high-performance APIs and scalable backend systems. The ideal candidate must have expertise in Node.js and MongoDB, experience in Multi-tenant SaaS applications, and a strong understanding of microservices architecture. Additionally, experience handling large-scale data and high-traffic production systems is crucial. This role requires close collaboration with frontend developers, DevOps, and product teams to build robust, scalable, and efficient backend solutions.

Key Responsibilities:

• API Development: Design, develop, optimize, and maintain high-performance RESTful APIs using Node.js and MongoDB.

• Scalability & Performance: Optimize backend performance for handling large data volumes and high-traffic production environments.

• Multi-Tenant SaaS: Develop and maintain multi-tenant architectures ensuring data policies, security, scalability, and efficiency.

• Microservices Architecture: Design and implement microservices-based solutions, ensuring modularity and maintainability.

• Database Management: Proficiently manage and optimize MongoDB, including indexing, aggregation, and performance tuning.

• System Engineering: Work with DevOps to ensure scalability, reliability, and security of backend systems.

• Product Development: Collaborate with product teams to build long-term, scalable backend solutions.

• Code Quality & Security: Write clean, maintainable, and secure code following industry best practices. Enforce coding standards, conduct detailed code reviews.

• Monitoring & Debugging: Implement logging, monitoring, and debugging tools to ensure system reliability.

• Collaboration: Work closely with frontend teams and DevOps to ensure seamless API integrations and deployments.

Qualifications:

• 8 years of experience in backend development with Node.js and MongoDB.

• Strong understanding of microservices architecture and system design principles.

• Experience in building and maintaining multi-tenant SaaS applications.

• Proven experience handling large-scale data and high-traffic production systems.

• Proficiency in MongoDB, including schema design, indexing strategies, and performance optimization.

• Experience with event-driven architecture and messaging queues (e.g., AWS SQS, RabbitMQ, Kafka).

• Knowledge of authentication and authorization mechanisms (JWT, AWS Cognito, SSO).

• Strong experience with API development best practices, security, and rate limiting.

• Familiarity with containerization (Docker, Kubernetes) and CI/CD pipelines.

• Proficiency in cloud services (AWS, GCP, or Azure) for backend infrastructure.

Preferred Skills:

• Experience with Redis, ElasticSearch, or other caching mechanisms.

• Knowledge of serverless architectures and cloud-native development.

• Exposure to REST / gRPC for API communication.

• Understanding of data streaming and real-time processing.

• Experience with NoSQL and relational database hybrid architectures.

• Familiarity with observability tools (Prometheus, Grafana, ELK Stack).

• Experience in automated testing for backend systems.