Senior Backend Developer (Pune)

Senior Backend DeveloperWe 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.- Solid 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.