Sr. Backend Developer

4 weeks ago

New Delhi, India Vroutes HR Full time

Hiring a Senior Backend Developer (minimum 3+ years of relevant Experince required) with extensive experience in Node.js, Java, Python, and a strong grasp of AI/ML integration. You will play a critical role in architecting backend systems, managing security and firewall configurations, and overseeing deployment on Amazon S3 and other server environments. This role demands technical leadership and hands-on development expertise in modern backend technologies and multi-model databases.Key Responsibilities:- Design and implement scalable, secure, and high-performance application architectures. - Develop robust backend services using Node.js, Java, and Python. - Integrate AI/ML models into backend systems and APIs. - Handle server-side security, including firewall setup, encryption protocols, and access control. - Deploy and manage applications across Amazon S3, EC2, Lambda, and other cloud infrastructures. - Ensure smooth integration of microservices, third-party APIs, and internal services. - Manage databases (SQL, NoSQL, time-series, graph, etc.) and optimize queries and storage structures. - Define and enforce coding standards, review code, and mentor junior developers. - Work closely with DevOps for CI/CD pipelines and system monitoring. - Perform load testing, performance tuning, and fault tolerance setups.Required Skills:- 3+ years of backend development experience with Node.js, Java, and Python. - Strong knowledge of AI/ML model handling, pipelines, and integration into backend services. - Deep understanding of cloud infrastructure, especially AWS (S3, EC2, Lambda, CloudFront, etc.). - Hands-on experience with firewall configuration, IAM policies, and network security. - Proficient in database management, including: - Relational DBs (MySQL, PostgreSQL) - NoSQL DBs (MongoDB, DynamoDB) - In-memory stores (Redis) - Search engines (Elasticsearch) - Familiarity with graph and time-series databases is a plus. - Understanding of microservice architecture, message queues (RabbitMQ, Kafka), and API gateways. - Familiar with Docker, Kubernetes, and serverless architecture.

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