Overview The Senior Database Engineer will be responsible for designing, implementing, optimizing, and maintaining database systems that support a national level initiative's complex and large-scale web and mobile applications. The role requires deep expertise in both relational and NoSQL databases, data warehousing, and cloud-based storage systems to ensure high availability, performance, and scalability of backend services. The engineer will work closely with cross-functional teams and ensure database components integrate seamlessly within a microservices-based architecture.

Responsibilities:

Responsibilities:
• Design, implement, and maintain relational and NoSQL databases including Amazon RDS, DynamoDB, and Redshift
• Build and optimize data models, schema design, indexes, and stored procedures for high-performance web and mobile applications
• Implement efficient data pipelines, ETL jobs, and transformations aligned with Redshift and S3-based architectures
• Monitor and fine-tune performance of databases; analyze slow queries and manage indexes
• Manage database access control, authentication, and security policies using Keycloak, JWT, and AES-256 encryption
• Handle data caching and visualization integration using Redash and CloudFront
• Support message-driven workflows and event-driven architecture involving RabbitMQ
• Manage and optimize database networking and routing with API Gateway and ELB (Elastic Load Balancer)
• Automate database deployment, monitoring, and alerting with Docker, Jenkins, AWS pipelines, ELK Stack, and OpenSearch
• Ensure high availability, backups, disaster recovery, and data compliance
• Collaborate with backend developers (Laravel PHP), DevOps, and frontend teams (React JS/React Native)



to align database structure with application logic
• Maintain detailed documentation on database design, processes, configurations, and access logs

Qualifications:
• Bachelor’s or Master’s degree in Computer Science/IT, Information Systems, or a related discipline
• Minimum 8+ years of hands-on experience in database engineering in large-scale, high-traffic environments
• Experience in cloud-based infrastructure
• Certifications in database administration (PostgreSQL, Redshift, or DynamoDB), or DevOps tools is a plus Preferred

Skills:
• Strong hands-on experience with Amazon RDS, DynamoDB, Redshift, and S3 for scalable and secure data storage and processing
• Proficient in writing and optimizing SQL queries, stored procedures, and performing data modeling for high-performance applications
• Experience in building and managing ETL pipelines and handling large-scale data transformations
• Familiarity with Redash for data visualization and CloudFront for content caching and delivery
• Positive understanding of RabbitMQ for asynchronous communication in a microservices environment
• Skilled in managing APIs through API Gateway and Elastic Load Balancer (ELB) for secure and scalable API traffic routing
• Knowledge of Keycloak for identity and access management, with implementation experience of JWT tokens and AES-256 encryption
• Proficient in Docker for containerization and managing deployments using Jenkins, AWS pipelines, and Git
• Experience with system monitoring and logging tools like ELK Stack and OpenSearch
• Strong analytical thinking, collaboration, and documentation skills with the ability to work effectively across development, DevOps, and security teams

📌 Sr. Database Engineer (Noida)
🏢 Digital India
📍 Noida