NoSQL DBA with Mongo DB, Casandra, Couchbase, Elastic Search

NoSQL DBAWe are seeking an experienced Database Engineer with strong expertise in MongoDB and working knowledge of additional NoSQL technologies including Elasticsearch, Cassandra, and Couchbase. The ideal candidate will be responsible for designing, implementing, and maintaining high-performance database solutions that support our enterprise applications and data infrastructure.Primary Skills (MongoDB):5+ years of hands-on experience with MongoDB in production environmentsExpert-level knowledge of MongoDB architecture, replication, and shardingProven experience with MongoDB performance tuning and optimizationStrong understanding of MongoDB Atlas and cloud-based deploymentsProficiency in MongoDB query optimization and index designExperience with MongoDB backup, recovery, and disaster recovery strategiesKnowledge of MongoDB security best practices and implementationFamiliarity with MongoDB aggregation framework and data modelingSecondary Skills (Nice to Have):2+ years of experience with Elasticsearch for search and analyticsWorking knowledge of Cassandra for distributed database managementFamiliarity with Couchbase for caching and document storageUnderstanding of NoSQL database selection criteria and trade-offsTechnical Requirements:7+ years of overall database administration and engineering experienceStrong proficiency in scripting languages (Python, Bash, JavaScript)Experience with database monitoring tools and APM solutionsKnowledge of Linux/Unix systems administrationUnderstanding of containerization technologies (Docker, Kubernetes)Experience with CI/CD pipelines and infrastructure as codeFamiliarity with cloud platforms (AWS, Azure, or GCP)Key Responsibilities:MongoDB Database Management:Design and implement MongoDB database architectures for scalability and high availabilityPerform capacity planning and resource optimization for MongoDB clustersConfigure and maintain replica sets and sharded clustersDevelop and enforce MongoDB coding standards and best practicesMonitor database performance and implement tuning strategiesManage database security, including authentication, authorization, and encryptionExecute backup and recovery procedures ensuring data integrityTroubleshoot complex database issues and performance bottlenecksMulti-Database Support:Assist with Elasticsearch cluster configuration and index managementSupport Cassandra deployments for high-throughput workloadsProvide guidance on Couchbase implementation for caching solutionsEvaluate and recommend appropriate NoSQL solutions based on use casesMaintain documentation for all database platformsCollaboration & Development:Work closely with development teams on database design and optimizationReview database schemas and queries for performance improvementsParticipate in code reviews focusing on database interactionsProvide technical guidance and mentorship to junior team membersOperations & Maintenance:Implement monitoring and alerting solutions for database healthPerform regular maintenance tasks including patching and upgradesDevelop disaster recovery plans and conduct failover testingMaintain database documentation and runbooksParticipate in on-call rotation for production supportPreferred Qualifications:MongoDB Certified DBA or Developer certificationExperience with data migration projects across different database platformsKnowledge of data modeling for both relational and NoSQL databasesUnderstanding of microservices architectureContributions to open-source database projects