• Administration and management, database environment and production management.• Streamlined database installation and configuration for MySQL, PostgreSQL, Oracle, MS SQL Server, and MongoDB in on-premise data centers; Minimized setup time by 40%, ensuring quicker project delivery for 8 initiatives.• Configured and fine-tuned over 10 complex databases including MySQL, PostgreSQL, and MongoDB within both cloud-based and data center environments; achieved 99.9% uptime and performance… Show more • Administration and management, database environment and production management.• Streamlined database installation and configuration for MySQL, PostgreSQL, Oracle, MS SQL Server, and MongoDB in on-premise data centers; Minimized setup time by 40%, ensuring quicker project delivery for 8 initiatives.• Configured and fine-tuned over 10 complex databases including MySQL, PostgreSQL, and MongoDB within both cloud-based and data center environments; achieved 99.9% uptime and performance, resulting in faster query response times.• Spearheaded the implementation of multi-region redundancy and disaster recovery protocols on AWS RDS and GCP Cloud SQL; this initiative ensured 99.99% uptime and lowered potential data loss scenarios by 70%. • Executed a comprehensive backup and recovery strategy that Decreased data loss risks by 90% and improved recovery times to under 15 minutes, safeguarding critical business information across three departments. • Directed the transition to a modular database design that Elevated scalability and performance; increased system efficiency by handling 1M+ data points while reducing maintenance costs by 20%. • Engineered a robust MySQL replication and clustering system that Boosted data redundancy and availability, resulting in an uptime increase of 99.9% across critical applications, ensuring seamless operations during peak hours. • Engineered robust database architectures to maintain referential integrity, resulting in a 25% reduction in data anomalies and improving overall system efficiency across key applications in MySQL and Oracle environments. #Automation with Ansible/Terraform #Linux Administration #Database Auditing #Capacity Planning#Senior Database Administrator #Database Management Systems #Database Architecture #PostgreSQL Administration #MongoDB Administration #MS SQL Server Administration #Oracle Database Administration #Database Performance Tuning #High Availability Solutions Show less

• Administration and management, database environment and production management.• Streamlined database installation and configuration for MySQL, PostgreSQL, Oracle, MS SQL Server, and MongoDB in on-premise data centers; Minimized setup time by 40%, ensuring quicker project delivery for 8 initiatives.• Configured and fine-tuned over 10 complex databases including MySQL, PostgreSQL, and MongoDB within both cloud-based and data center environments; achieved 99.9% uptime and performance… Show more • Administration and management, database environment and production management.• Streamlined database installation and configuration for MySQL, PostgreSQL, Oracle, MS SQL Server, and MongoDB in on-premise data centers; Minimized setup time by 40%, ensuring quicker project delivery for 8 initiatives.• Configured and fine-tuned over 10 complex databases including MySQL, PostgreSQL, and MongoDB within both cloud-based and data center environments; achieved 99.9% uptime and performance, resulting in faster query response times.• Spearheaded the implementation of multi-region redundancy and disaster recovery protocols on AWS RDS and GCP Cloud SQL; this initiative ensured 99.99% uptime and lowered potential data loss scenarios by 70%. • Executed a comprehensive backup and recovery strategy that Decreased data loss risks by 90% and improved recovery times to under 15 minutes, safeguarding critical business information across three departments. • Directed the transition to a modular database design that Elevated scalability and performance; increased system efficiency by handling 1M+ data points while reducing maintenance costs by 20%. • Engineered a robust MySQL replication and clustering system that Boosted data redundancy and availability, resulting in an uptime increase of 99.9% across critical applications, ensuring seamless operations during peak hours. • Engineered robust database architectures to maintain referential integrity, resulting in a 25% reduction in data anomalies and improving overall system efficiency across key applications in MySQL and Oracle environments.#Database Security #Backup and Recovery Strategies #Database Replication #Data Warehousing #Database Monitoring and Optimization #SQL Optimization #NoSQL Databases #Data Migration #Cloud Database Solutions #AWS RDS #Google Cloud SQL #Azure SQL Database #Database Clustering #DataSharding #Query Performance Tuning Show less

• Administered and Configure database environments and production operations.• Led database management initiatives for both production and development environments on RHEL, CentOS, and Ubuntu; enhanced security measures that Refined data integrity compliance by 50% and reduced unauthorized access incidents. • Collaborated with DevOps teams to integrate CI/CD pipelines for automated database deployments, leading to a 35% decrease in deployment times and ensuring seamless updates to… Show more • Administered and Configure database environments and production operations.• Led database management initiatives for both production and development environments on RHEL, CentOS, and Ubuntu; enhanced security measures that Refined data integrity compliance by 50% and reduced unauthorized access incidents. • Collaborated with DevOps teams to integrate CI/CD pipelines for automated database deployments, leading to a 35% decrease in deployment times and ensuring seamless updates to production environments. • Monitored and created or modified database indexes to maintain optimal performance.• Tracked monthly growth in data warehouse databases and planned table partitioning to improve performance.• Collaborated with the engineering team to implement new database design systems within the company.• Designed and build high availability (HA) solutions including MySQL replication (Master-Slave and Master-Master), PostgreSQL replication (Master-Slave), MongoDB replica sets, and Oracle Data Guard.• Designed databases to ensure referential integrity and Facilitated in logical design planning. stored procedures, functions, and triggers in MySQL, Oracle, MS SQL Server, and PostgreSQL to minimize traffic between servers and clients.• Implemented TTL (Time-to-Live) and indexing strategies for collection data duration, performed performance tuning, and indexing strategies using MongoDB utilities such as Mongostat and Mongotop.#Stored Procedures and Triggers #Indexing Strategies #Database Scripting #Automation with Ansible/Terraform #Linux and Windows Server Administration #Database Auditing and Compliance #Capacity Planning #Enterprise Data Solutions #Database Upgrades and Patching Show less

• Administered MySQL, PostgreSQL, and MongoDB databases for a large-scale project.• Formulated database concurrency improvements by implementing row-level locking mechanisms, resulting in a 30% reduction in transaction conflicts and allowing seamless data access for 200+ concurrent users during peak hours.• Implemented advanced indexing strategies and optimized SQL queries, leading to a 25% increase in data retrieval efficiency and enabling real-time analytics for over 1,000 active… Show more • Administered MySQL, PostgreSQL, and MongoDB databases for a large-scale project.• Formulated database concurrency improvements by implementing row-level locking mechanisms, resulting in a 30% reduction in transaction conflicts and allowing seamless data access for 200+ concurrent users during peak hours.• Implemented advanced indexing strategies and optimized SQL queries, leading to a 25% increase in data retrieval efficiency and enabling real-time analytics for over 1,000 active users on the platform.• Accomplished a comprehensive database recovery protocol from backups during critical disaster scenarios, restoring 100% of data integrity within a 4-hour timeframe and ensuring minimal downtime for 500+ active users.• Conducted a comprehensive review of 150 problematic queries, pinpointing inefficiencies that resulted in a 40% drop in customer complaints, which directly contributed to Advanced service level agreements (SLAs).• Analysed and optimized database indexing strategies, improving data retrieval speeds by 60% across 15 key tables; this enhancement resulted in a smoother user experience and reduced server load during peak traffic. • Established a robust database design strategy that included indexing and partitioning, resulting in a 50% reduction in query response times for critical business operations, directly impacting user experience. • Constructed triggers that Assured data integrity and accuracy within the database; this development decreased data entry errors by 25% and refined overall trust in reporting outputs for critical business decisions.• Crafted advanced algorithm techniques to enhance application performance, leading to a 40% reduction in load times and improved user satisfaction scores, ultimately supporting a seamless user experience for 15,000+ daily users. Show less

Translated business requirements into technical design specifications (Logical & Physical Design); created Tables, ER Diagrams & DBMS Jobs; analyzed, designed & developed packages, procedures & functions: using PL/SQL; created primary database storage structures (table spaces), altered according to the company requirement: monitored user access to the database; import & export of database objects.

Translated business requirements into technical design specifications (Logical & Physical Design); created Tables, ER Diagrams & DBMS Jobs; analyzed, designed & developed packages, procedures & functions: using PL/SQL; created primary database storage structures (table spaces), altered according to the company requirement: monitored user access to the database; import & export of database objects.