data base admin
ConfidentialHyderabad / Secunderabad, Telangana30+ days ago
Job descriptionResponsible for managing the organizations data infrastructure, ensuring databases are secure, efficient and accessible Proficient in Database Management Systems Relational Databases : MySQL, MariaDB, MsSQL NoSQL Databases : MongoDB Cloud Databases : Amazon RDS : MySQL, MariaDB Advanced SQL skills Query writing - ability to understand and write complex SQL queries, stored procedures, triggers and functions Query optimization - analyze and optimize queries for performance improvement Indexing strategies - understand importance of indexing, the various indexing techniques available for each DBMS and how to implement them Database design and modelling Data modelling - proficient in designing or advising on efficient database schemas using Entity-Relationship diagrams Normalization / Denormalization - knowledge of normalization for less data redundancy and denormalization for performance tuning Capacity planning - estimate future database growth and resource planning Performance monitoring and tuning Performance metrics - understand key metrics like CPU usage, memory allocation, disk I / O, query response times etc Troubleshooting - identify and resolve performance bottlenecks in databases Backup and recovery Backup strategies - implement full, incremental and differential backups to safeguard data Recovery techniques - proficient in restoring databases from backups and performing point-in-time recoveries Disaster recovery planning - develop and maintain plans to ensure business continuity in case of data loss or system failures Security management Access control - implement role-based access control (RBAC) and manage user permissions Data encryption - ensure data is encrypted both at rest and in transit Compliance - Adhere to regulations like GDPR or PCI-DSS to maintain data privacy and security Scripting and automation Scripting languages - proficient in languages such as python, powershell, bash or perl for automation of routine tasks Automation tools - experience with tools like ansible or chef to streamline database management processes High availability and scalability Clustering and replication - set up and manage database clusters and partitions and replication to ensure high availability Load balancing - distribute database load across multiple servers to enhance performance and reliability Sharding - implement sharding techniques to distribute data across multiple databases for scalability Data warehousing and ETL processes Data warehousing - understand data warehousing concepts and OLAP vs OLTP ETL tools - experience with Extract, Transaction Load (ETL) tools like Talend for data integration Cloud computing and virtualization Cloud platforms - proficient in cloud services like AWS and Azure, in particular, the database offerings of each Virtualization technologies - experience with vritualization tools such as VMWare or Hyper-V, containerization with Docker Experience with Development and DevOps practices DevOps integration - understand DevOps methodologies and tools to facilitate continuous integration and deployment (CI / CD) involving databases Version control systems - familiar with systems like GIT and liquibase for managing database scripts and configurations Migration and upgrades Database migration - skilled in migrating databases between systems or versions with minimal downtime Upgrade planning - plan and execute database upgrades, ensuring compatibility and system stability
Skills Required
Mysql, Mariadb, Mongodb, Amazon Rds, Etl
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Admin • Hyderabad / Secunderabad, Telangana
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