Lead Cassandra/Redis Administrator
EPAM Systems
Remote
Posted on Friday, February 23, 2024
Lead Cassandra/Redis Administrator Description
DESCRIPTION
As a Lead Cassandra/Redis Administrator , you'll spearhead our database initiatives, providing crucial support and automation for high-load SQL and NoSQL databases, including MongoDB, DocumentDB, DynamoDB, Cassandra, and Redis. Join our dynamic team and be at the forefront of database management.
EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.
#REF_CL23_MX
Responsibilities
- DB Cluster Planning: Estimate data sizing, identify hardware requirements based on data size and transaction volume, and plan the setup of DB clusters
- Installation and Configuration: Create, install, and configure DB clusters, ensuring smooth operations
- Monitoring and Performance Optimization: Utilize monitoring tools to ensure cluster availability and performance. Fine-tune performance aspects like Java Virtual Machine (JVM), caches, and compaction
- Data Management: Export data into different formats and use primary and secondary indexes effectively for data queries
- Backup and Restoration: Implement backup and restoration procedures to secure the system in case of failure
- Stress Testing: Conduct stress tests on clusters and interpret performance results
Requirements
- For Cassandra: :
- In-depth knowledge of architecting and creating Cassandra/NoSQL database systems
- Proficiency in Cassandra data modeling, NoSQL architecture, keyspace, table, index creation, user creation, and access administration
- Strong understanding of Cassandra's complex inner workings, including the gossip protocol, hinted handoffs, read repairs, Merkle trees, tombstones, and garbage purging
- Administration, maintenance, and support of the cluster using tools like Opscenter, Devcenter, Linux, and Spark
- Experience with CQL queries to support integration with Cassandra Cluster
- Experience with CQL queries to support integration with Cassandra Cluster
- For Redis: :
- Hands-on experience with creating, installing, and configuring Redis clusters, managing Redis processes, and more
- Proficiency in Redis data model and commands, including different data types, publishing/subscribing, transactions, key expiration, and sorting
- Experience in Redis data management, including replication, snapshots, persistence options, AOF, master-slave replication, memory, and CPU consumption optimization
- Scalability knowledge, both vertical and horizontal
- Backup and restoration procedures
- Hands-on experience with AWS cloud and basic services (Elastic Compute, S3, IAM)
Nice to have
- Experience with DSE (DataStax Enterprise)
- Hands-on experience with Cassandra databases hosted on AWS cloud
- Good knowledge of Linux and Java configuration
- Integration experience with Solar and Spark
- Proficiency in automation and CI/CD tools like Jenkins, Gitlab CI, Team City
- Familiarity with Terraform, CloudFormation, and Python
- Any experience with Astra or AWS Keyspaces
Technologies
- MySQL
- AWS
- Python
We Offer
- Career plan and real growth opportunities
- Unlimited access to LinkedIn learning solutions
- International Mobility Plan within 25 countries
- Constant training, mentoring, online corporate courses, eLearning and more
- English classes with a certified teacher
- Support for employee’s initiatives (Algorithms club, toastmasters, agile club and more)
- Enjoyable working environment (Gaming room, napping area, amenities, events, sport teams and more)
- Flexible work schedule and dress code
- Collaborate in a multicultural environment and share best practices from around the globe
- Hired directly by EPAM & 100% under payroll
- Law benefits (IMSS, INFONAVIT, 25% vacation bonus)
- Major medical expenses insurance: Life, Major medical expenses with dental & visual coverage (for the employee and direct family members)
- 13 % employee savings fund, capped to the law limit
- Grocery coupons
- 30 days December bonus
- Employee Stock Purchase Plan
- 12 vacations days plus 4 floating days
- Official Mexican holidays, plus 5 extra holidays (Maundry Thursday and Friday, November 2nd, December 24th & 31st)
- Relocation bonus: transportation, 2 weeks of accommodation for you and your family and more
- Monthly non-taxable amount for the electricity and internet bills
Conditions
- By applying to our role, you are agreeing that your personal data may be used as in set out in EPAM´s Privacy Notice and Policy