Redis Administrator

5 days ago

Mumbai Maharashtra, India CairnMartin Full time

**Company Description**
- A leading financial company

**Job Description** Experience**: 3+ Yrs

**Qualifications**: Any relevant technical degree

**Role and Responsibilities**:

- Deploy Redis using the Linux
- Redis administration, Security, Configuration, High availability with Sentinel, Replication, Scale with Cluster, Persistence, Optimizing, Troubleshooting and Debugging

**Experience required in**:

- ** Redis administration**:

- configuring and managing Redis in production, Deploy Redis using the Linux operating system, Redis memory usage and latency, Imaging, Replication, Security, Running Redis on EC2, Upgrading or restarting a Redis instance without downtime
- ** Security**:

- Understanding of Security model, Network security, Protected mode, Authentication, TLS support, Attacks triggered by malicious inputs from external clients, String escaping and NoSQL injection, Code security, Access Control List
- ** Configuration**:

- Changing Redis configuration while the server is running, Configuring Redis as a cache
- ** High availability for non-clustered Redis** - Monitoring, Notification, Automatic failover, Configuration provider, Sentinel as a distributed system, Configuring Sentinel with Docker and NAT, Sentinel API, Replicas priority, Redis Access Control List authentication, Configuring Sentinel instances with authentication, SDOWN and ODOWN failure state, Sentinels and replicas auto discovery, Sentinel reconfiguration of instances outside the failover procedure, Sentinel persistent state
- ** Redis replication** - Safety of replication when master has persistence turned off, Diskless replication, Configuration, Read-only replica, N attached replicas, dealing with expires on keys, Configuring replication in Docker and NAT, Partial sync after restarts and failovers, Maxmemory
- ** Horizontal scaling with Redis Cluster** - Redis Cluster and Docker, data sharding, master-replica model
- ** Linear Scaling with Redis Enterprise** - Scaling shards and nodes, Scaling proxies, True linear scalability with open source cluster API,Scaling ‘read’ with read-replica using the ‘replica-of’ feature
- ** Cluster specification** - Design rationale, Client and Server roles in the Redis cluster protocol, Redirection and resharding, Fault Tolerance, Configuration handling, propagation, and failovers, Publish/Subscribe
- ** Redis persistence** - Snapshotting, Append-only file, Disaster recovery
- ** Optimizing Redis** - Redis benchmark, Redis CPU profiling, Diagnosing latency issues, latency monitoring, Memory optimization
- ** Troubleshooting and Debugging Redis** - GDB, Compiling Redis without optimizations, Attaching GDB to a running process, post-crash processes, stack trace, core file

**Qualifications** Experience**: 3+ Yrs

**Qualifications**: Any relevant technical degree

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