Operations Engineer

Responsibilities 1.Handle daily maintenance, monitoring, and troubleshooting of servers and applications. 2.Manage and optimize Linux systems, including log analysis and basic security hardening. 3.Maintain and operate databases such as MySQL, MongoDB, PostgreSQL, and Redis. 4.Deploy, manage, and configure Kubernetes clusters and related resources. 5.Install and maintain Hadoop ecosystem components (HDFS, HBase, Hive, YARN). 6.Deploy and maintain middleware services including Kafka, Elasticsearch, Zookeeper, and Nginx. 7.Write documentation and automation scripts to improve operational efficiency. Requirements 3+ years of experience in system operations or related roles. Strong proficiency in Linux and basic networking fundamentals. Hands-on experience with MySQL, MongoDB, PostgreSQL, and Redis. Proficient with Kubernetes and familiar with key resource objects and configurations. Familiar with maintaining Hadoop components. Experience with Kafka, Elasticsearch, Zookeeper, and Nginx. Good communication skills and strong sense of responsibility. The common technical skills: big data, containers, IoT, databases, and microservices. In addition, the engineer also needs to understand the customer’s product business and our internal operation and maintenance processes.