Kubernetes, Java, Java Spring, Ci, Solr, Saas, Paas, Kafka, Iaas, AWS, Lucene, Sns, Python, Sqs, Elasticsearch, REST, cd, OpenSearch, temporal, Flink, application performance monitoring tools, NoSQL databases

Unix, Golang, Github, Jenkins, Linux, Python, Kubernetes, DevOps practices, cloud-native applications, network storage security product development, Rancher, microservices architecture, BSD, cybersecurity principles

C, X86, Network Driver, Virtualization, Arm, Python, Bash, Memory Management, Performance Tuning, Cloud Technologies, Processor Architecture, Linux kernel debugging, Go, VFS, netfilter, Linux kernel scheduling, Linux network internals