Java, Python, JavaScript, HTML/CSS, SQL, React.js, Node.js, Angular, C#, C++, AWS (Amazon Web Services), Azure, Docker, Kubernetes, Git, Jenkins, REST APIs, GraphQL, Spring Boot, Django, Flask, MongoDB, PostgreSQL, MySQL, NoSQL, Oracle, Terraform, Ansible, Chef, Puppet, Linux, Bash, PowerShell, TypeScript, Go, Ruby, PHP, Swift, Kotlin, Objective-C, Selenium, Cypress, JUnit, Mocha, Chai, TestNG, Jest, Enzyme, Graphite, Prometheus, Elasticsearch, Logstash, Kibana, Splunk, Hadoop, Spark, Hive, Pig, Kafka, RabbitMQ, Zookeeper, Microservices, Agile, Scrum, Kanban, DevOps, CI/CD, Networking, TCP/IP, HTTP, SSL/TLS, Firewall, VPN, Load Balancing, Penetration Testing, Cybersecurity, Ethical Hacking, OWASP, Blockchain, Machine Learning, Deep Learning, Artificial Intelligence, Data Science, Big Data, NLP, Computer Vision, TensorFlow, Keras, PyTorch, Tableau, Power BI, MATLAB, R, Excel, Salesforce, SAP, Zoho, CRM