Coursera
Skills you'll gain: Classification And Regression Tree (CART), Decision Tree Learning, Classification Algorithms, Applied Machine Learning, Java Programming, Machine Learning Algorithms, Algorithms, Machine Learning, Data Structures, Analysis, Software Engineering
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Spatial Analysis, C# (Programming Language)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Apache Hadoop, Real Time Data, Apache Spark, Apache Kafka, Data Integration, Apache Hive, Big Data, Applied Machine Learning, System Design and Implementation, Distributed Computing, Data Processing, NoSQL, MongoDB, SQL, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Kubernetes, Containerization, Google Cloud Platform, Cloud Infrastructure, Cloud Solutions, Cloud Services, Cloud Management, Application Deployment, Cloud Computing, Infrastructure Architecture, Cloud Deployment
Intermediate · Course · 1 - 4 Weeks

Tsinghua University
Skills you'll gain: Data Structures, Algorithms, Graph Theory, Computational Thinking, Computer Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Structures, Algorithms, Programming Principles, Computational Thinking
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Restful API, API Design, GitHub, Git (Version Control System), Postman API Platform, Application Programming Interface (API), Version Control, Application Deployment, API Testing, Web Development, Full-Stack Web Development, Back-End Web Development, Web Applications, Front-End Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Command-Line Interface, Network Troubleshooting, TCP/IP, Wireless Networks, Local Area Networks, System Support, Linux Commands, Desktop Support, Network Monitoring, Virtual Private Networks (VPN), Operating System Administration, Network Administration, Dynamic Host Configuration Protocol (DHCP), Hardware Troubleshooting, Network Infrastructure, General Networking, VPN Clients, Network Protocols, Remote Access Systems, Network Routers
Beginner · Course · 1 - 3 Months

Tsinghua University
Skills you'll gain: Data Structures, System Design and Implementation, Algorithms, Computer Programming
Intermediate · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Cloud Computing Architecture, Load Balancing, Kubernetes, Google Cloud Platform, Network Architecture, Enterprise Architecture, Network Troubleshooting, Network Monitoring, Cloud Infrastructure, Cloud-Native Computing, Virtual Networking, Google App Engine, Firewall, Cloud Deployment, Network Infrastructure, Network Planning And Design, Network Security, Serverless Computing, Network Performance Management, System Monitoring
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, Object Oriented Programming (OOP), Object Oriented Design, Java Programming, Computational Thinking, Java, Algorithms, Programming Principles, Computer Programming, Solution Design
Advanced · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Extensible Markup Language (XML), Extensible Languages and XML, Data Validation
Intermediate · Course · 1 - 4 Weeks