Communication skills courses can help you learn effective verbal and nonverbal communication, active listening, persuasive speaking, and conflict resolution techniques. You can build skills in crafting clear messages, adapting your communication style to different audiences, and using feedback constructively. Many courses introduce tools like presentation software, video conferencing platforms, and collaboration apps, which enhance your ability to convey ideas and engage with others in various settings.

Skills you'll gain: Authentications, Cryptography, Encryption, .NET Framework, Open Web Application Security Project (OWASP), Application Security, Vulnerability Scanning, C# (Programming Language), Data Security, Data Validation, Cross Platform Development, Development Environment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: TCP/IP, OSI Models, General Networking, Computing Platforms, Network Administration, Software-Defined Networking, Computer Networking, Network Routing, Network Engineering, Network Infrastructure, Scripting, Network Protocols, Restful API, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Amazon Web Services, Amazon S3, Natural Language Processing, Unstructured Data, Solution Architecture, Software Architecture
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unix, Unix Commands, Shell Script, Bash (Scripting Language), Operating System Administration, Linux, File Systems, Operating Systems, Command-Line Interface, Performance Tuning, System Monitoring, System Programming, File Management, OS Process Management, System Configuration
Intermediate · Course · 1 - 4 Weeks

American Psychological Association
Skills you'll gain: Descriptive Statistics, Probability & Statistics, Statistics, Statistical Analysis, Data Literacy, Statistical Visualization, Data Analysis, Graphing, Arithmetic
Beginner · Course · 1 - 3 Months

Edureka
Skills you'll gain: Systems Development, Database Application, Web Applications, Scrum (Software Development)
Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Cloud Deployment, Containerization, Microservices, Rust (Programming Language), Unit Testing, Cloud Computing, Development Environment, Application Frameworks, Programming Principles, Restful API, Algorithms
Beginner · Guided Project · Less Than 2 Hours

EDUCBA
Skills you'll gain: Model View Controller, Java Platform Enterprise Edition (J2EE), Back-End Web Development, Server Side, Data Access, Apache Tomcat, Application Servers, Relational Databases, Databases, Java, Web Servers, SQL, Authentications, Web Applications, Secure Coding, Software Design Patterns, Data Persistence, Context Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Linux, Linux Commands, C (Programming Language), System Programming, Command-Line Interface, Programming Principles, Development Environment, Computer Programming Tools, Software Installation, Data Structures, Program Development, Debugging
Mixed · Course · 1 - 3 Months

Skills you'll gain: Penetration Testing, Exploitation techniques, Brute-force attacks, Cyber Security Assessment, Vulnerability Assessments, Authentications, Wireless Networks, Network Security, Linux, Encryption, Microsoft Windows, Cryptography, Operating Systems
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Hypertext Markup Language (HTML), HTML and CSS, Web Design and Development, Web Design, Web Content Accessibility Guidelines, Visualization (Computer Graphics), Computer Graphics, Front-End Web Development, Semantic Web, Web Content, Usability, Javascript, Data Validation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Apache Spark, Scala Programming, Data Processing, Big Data, Applied Machine Learning, IntelliJ IDEA, Real Time Data, Graph Theory, Development Environment, Distributed Computing, Performance Tuning
Intermediate · Course · 1 - 3 Months