Theoretical computer science courses can help you learn algorithms, computational complexity, automata theory, and formal languages. You can build skills in problem-solving, mathematical reasoning, and algorithm analysis, that support tackling complex computational tasks. Many courses introduce tools like Python for algorithm implementation, LaTeX for typesetting mathematical documents, and software for simulating automata, allowing you to apply these concepts in practical scenarios.

Google Cloud
Skills you'll gain: Identity and Access Management, Cloud Security, Data Security, Encryption, Payment Card Industry (PCI) Data Security Standards, Security Controls, Cloud Solutions, Security Requirements Analysis, Network Security, Cloud Computing Architecture, Google Cloud Platform, CI/CD, Key Management, Virtual Private Networks (VPN), Firewall, Continuous Monitoring
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Import/Export, Microsoft Excel, Regression Analysis, Data Validation, Data Visualization, Spreadsheet Software, Data Management, Excel Macros, Data Cleansing, Excel Formulas, Financial Analysis, Productivity Software, Predictive Modeling, Data Sharing, Financial Modeling, Analysis, Microsoft Word, Mathematical Modeling, Complex Problem Solving, Problem Solving
Beginner · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Database Design, Relational Databases, Data Modeling, Database Management Systems, Databases, Oracle Databases, SQL, Query Languages, PostgreSQL, Systems Design
Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: LangGraph, Generative AI Agents, Agentic systems, LangChain, Artificial Intelligence and Machine Learning (AI/ML), LLM Application, OpenAI, Systems Integration, Tool Calling, Responsible AI, Large Language Modeling, Artificial Intelligence, Prompt Engineering, Data Ethics, Restful API, Data Processing, JSON, Scalability, Data Validation
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Microsoft Power Automate/Flow, System Testing, Test Case, Health Informatics, Performance Testing, Healthcare Ethics, Serverless Computing, Patient Communication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Engineering, Cloud Engineering, Network Planning And Design, Network Troubleshooting, Network Architecture, Network Monitoring, Event Monitoring, Network Administration, Network Performance Management, Google Cloud Platform, Hybrid Cloud Computing, Cloud Infrastructure, General Networking, Cloud Computing Architecture, Network Infrastructure, Network Support, Virtual Private Networks (VPN), Kubernetes, Network Security, Cloud Services
Advanced · Course · 1 - 3 Months
University of Pennsylvania
Skills you'll gain: Game Design, Project Design, Drive Engagement, Design Thinking, Employee Engagement, Motivational Skills, Application Design, Community and Social Work, Behavior Management, Customer Engagement, Psychology, Behavioral Economics, Marketing
Mixed · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Version Control, GitHub, Debugging, Git (Version Control System), Unit Testing, Data Structures, Python Programming, Software Testing, Programming Principles, Scripting, Computer Programming, Web Development, Algorithms, Program Development, Development Environment, Scripting Languages, Integrated Development Environments, Object Oriented Programming (OOP), Jupyter
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Network Troubleshooting, Linux, Kubernetes, Network Architecture, Network Administration, Computer Networking, Docker (Software), TCP/IP, Network Routers, Software-Defined Networking, Network Routing, Containerization, Virtual Private Networks (VPN), Network Model, Network Switches, Firewall, Virtualization, Network Protocols
Build toward a degree
Intermediate · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Event-Driven Programming, Computer Programming, Distributed Computing, Computer Science, Computational Thinking, Computer Networking, Data Structures, Natural Language Processing, Algorithms, Problem Solving, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

Skills you'll gain: User Experience Design, Usability, User Experience, User Interface and User Experience (UI/UX) Design, Threat Modeling, UI/UX Strategy, Interaction Design, Application Security, Authentications, Human Centered Design, Security Strategy, Usability Testing, Authorization (Computing), Security Controls, Multi-Factor Authentication, Security Awareness, Computer Security Awareness Training, Cybersecurity, Safety Standards, Information Privacy
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Embedded Software, C (Programming Language), Embedded Systems, Debugging, Peripheral Devices, Integrated Development Environments, Development Environment, Electronic Hardware, System Programming, Electronics, Software Development Tools, Program Development, Hardware Architecture, Data Structures, Microarchitecture, System Configuration, Programming Principles, Performance Tuning, Computer Architecture, Computer Programming
Intermediate · Specialization · 3 - 6 Months