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.

University of Colorado Boulder
Skills you'll gain: Excel Macros, Visual Basic (Programming Language), Data Import/Export, Scripting, Programming Principles, Spreadsheet Software, UI Components, Automation, Data Structures, Debugging, Data Validation
Intermediate · Course · 1 - 4 Weeks

University of Toronto
Skills you'll gain: Algorithms, Deep Learning, Computer Vision, Mathematical Modeling, Predictive Modeling, Data Structures, Spatial Data Analysis
Advanced · Course · 1 - 3 Months

Infosec
Skills you'll gain: Incident Response, Computer Security Incident Management, Endpoint Detection and Response, Cyber Operations, Cybersecurity, Cyber Threat Hunting, Intrusion Detection and Prevention, Security Management, Disaster Recovery
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Apache Spark, Large Language Modeling, PyTorch (Machine Learning Library), Unsupervised Learning, Generative AI, PySpark, Computer Vision, Keras (Neural Network Library), Supervised Learning, Deep Learning, Reinforcement Learning, Regression Analysis, LLM Application, Scikit Learn (Machine Learning Library), Jupyter, Applied Machine Learning, Machine Learning, Python Programming, Data Science
Build toward a degree
Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Amazon Web Services, AWS Identity and Access Management (IAM), Identity and Access Management, Amazon Elastic Compute Cloud, Amazon CloudWatch, Amazon S3, Cloud Computing, AWS CloudFormation, Relational Databases, Public Cloud, Cloud Computing Architecture, Amazon DynamoDB, Application Deployment, Database Management Systems, Database Architecture and Administration, Virtual Local Area Network (VLAN), Network Security, Network Architecture, Cloud Infrastructure, Cloud Storage
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Simple Object Access Protocol (SOAP), Development Environment, Hibernate (Java), Systems Architecture, Back-End Web Development, Service Oriented Architecture, Eclipse (Software), Authentications
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: 3D Modeling, Autodesk, 3D Assets, Design Software
Mixed · Course · 1 - 4 Weeks

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

LearnQuest
Skills you'll gain: No-Code Development, Applied Machine Learning, MLOps (Machine Learning Operations), Machine Learning, Analytics, Performance Measurement, Business Metrics, Responsible AI, Cloud Computing, Big Data, Scalability, Workflow Management, Continuous Improvement Process, Data Ethics, Application Deployment, Business Continuity, Compliance Auditing, Performance Tuning, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Software Design, Software Design Patterns, Functional Design, Java, Programming Principles, Performance Tuning, Data Structures, Algorithms
Intermediate · Course · 1 - 3 Months

AI CERTs
Skills you'll gain: Threat Modeling, Secure Coding, Application Security, Blockchain, Scripting, Vulnerability Assessments, Scalability, Application Design, Payment Systems, Transaction Processing, Cryptography, FinTech, Emerging Technologies
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AWS Identity and Access Management (IAM), Amazon Web Services, Identity and Access Management, Amazon Elastic Compute Cloud, Cloud Computing Architecture, Cloud Computing, Virtual Local Area Network (VLAN), Network Security, Network Architecture, Cloud Infrastructure, Authentications, Virtual Private Networks (VPN), Multi-Factor Authentication, Cloud Security, Network Administration, Load Balancing, Amazon CloudWatch, Containerization, Scalability
Intermediate · Course · 1 - 3 Months