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.

Skills you'll gain: Browser Compatibility, Responsive Web Design, HTML and CSS, Cascading Style Sheets (CSS), Web Design and Development, Web Design, Extensible Markup Language (XML), Extensible Languages and XML, Hypertext Markup Language (HTML), Maintainability
Mixed · Course · 1 - 4 Weeks
University of Maryland, College Park
Skills you'll gain: Unstructured Data, Applied Machine Learning, Financial Data, Financial Statement Analysis, Image Analysis, Finance, Financial Analysis, Accounting, Emerging Technologies, Artificial Intelligence, Text Mining, Machine Learning, Social Media Analytics, AI Integrations, Data-Driven Decision-Making, Natural Language Processing, Model Evaluation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Keras (Neural Network Library), Tensorflow, Artificial Neural Networks, Deep Learning, Model Training, Data Preprocessing, Model Optimization, Model Evaluation, Data Processing, Development Environment, Predictive Analytics, Software Installation
Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Software Quality Assurance, Software Development Life Cycle, Quality Assurance, Software Quality (SQA/SQC), Software Documentation, Functional Testing, Software Testing, Software Development Methodologies, Acceptance Testing, Test Case, Maintainability, Test Planning, Unit Testing, Software Design, Technical Documentation, Waterfall Methodology, Agile Methodology
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Dashboard Creation, Dashboard, Application Performance Management, System Monitoring, Enterprise Application Management, Performance Tuning, Performance Analysis, Performance Metric, Anomaly Detection, Real Time Data, Performance Measurement, Continuous Monitoring, Root Cause Analysis, Operational Performance Management, Business Metrics, Transaction Processing, Performance Management, Data-Driven Decision-Making, Machine Learning Methods
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Web Development Tools, Javascript, Context Management, Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Unity Engine, Event-Driven Programming, C# (Programming Language), Game Design, UI Components, User Interface (UI), Video Game Development, User Interface (UI) Design, Scripting, Development Environment, Code Reusability
Mixed · Course · 1 - 4 Weeks

O.P. Jindal Global University
Skills you'll gain: Psychology, Mental Health Diseases and Disorders, Human Learning, Research Methodologies, Learning Theory, Science and Research, Research, Research Design, Human Development, Scientific Methods, Social Sciences, Culture, Biology, Experimentation, Empathy & Emotional Intelligence, Statistical Analysis, Intelligence Collection and Analysis
Build toward a degree
Beginner · Course · 3 - 6 Months

Coursera
Skills you'll gain: Timelines, Project Schedules, Calendar Management, Project Management, Time Management, Scheduling, Project Management Software, Stakeholder Communications, Stakeholder Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: 3D Assets, Visualization (Computer Graphics), Image Quality, Animations, Conceptual Design
Intermediate · Course · 1 - 3 Months

American Council on Exercise
Skills you'll gain: Goal Setting, Health And Wellness Coaching, Smart Goals, Workplace inclusivity, Motivational Interviewing, Active Listening, Verbal Communication Skills, Coaching, Ethical Standards And Conduct, Exercise Science, Diversity Awareness, Health Assessment, Behavior Management, Interpersonal Communications, Healthcare Ethics, Professionalism, Relationship Building
Beginner · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: MITRE ATT&CK Framework, Threat Modeling, Cyber Threat Intelligence, Threat Detection, Exploitation techniques, Intrusion Detection and Prevention, Threat Management, Incident Response, Event Monitoring, Computer Security Incident Management, Malware Protection, Network Analysis, Anomaly Detection, Network Security, Network Monitoring, Network Protocols, SQL
Mixed · Course · 1 - 4 Weeks