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.

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, User Interface (UI), Leaflet (Software), Data Processing, Interactive Data Visualization, Scientific Visualization, Big Data, Visualization (Computer Graphics), Geospatial Mapping, Data Manipulation, Data Transformation, Apache Spark, Spatial Data Analysis, Computer Graphics
★ 4.4 (547) · Mixed · Course · 1 - 3 Months
Stanford Online
Skills you'll gain: Bayesian Network, Applied Machine Learning, Machine Learning Algorithms, Bayesian Statistics, Machine Learning Methods, Markov Model, Statistical Machine Learning, Machine Learning, Network Model, Unsupervised Learning, Statistical Modeling, Model Training, Probability Distribution, Model Optimization, Statistical Methods, Probability & Statistics, Algorithms
★ 4.6 (305) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Data Pipelines, Microsoft SQL Servers, Microsoft Azure, Database Development, Data Warehousing, SQL, Data Integration, Data Maintenance, Extract, Transform, Load
★ 4.2 (14) · Intermediate · Guided Project · Less Than 2 Hours

Universidades Anáhuac
Skills you'll gain: Malware Protection, Information Systems Security, Cybersecurity, Cyber Attacks, Computer Security Awareness Training, Data Security, Security Awareness, Information Assurance, Network Security, Threat Modeling, Security Controls, Human Factors (Security)
★ 4.3 (6) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: IntelliJ IDEA, Software Design, Object Oriented Programming (OOP), Apache Maven, Object Oriented Design, Integrated Development Environments, Software Development Tools, Build Tools, Version Control, Software Architecture, Git (Version Control System), GitHub, Data Import/Export, Development Environment, Java, Program Development, Kotlin, Debugging, Java Programming, Software Installation
★ 4.7 (72) · Intermediate · Specialization · 1 - 3 Months

L&T EduTech
Skills you'll gain: Robotics, Machine Controls, Automation Engineering, Programmable Logic Controllers, Electrical Equipment, Electrical Systems, Hydraulics, Control Systems, Simulation and Simulation Software, Internet Of Things, Manufacturing Processes, Mechanical Engineering, Real Time Data, Human Machine Interfaces, Simulations, Automation, Industrial Engineering, Hardware Troubleshooting, Image Analysis, Equipment Design
★ 4.5 (176) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: IT Management, General Data Protection Regulation (GDPR), Computer Security Awareness Training, Data Governance, Enterprise Security, Human Factors (Security)
★ 4.9 (21) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Logo Design, Graphic Design, Graphic and Visual Design, Color Theory, Design, Graphic and Visual Design Software, Creative Design, User Accounts, Digital Marketing
★ 4.2 (15) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Metasploit, Open Web Application Security Project (OWASP), Penetration Testing, Exploit development, Vulnerability Scanning, Exploitation techniques, Security Testing, Vulnerability Assessments, Hardening, Brute-force attacks, Web Applications, Cybersecurity, Firewall, Network Security, Wireless Networks, Network Analysis, SQL
★ 3.7 (10) · Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Data Storytelling, Data Presentation, Power BI, Data Visualization Software, Data Visualization, Data-Driven Decision-Making, Scatter Plots
★ 4.7 (111) · Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Image Analysis, Data Visualization Software, Machine Learning Methods, Matlab, Applied Machine Learning, Dimensionality Reduction, Digital Signal Processing, Data Analysis, Data Processing, Mathematical Software, Classification Algorithms
★ 4.6 (235) · Intermediate · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Apache Spark, Scala Programming, Apache Hadoop, Big Data, Data Manipulation, Distributed Computing, Data Processing, Performance Tuning, SQL, Data Transformation, Network Performance Management, Data Persistence, Data Analysis, Programming Principles
Intermediate · Course · 1 - 4 Weeks