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: Data Visualization, Data-Driven Decision-Making, Data Visualization Software, Data Literacy, Interactive Data Visualization, Business Intelligence, Business Intelligence Software, Data Storytelling, Data Presentation, Graphing
★ 4.7 (51) · Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Regression Analysis, Logistic Regression, Correlation Analysis, Statistical Inference, Model Evaluation, Statistical Methods, Statistics, Data Analysis, Statistical Modeling, Statistical Analysis, Mathematical Modeling, Probability & Statistics, Predictive Modeling, Probability
★ 4.6 (24) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apple iOS, iOS Development, Swift Programming, Apple Xcode, Mobile Development, UI Components, User Interface (UI), Application Frameworks, Information Architecture, Data Structures, Interactive Design, Data Sharing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Time Series Analysis and Forecasting, SAS (Software), Forecasting, Recurrent Neural Networks (RNNs), Feature Engineering, Statistical Analysis, Digital Signal Processing, Statistical Methods, Statistical Machine Learning, Advanced Analytics, Statistical Software, Regression Analysis, Data Transformation, Exploratory Data Analysis, Machine Learning Methods, Applied Machine Learning, Data Wrangling, Data Analysis Software, Predictive Analytics, Predictive Modeling
★ 5 (11) · Intermediate · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: Retrieval-Augmented Generation, Responsible AI, Generative AI, Cloud Deployment, LLM Application, Model Deployment, Application Deployment, Large Language Modeling, Hugging Face, Data Ethics, Model Evaluation, Risk Management Framework, Rust (Programming Language)
★ 4.2 (19) · Beginner · Course · 1 - 4 Weeks

Case Western Reserve University
Skills you'll gain: Geostatistics, Exploratory Data Analysis, Spatial Data Analysis, Spatial Analysis, Geospatial Mapping, Geospatial Information and Technology, Statistical Methods, Statistical Modeling, R Programming, Statistical Analysis, R (Software), Probability & Statistics, Descriptive Statistics, Data Analysis, Data-Driven Decision-Making, Correlation Analysis, Data Validation, Simulations, Histogram, Box Plots
Beginner · Course · 1 - 3 Months

Skills you'll gain: Power Electronics, Electric Power Systems, Electrical Power, Electrical Systems, Electrical Engineering, High Voltage, Electronic Systems, Simulation and Simulation Software, Electrical Equipment, Torque (Physics), Simulations, Engineering Calculations, Engineering Analysis, Energy and Utilities, Mechanics, Mathematical Modeling, Digital Analysis, Scripting
Intermediate · Course · 1 - 3 Months

Akamai Technologies, Inc.
Skills you'll gain: Endpoint Security, Incident Response, Network Security, Vulnerability Scanning, Computer Security Incident Management, Security Management, Incident Management, Penetration Testing, Cybersecurity, Authentications, Cyber Attacks, Security Controls, Vulnerability Assessments, Encryption, Firewall, Threat Management, User Accounts, Identity and Access Management, Mobile Security, Risk Management
★ 4.9 (31) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Content Performance Analysis, Content Scheduling, Social Media Management, Social Media Content, Social Media, Facebook, Instagram, Social Media Marketing, Performance Analysis, Content Management, Analysis, Scheduling, Content Creation, Content Marketing, Dashboard, Marketing
Beginner · Guided Project · Less Than 2 Hours

Packt
Skills you'll gain: Application Programming Interface (API), Databases, Web Applications, Hypertext Markup Language (HTML), Authorization (Computing)
Intermediate · Course · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: Agentic Workflows, AI Workflows, Agentic systems, AI Orchestration, Claude Code, Generative AI Agents, Rust (Programming Language), Distributed Computing, Anthropic Claude, Go (Programming Language), LLM Application, Software Architecture, Event-Driven Programming, Maintainability, Software Design Patterns, Large Language Modeling, Scalability, TypeScript, Supervised Learning
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: AI Security, AI Integrations, Test Driven Development (TDD), Security Testing, Vulnerability Assessments, Test Script Development, Development Testing, Unit Testing, Package and Software Management, Code Coverage, Vulnerability Scanning, Continuous Integration, Dependency Analysis, CI/CD, Test Tools, Software Testing, Test Automation, Integration Testing, Continuous Deployment, Software Versioning
Intermediate · Course · 1 - 4 Weeks