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.

Coursera
Skills you'll gain: Exploratory Data Analysis, Correlation Analysis, Business Metrics, Scatter Plots, Key Performance Indicators (KPIs), Data Analysis, Performance Metric, Performance Analysis, Analytical Skills, Trend Analysis, Statistical Analysis, Business Analysis, Plot (Graphics), Regression Analysis, Quantitative Research, Probability & Statistics, Statistical Methods, Data Visualization, Data Presentation, Statistical Inference
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AutoCAD, Technical Drawing, Architectural Drawing, Engineering Documentation, Mechanical Drawings, Electrical Equipment, Electrical Systems, Architectural Design, Electrical Power, Design Specifications, Engineering Drawings, Computer-Aided Design, Building Design, Drafting and Engineering Design, Autodesk, Blueprint Reading, AutoCAD Civil 3D, Electrical Engineering, Electric Power Systems, Basic Electrical Systems
Beginner · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: Feature Engineering, Decision Tree Learning, Machine Learning Methods, Classification And Regression Tree (CART), Applied Machine Learning, Statistical Machine Learning, Model Training, Machine Learning, Supervised Learning, Data Preprocessing, Model Optimization, Predictive Modeling, Model Evaluation, Model Deployment, Data Wrangling, Data Synthesis, Data Transformation, Exploratory Data Analysis, Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Database Systems, Database Design, Database Theory, Database Development, Relational Databases, Database Management Systems, Database Management, MySQL, Databases, Database Architecture and Administration, Database Software, SQL, PostgreSQL, NoSQL, Scalability, Data Integrity, Stored Procedure, Query Languages, Distributed Computing, Transaction Processing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Meta Ads Manager, Data Storytelling, Data Presentation, Business Metrics, Key Performance Indicators (KPIs), Marketing Analytics, Data-Driven Marketing, Bayesian Statistics, Data Visualization, Descriptive Statistics, Marketing Effectiveness, Statistical Hypothesis Testing, Target Audience, Pandas (Python Package), Data Analysis, Data Visualization Software, A/B Testing, Data Collection, Marketing, Interviewing Skills
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

Georgia Institute of Technology
Skills you'll gain: Electronic Components, Semiconductors, Electronics, Electrical Engineering, Basic Electrical Systems, Electronics Engineering, Engineering Analysis, Mathematical Modeling
Mixed · Course · 1 - 3 Months

Skills you'll gain: Hibernate (Java), Object-Relational Mapping, CI/CD, Spring Boot, Restful API, Java Programming, Integration Testing, Continuous Integration, Java, Database Development, Cloud Deployment, Application Security, Containerization, Spring Framework, SQL, NoSQL, Docker (Software), Kubernetes, Test Driven Development (TDD), Object Oriented Design
Beginner · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Computer Programming, Object Oriented Design, Development Environment, Programming Principles, Data Structures
Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Vibe coding, Model Context Protocol, Prompt Engineering, Claude Code, Responsible AI, Prompt Patterns, Prompt Engineering Tools, Anthropic Claude, LLM Application, AI Orchestration, Authentications, Agentic Workflows, AI Integrations, AI Workflows, AI Enablement, Generative AI Agents, Generative AI, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Agentic systems
Intermediate · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Real Time Data, Plotly, Dashboard, Dashboard Creation, Live Streaming, Technical Analysis, Data Visualization, Heat Maps, Scalability, Restful API, Pandas (Python Package), Python Programming, UI Components, NumPy, Data Analysis, Application Deployment, Data Persistence, Data Modeling, Event Monitoring
Intermediate · Course · 1 - 4 Weeks

Advancing Women in Tech
Skills you'll gain: Product Roadmaps, Product Management, Agile Product Development, Customer Retention, Product Planning, Financial Analysis, Product Development, Financial Statement Analysis, Customer Analysis, Customer experience improvement, Innovation, Revenue Management, Business Metrics, Financial Statements, Brand Loyalty, Financial Acumen, Customer Engagement, Agile Methodology, Initiative and Leadership, Commercialization
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Multimodal Prompts, Prompt Patterns, AI powered creativity, Generative AI Agents, AI Personalization, LLM Application, Agentic Workflows, Ideation, Scenario Testing, Solution Design, Software Versioning
Beginner · Course · 1 - 4 Weeks