Data Structures and Algorithms courses can help you learn about arrays, linked lists, trees, and graph structures, along with sorting and searching algorithms. You can build skills in problem-solving, optimizing code efficiency, and analyzing algorithm complexity. Many courses introduce tools like Python, Java, or C++ for implementing these concepts, as well as platforms for coding challenges that reinforce your understanding through practical application.

Google Cloud
Skills you'll gain: Cloud-Native Computing, Cloud Applications, Cloud Development, Google App Engine, Application Deployment, Google Cloud Platform, Cloud Deployment, Infrastructure as Code (IaC), Containerization, Application Performance Management, Platform As A Service (PaaS), Development Environment, Kubernetes, Cloud Computing, Serverless Computing, Performance Tuning, Computing Platforms, Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Excel Macros, Microsoft Excel, Scripting, Automation, Spreadsheet Software, Programming Principles, User Interface (UI), Data Import/Export, UI Components, IT Automation, Visual Basic (Programming Language), Interactive Design, Build Tools, Operations, Productivity, Research and Design, Design, Interactive Data Visualization, Real Time Data, Finance
Mixed · Course · 1 - 3 Months

JetBrains
Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, LLM Application, Embeddings, OpenAI API, AI Integrations, Large Language Modeling, API Design, Agentic Workflows, Generative AI Agents, Generative AI, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Agentic systems, Python Programming, Machine Learning Methods, Docker (Software), Integrated Development Environments, Machine Learning Algorithms, Data Science
★ 5 (9) · Intermediate · Course · 1 - 3 Months
Skills you'll gain: IT Security Architecture, Computer Networking, Operating System Administration, Package and Software Management, Network Troubleshooting, Version Control, IT Automation, Systems Administration, IT Infrastructure, Network Administration, Information Systems Security, TCP/IP, Git (Version Control System), Chef (Configuration Management Tool), Network Security, General Networking, Ruby (Programming Language), Desktop Support, Web Presence, Interviewing Skills
★ 4.8 (215K) · Beginner · Professional Certificate · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Regression Analysis, Statistical Analysis, Statistical Modeling, Logistic Regression, Data Science, Data Analysis, Statistical Methods, Model Evaluation, Probability & Statistics, Statistical Inference, Statistical Hypothesis Testing
★ 4.4 (3.4K) · Mixed · Course · 1 - 4 Weeks

California Institute of the Arts
Skills you'll gain: Typography, Graphic Design, Graphic and Visual Design, Layout Design, Design, Art History, Visual Design, Information Architecture, Design Elements And Principles, Design Strategies, Design Research, Peer Review, Creativity
★ 4.8 (5.8K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard, Extract, Transform, Load, Data Storytelling, Data Visualization, Dashboard Creation, Database Design, Presentations, Data Presentation, Descriptive Statistics, IBM DB2, Business Intelligence, Data Visualization Software, Statistical Hypothesis Testing, Tableau Software, Relational Databases, Database Systems, Statistical Visualization, IBM Cognos Analytics, Interactive Data Visualization, Excel Formulas
★ 4.7 (16K) · Beginner · Professional Certificate · 3 - 6 Months

The University of Edinburgh
Skills you'll gain: Music Theory, Music, Classical Music, Musical Composition
★ 4.5 (1.9K) · Beginner · Course · 1 - 3 Months

Lund University
Skills you'll gain: Sustainable Business, Sustainable Design, Sustainable Development, Sustainable Systems, Corporate Sustainability, Environmental Resource Management, Environment and Resource Management, Strategic Sourcing, Materials Management, Business Modeling, Supply Management, Drive Engagement, Environmental Issue, Social Impact, Environmental Policy, Resource Utilization, Business Analysis, Innovation, Policy Analysis, Policy Development
★ 4.8 (2.1K) · Beginner · Course · 1 - 3 Months

Berklee
Skills you'll gain: File Management, Musical Composition, Music Performance, Music, Media Production, Performing Arts, Music Theory, Post-Production, Instrumental Music, Collaborative Software, Digital Signal Processing, Electronic Media, Automation, Editing, Design Software, Computer Hardware, Patch Management, Creativity, System Requirements
★ 4.8 (2.3K) · Intermediate · Specialization · 3 - 6 Months
Duke University
Skills you'll gain: Diagram Design, Persuasive Communication
★ 4.6 (3.1K) · Beginner · Course · 1 - 3 Months
DeepLearning.AI
Skills you'll gain: Generative Adversarial Networks (GANs), Autoencoders, Generative AI, Tensorflow, Computer Vision, Image Analysis, Transfer Learning, Convolutional Neural Networks, Generative Model Architectures, Fine-tuning, Deep Learning, Keras (Neural Network Library), Model Training, Model Optimization, Applied Machine Learning, Artificial Neural Networks, Classification Algorithms, Model Evaluation, Distributed Computing, Visualization (Computer Graphics)
★ 4.8 (1.7K) · Intermediate · Specialization · 3 - 6 Months