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.

Skills you'll gain: Database Design, Relational Databases, Event-Driven Programming, Database Application, .NET Framework, Visual Basic (Programming Language), Maintainability, Service Management, Application Design, Business Logic, SQL, Data Validation, Debugging, User Interface (UI)
Beginner · Course · 1 - 4 Weeks

MedCerts
Skills you'll gain: Pulmonology, Medical Terminology, Cardiology, Respiratory Therapy, Medical Records, Immunology, Pathology, Hematology, Anatomy, Diagnostic Tests, Electocardiography, Laboratory Testing, Physiology
Beginner · Course · 1 - 4 Weeks

Indian Institute for Human Settlements
Skills you'll gain: Editing, Storytelling, Photography, Content Creation, Infographics, Writing, Media and Communications, Social Media, Research, Instagram
Mixed · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Mathematical Software, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Contingency Planning, Disaster Recovery, Business Continuity Planning, Security Management, IT Management, System Monitoring, Cyber Security Policies, Enterprise Security, Compliance Auditing, Security Strategy, Systems Administration, Operating System Administration, Governance, Security Controls, Organizational Strategy, Patch Management, Continuous Monitoring, Unix, Procedure Development, Incident Response
Intermediate · Course · 1 - 3 Months

Skills you'll gain: File I/O, .NET Framework, Object Oriented Programming (OOP), C# (Programming Language), Application Development, Game Design, Database Application, Web Applications, Microsoft Visual Studio, Debugging, SQL
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Statistics, Data Analysis, Statistical Programming, Descriptive Statistics, Exploratory Data Analysis, Python Programming
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Database Design, Data Processing, Debugging, Web Scraping, Data Visualization, Relational Databases, Web Services, Restful API, SQL, Databases, Data Visualization Software, JSON, Interactive Data Visualization, Extensible Markup Language (XML), Data Structures, Data Cleansing, Programming Principles, Data Analysis, Python Programming, Computer Programming
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Brightline Initiative
Skills you'll gain: Strategic Leadership, Organizational Strategy, Plan Execution, Strategic Thinking, Gap Analysis, Business Leadership, Business Strategy, Leadership, Organizational Change, Business Consulting, Case Studies, Change Management
Intermediate · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Community Health, Public Health, Health Disparities, Health Promotion, Health Assessment, Social Determinants Of Health, Epidemiology, Health Policy, Health Systems, Data Collection, Preventative Care
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: GitHub, DevOps, Version Control, CI/CD, Continuous Integration, Continuous Deployment, Development Environment, Software Development, Amazon Elastic Compute Cloud
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Retrieval-Augmented Generation, OpenAI API, Generative AI, Large Language Modeling, Generative Adversarial Networks (GANs), ChatGPT, Generative AI Agents, Hugging Face, Artificial Intelligence and Machine Learning (AI/ML), Autoencoders, Applied Machine Learning, Prompt Engineering, Application Programming Interface (API), Transfer Learning, Machine Learning Algorithms, Data Preprocessing, Model Evaluation
Advanced · Course · 1 - 3 Months