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: GitHub, Devops Tools, DevOps, Version Control, CI/CD, Continuous Integration, Continuous Deployment, Software Development, Amazon Elastic Compute Cloud, Authentications
★ 4.8 (12) · Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Health Equity, Health Disparities, Social Determinants Of Health, Public Health and Disease Prevention, Public Health, Social Justice, Community Health, Health Systems, Health Administration, Health Care Administration, Healthcare Ethics, Infectious Diseases, Program Evaluation, Governance, Preventative Care, Community Outreach, Ethical Standards And Conduct, Case Studies
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Sustainable Design, Sustainable Business, Sustainable Technologies, Operations Management, Sustainable Systems, Manufacturing Operations, Sustainability Standards, Corporate Sustainability, Strategic Leadership, Business Leadership, Operational Efficiency, Climate Change Mitigation, Organizational Leadership, Product Design, Waste Minimization, Process Design, Digital Transformation, Emerging Technologies
★ 4.5 (31) · Beginner · Course · 1 - 4 Weeks

University of Florida
Skills you'll gain: Nutrition and Diet, Nutritional Assessment, Preventative Care, Behavior Management, Anatomy, Vital Signs, Physiology, Sensory Systems Analysis, Infectious Diseases, First Aid, Ancient History
★ 4.9 (997) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Load Balancing, Microsoft Azure, Cloud Infrastructure, Virtual Networking, Network Architecture, Network Planning And Design, Network Infrastructure, Cloud Computing Architecture, Network Administration, General Networking, Firewall, Network Security, Cloud Management, IT Automation, Data Migration, Virtual Machines, Microsoft SQL Servers, Performance Tuning, Scalability, Database Architecture and Administration
★ 5 (15) · Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: PyTorch (Machine Learning Library), Fine-tuning, Deep Learning, Vision Transformer (ViT), Transfer Learning, Convolutional Neural Networks, Model Optimization, Model Training, Artificial Intelligence and Machine Learning (AI/ML), Model Evaluation, Performance Tuning, Distributed Computing, Data Preprocessing, Embeddings
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Analysis Expressions (DAX), Power BI, Performance Tuning, Performance Analysis, Time Series Analysis and Forecasting, Model Optimization, Microsoft Copilot, Business Intelligence
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Node.JS, Restful API, Server Side, Back-End Web Development, Full-Stack Web Development, JavaScript Frameworks, JSON, Web Servers, Authentications, Web Applications, API Design, Web Development, Postman API Platform, Package and Software Management, Model View Controller, Application Programming Interface (API), Web Services, Authorization (Computing), Javascript, Computer Science
★ 4.5 (626) · Intermediate · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Social Media Marketing, Copywriting, Social Media, Social Media Management, Social Media Strategy, Social Media Content, Advertising Campaigns, Digital Marketing Tools, Marketing, Online Advertising, Advertising, Professional Networking, Social Media Campaigns, Digital Advertising, Driving engagement, Content Creation, Branding, Drive Engagement
Mixed · Course · 1 - 3 Months

Skills you'll gain: Generative AI Agents, Model Context Protocol, Retrieval-Augmented Generation, Generative Model Architectures, Fine-tuning, Model Deployment, Responsible AI, Load Balancing, Large Language Modeling, Containerization, AI Security, Docker (Software), Model Optimization, Generative AI, Model Evaluation, Agentic systems, LangChain, Restful API, Data Ethics, Image Quality
★ 4.3 (6) · Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: QuickBooks (Accounting Software), Accounts Payable and Receivable, Reconciliation, Accounts Receivable, Financial Reporting, Accounts Payable, Data Cleansing, Tax Preparation, Tax Management, Accounting Software, Data Migration, Data Import/Export, Inventory Control
Intermediate · Course · 1 - 4 Weeks

EDHEC Business School
Skills you'll gain: Environmental Policy, Economics, Climate Change Programs, Environmental Issue, Economics, Policy, and Social Studies, Financial Policy, Climate Change Mitigation, Cost Benefit Analysis, Policy Analysis, Climate Change Adaptation, Futures Exchange, Environmental Regulations, Derivatives, Market Analysis, Financial Market, Tax, Financial Trading, Mathematical Modeling
★ 4.6 (71) · Beginner · Course · 1 - 3 Months