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: Back-End Web Development, PostgreSQL, Database Development, Python Programming, Restful API, SQL, API Design, Object-Relational Mapping, Application Programming Interface (API), Database Management, Databases, Data Validation, Development Environment
★ 4 (22) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Logistic Regression, Statistical Modeling, Statistics, Statistical Hypothesis Testing, Statistical Reporting, Statistical Analysis, Probability & Statistics, Statistical Inference, Statistical Methods, Data Analysis, Regression Analysis, Advanced Analytics, Time Series Analysis and Forecasting, Statistical Programming, R Programming, R (Software), Predictive Modeling, Analytics, Technical Communication, Analysis
Beginner · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Machine Learning Methods, Decision Intelligence, Applied Machine Learning, Machine Learning, AI Enablement, Technology Roadmaps, Data-Driven Decision-Making, Artificial Intelligence and Machine Learning (AI/ML), Business Solutions, Organizational Strategy, AI Product Strategy, Organizational Change, Product Roadmaps, Feasibility Studies, System Requirements, Business Planning, Project Planning
★ 4.8 (16) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Cryptography, Cybersecurity, Cyber Threat Intelligence, Enterprise Application Management, Cyber Attacks, Emerging Technologies, Financial Trading, Digital Assets, Cyber Security Assessment, Cryptographic Protocols, FinTech, Payment Systems, Security Testing, Auditing, Transaction Processing, Data Integrity
Beginner · Course · 1 - 3 Months

Skills you'll gain: Process Mapping, Business Process Modeling, Process Analysis, Business Process Improvement, Process Design, Business Process Management, Process Improvement, Lean Methodologies, Systems Thinking, Lean Six Sigma, Change Management, Quality Improvement, Process Flow Diagrams, Six Sigma Methodology, Stakeholder Analysis, Agile Methodology, Matrix Management, Dataflow, Prioritization, Generative AI
★ 4.5 (10) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Information Systems Security, Risk Management, Security Management, Continuous Monitoring, Information Assurance, Law, Regulation, and Compliance, Cyber Governance, Governance, Regulation and Legal Compliance, Cybersecurity, Security Controls, Security Strategy, Risk Mitigation, Information Privacy, Cyber Security Policies, Risk Management Framework, ISO/IEC 27001, Risk Control, Threat Modeling, Information Systems
★ 4.7 (63) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Amazon CloudWatch, Serverless Computing, Amazon Web Services, Application Deployment, AWS CloudFormation, Cloud Management, Cloud Deployment, Cloud-Native Computing, Continuous Deployment, Application Performance Management, Cloud Applications, AWS Identity and Access Management (IAM), System Monitoring, Event Monitoring, IT General Controls (ITGC), Continuous Monitoring, Infrastructure as Code (IaC), Data Security, Disaster Recovery
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, MLOps (Machine Learning Operations), AI Workflows, Applied Machine Learning, Model Optimization, Data Pipelines, Responsible AI, Statistical Modeling
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft PowerPoint, Presentations, Multimedia, Productivity Software, Microsoft Office
★ 4.1 (134) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Peripheral Devices, USB, Operating Systems, Computer Hardware, Operating System Administration, Data Storage Technologies, Hardware Troubleshooting, Data Storage, Computing Platforms, Hardware Architecture, Desktop Support, Computer Systems, System Configuration, Electrical Safety, Linux, System Software, File Systems, Information Technology, Microsoft Windows, File Management
★ 4.7 (27) · Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Telehealth, Teamwork, Patient Communication, Collaboration, Clinical Assessment, Vital Signs, Health Technology, Patient Preparation, Patient Coordination, Patient Education And Counseling, Health Assessment, Patient-centered Care, Patient Treatment, Primary Care, Health Care, Health Systems, Telecommunications, Patient Evaluation, Care Management, Communication
★ 4.9 (48) · Beginner · Specialization · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Git (Version Control System), Integrated Development Environments, Version Control, IntelliJ IDEA, Software Development Tools, Eclipse (Software), Microsoft Visual Studio, Development Environment, Software Versioning, Software Development, Release Management, Collaborative Software, Software Development Methodologies, Change Control
Intermediate · Course · 1 - 3 Months