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: Selenium (Software), Test Script Development, Test Automation, Browser Compatibility, Java Programming, Java, Test Tools, Software Testing, Javascript, Eclipse (Software), Apache Maven, Development Environment, Object Oriented Programming (OOP), Cascading Style Sheets (CSS), Software Installation, System Configuration
Intermediate · Course · 3 - 6 Months

Logical Operations
Skills you'll gain: Routing Protocols, Network Routing, Virtual Local Area Network (VLAN), TCP/IP, Network Administration, Network Switches, General Networking, Network Architecture, OSI Models, Network Routers, Network Planning And Design, Network Engineering, Local Area Networks, Networking Hardware, Computer Networking, Network Infrastructure, Network Model, Network Protocols, Command-Line Interface
★ 3.9 (18) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Data Visualization, Microsoft Office, Data Literacy, Communication, Business Strategy
★ 4.6 (15) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Financial Forecasting, Supervised Learning, Variance Analysis, Forecasting, Financial Data, Applied Machine Learning, Risk Modeling, Predictive Analytics, Predictive Modeling, Budgeting, Financial Modeling, Model Evaluation, Credit Risk, Revenue Forecasting, Cost Management, Data-Driven Decision-Making, Financial Analysis, Operating Budget, Risk Analysis, Data Pipelines
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Instagram, Keyword Research, LinkedIn, Blogs, Lead Generation, Web Analytics and SEO, Events and Conferences, Copywriting, Content Optimization, Professional Networking, No-Code Development, Video Production, Web Analytics, Sales Presentations, Social Media Content, Promotional Materials, Social Media Marketing, Growth Strategies, Search Engine Optimization, Google Ads
★ 4.9 (14) · Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Editing, Student-Centred Learning, Writing and Editing, Student Engagement, Teaching, Instructional Strategies, Peer Review, Writing
★ 4.3 (12) · Beginner · Course · 1 - 4 Weeks

University of Toronto
Skills you'll gain: Sports Medicine, Exercise Therapy, Physical Therapy, Injury Prevention, Exercise Science, Preventative Care, Health Education, Pain Management, Health Assessment, Rehabilitation, Cardiology, Orthopedics, Oncology
★ 4.7 (814) · Beginner · Course · 1 - 3 Months

Skills you'll gain: TCP/IP, Network Protocols, Network Troubleshooting, General Networking, Network Planning And Design, Computer Networking, Network Analysis, Computational Logic
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Risk Management Framework, Risk Analysis, Risk Management, Incident Management, Incident Response, Business Continuity Planning, Security Management, Threat Modeling, Computer Security Incident Management, Disaster Recovery, Vulnerability Assessments, Cyber Risk, Cyber Threat Intelligence, Continuous Monitoring, Cybersecurity, Vulnerability Management, Digital Forensics, General Data Protection Regulation (GDPR)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Project Schedules, Earned Value Management, Project Estimation, Cost Estimation, Cost Management, Microsoft Project, Resource Allocation, Project Controls, Work Breakdown Structure, Workflow Management, Scheduling, Planning, Project Planning, Budget Management, Project Management, Cost Control, Budgeting, Resource Management, Project Performance, Performance Metric
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: User Story, User Interface (UI), User Interface and User Experience (UI/UX) Design, User Interface (UI) Design, Usability, Design Thinking, User Experience Design, Mockups, Usability Testing, Wireframing, User Experience, User Centered Design, User Feedback, Design, Prototyping, Figma (Design Software)
★ 4.8 (12) · Beginner · Course · 1 - 4 Weeks

Minnesota State University, Mankato
Skills you'll gain: Healthcare Project Management, Project Closure, Project Implementation, Performance Metric, Issue Tracking, Program Implementation, Process Management, Process Improvement, Process Improvement and Optimization, Program Evaluation, Project Performance, Performance Measurement, Workflow Management, Continuous Improvement Process, Business Workflow Analysis, Operational Efficiency, Change Management, Performance Review, Organizational Change, Stakeholder Management
Beginner · Course · 1 - 4 Weeks