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 Tools, Test Automation, Software Testing, Test Script Development, Test Case, Regression Testing, Test Execution Engine, Javascript and jQuery, Browser Compatibility, Automation, Software Design Patterns, UI Components, Java
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Validation, Dashboard, Marketing Automation, Data Integrity, Verification And Validation, Workflow Management, Marketing Analytics, Data Maintenance, Data Quality, Automation, Reconciliation, Data Governance, Marketing, Key Performance Indicators (KPIs), Stakeholder Communications, Performance Metric
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Test Script Development, Test Automation, Eclipse (Software), Software Testing, UI Components, Integrated Development Environments, Web Applications, Java, Functional Testing
Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Due Diligence, Backlogs, Postman API Platform, Strategic Decision-Making, Data Integrity, Data Maintenance, Needs Assessment, Product Knowledge, Technical Management, Stakeholder Communications, Data Manipulation, Requirements Analysis, Process Analysis, Automation, Restful API, Application Programming Interface (API), Business Requirements, Vendor Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Infrastructure as Code (IaC), Cloud Deployment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Excel Macros, Financial Modeling, Prompt Engineering, Financial Forecasting, Generative AI, Automation, Process Optimization, Microsoft Excel, Excel Formulas, Financial Acumen, Simulation and Simulation Software, Visual Basic (Programming Language), Financial Reporting, Financial Planning, Code Review
Intermediate · Course · 1 - 4 Weeks

Real Madrid Graduate School Universidad Europea
Skills you'll gain: Kinesiology, Applied Machine Learning, Bayesian Network, Machine Learning, Data-Driven Decision-Making, Epidemiology, Load Balancing, Health Education, Data Integration, Systems Engineering, Psychological Evaluations
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Security Testing, Continuous Monitoring, Cyber Security Assessment, Penetration Testing, Vulnerability Assessments, Intrusion Detection and Prevention, Vulnerability Scanning, Security Controls, White-Box Testing, Threat Detection, Threat Modeling
Advanced · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Apple iOS, Swift Programming, Apple Xcode, Mobile Development, User Interface (UI), User Interface (UI) Design, Debugging, Data Persistence, Data Management, Programming Principles, Application Programming Interface (API), Data Storage, Authentications
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Smart Goals, Team Motivation, Team Management, Team Performance Management, Goal Setting, Leadership Development, Team Leadership, Professional Development, Leadership, People Development, Personal Development, Team Building, Emotional Intelligence, Self-Awareness, Gap Analysis, Prioritization
Beginner · Course · 1 - 3 Months
Skills you'll gain: Health Policy, Public Health, Systems Thinking, Health Promotion, Program Evaluation, Health Systems, Health Care Administration, Health Education, Health Equity, Epidemiology, Public Affairs, Community Health, Social Determinants Of Health, Advocacy, Media and Communications, Collaboration, Communication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, User Interface and User Experience (UI/UX) Design, Digital Design, Web Design, Motion Graphics, Adobe XD, Graphic and Visual Design, No-Code Development, Graphic Design, Animations, Prototyping, Typography, Layout Design, Visual Design, Design Elements And Principles, Augmented and Virtual Reality (AR/VR), Style Guides, Storytelling, Creative Design, Image Quality
Beginner · Specialization · 3 - 6 Months