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.

Harvard Business Review
Skills you'll gain: Budget Management, Budgeting, Financial Statements, Financial Statement Analysis, Stakeholder Engagement, Financial Analysis, Risk Analysis, Balance Sheet, Business Acumen, Expense Management, Financial Forecasting, Financial Reporting, Business Planning, Proposal Development, Business Metrics, Business Development, Return On Investment, Cost Benefit Analysis, Investments, Presentations
Intermediate · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Precision Medicine, Responsible AI, Drug Development, AI Product Strategy, Clinical Trials, Tensorflow, Pharmaceuticals, PyTorch (Machine Learning Library), AI Enablement, Bioinformatics, Healthcare Ethics, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Generative AI, AI Personalization, Generative AI Agents, Regulatory Affairs, Hospital Medicine, Drug Interaction, Agentic systems
Beginner · Course · 1 - 3 Months

University of California, Santa Barbara
Skills you'll gain: Audit Planning, Auditing, Financial Auditing, Generally Accepted Auditing Standards, Risk Analysis, Risk Management, Internal Controls, Analysis, Strategic Planning, Financial Statement Analysis
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Unit Testing, TypeScript, Angular, Software Testing, Frontend Performance, Software Architecture, Software Design, UI Components, Application Programming Interface (API), Restful API, Application Deployment, Performance Tuning, User Interface (UI), Authentications, JavaScript Frameworks, Scalability, Front-End Web Development, Node.JS, Authorization (Computing), Web Applications
Intermediate · Specialization · 1 - 3 Months

University of California, Davis
Skills you'll gain: Search Engine Optimization, Keyword Research, Web Analytics and SEO, Digital Marketing, Content Strategy, Web Analytics, Marketing, AI Personalization, User Research, Competitive Analysis, Social Media, User Experience
Intermediate · Course · 1 - 4 Weeks

Columbia University
Skills you'll gain: Statistical Inference, Econometrics, Mediation, Advanced Analytics, Statistical Analysis, Regression Analysis, Time Series Analysis and Forecasting, Statistical Methods, Statistical Modeling, Research Design
Advanced · Course · 1 - 3 Months

Coursera
Skills you'll gain: Timelines, Project Schedules, Calendar Management, Project Management, Time Management, Organizational Skills, Scheduling, Project Management Software, Stakeholder Communications
Beginner · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: User Story, Agile Software Development, Software Design Patterns, Design Thinking, Software Development Methodologies, Software Design, Agile Methodology, Agile Project Management, Process Mapping, Software Engineering, Kanban Principles, Software Development Life Cycle, Software Quality Assurance, Program Development, Application Security, Scrum (Software Development), Object Oriented Design, Software Architecture, User Experience Design, Software Quality (SQA/SQC)
Intermediate · Specialization · 3 - 6 Months

John Wiley & Sons
Skills you'll gain: Emotional Intelligence, Diversity and Inclusion, Workplace inclusivity, Cross-Functional Team Leadership, Conflict Management, Diversity Training, Relationship Management, Self-Awareness, Employee Engagement, Team Leadership, Organizational Leadership, Employee Retention, Empathy, Leadership, Virtual Teams, Cultural Diversity
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Apple iOS, Role-Based Access Control (RBAC), Vulnerability Assessments, iOS Development, Software Testing, Authentications, Unit Testing, Application Security, Security Testing, Authorization (Computing), Secure Coding, Identity and Access Management, Debugging, Multi-Factor Authentication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Ansible, Scalability, DevOps, Infrastructure as Code (IaC), IT Automation, Cloud Infrastructure, Systems Design, Application Deployment, Systems Architecture, YAML, Web Servers, Configuration Management, Linux, MySQL
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Empathy, De-escalation Techniques, Active Listening, Responsible AI, Data Sharing, Social Skills, Rapport Building, Verbal Communication Skills, Interpersonal Communications, Anthropic Claude, Data Ethics, Decision Making, Consumer Behaviour, Prompt Engineering, AI Personalization, Strategic Decision-Making, Patient Preparation, Information Privacy, Trustworthiness, Mitigation
Beginner · Specialization · 3 - 6 Months